Three Rivers District Council
Review alternative source of conservation area data
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| Reference | Name | Designation date | Document URL | Documentation URL | Geometry | Point | Notes | Entry date | Start date | End date |
|---|---|---|---|---|---|---|---|---|---|---|
| 8984 | Abbots Langley | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/f1ae8260-b127-11ed-a36d-4ffc695009c9-abbots-langley-conservation-area-appraisal-2014%20(1).pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/abbots-langley-conservation-area | MULTIPOLYGON (((-0.418007 51.706533, -0.418036 51.706512, -0.418459 51.706226, -0.418455 51.70622, -0.418903 51.705925, -0.418914 51.705933, -0.419486 51.705546, -0.419435 51.705515, -0.419724 51.705397, -0.419641 51.705301, -0.419523 51.705178, -0.41935 51.705002, -0.420738 51.70373, -0.420325 51.703515, -0.420294 51.703484, -0.420239 51.703412, -0.420007 51.703469, -0.420009 51.703466, -0.419994 51.703456, -0.419879 51.703353, -0.419776 51.703378, -0.419567 51.703425, -0.419511 51.703337, -0.419459 51.703246, -0.419328 51.703263, -0.419156 51.703303, -0.419162 51.703315, -0.41908 51.703334, -0.418909 51.703378, -0.418439 51.703525, -0.418034 51.703648, -0.41825 51.703929, -0.418396 51.7041, -0.418513 51.704256, -0.418552 51.704322, -0.418595 51.704401, -0.4187 51.70453, -0.418764 51.704605, -0.418107 51.704808, -0.417801 51.704899, -0.417407 51.705022, -0.41699 51.70516, -0.417067 51.705251, -0.417202 51.705405, -0.417013 51.705462, -0.416485 51.705629, -0.416625 51.705807, -0.416656 51.705851, -0.416659 51.705871, -0.416653 51.705927, -0.416642 51.705982, -0.416629 51.706006, -0.416568 51.706068, -0.416407 51.706215, -0.416288 51.706315, -0.416542 51.706461, -0.416531 51.706477, -0.416467 51.706542, -0.416406 51.706633, -0.416314 51.706709, -0.416321 51.706715, -0.416284 51.706743, -0.416256 51.706773, -0.416223 51.706804, -0.41602 51.706977, -0.415755 51.707196, -0.415706 51.707231, -0.415696 51.707229, -0.415613 51.707305, -0.415596 51.707316, -0.415515 51.707389, -0.415685 51.707452, -0.415598 51.7075, -0.415321 51.707645, -0.414936 51.707311, -0.413258 51.707669, -0.413349 51.707826, -0.413363 51.707859, -0.413491 51.708064, -0.41358 51.7082, -0.413602 51.708229, -0.413622 51.708246, -0.413711 51.708281, -0.413799 51.708525, -0.413893 51.708766, -0.413949 51.708875, -0.414013 51.709024, -0.414034 51.709103, -0.414089 51.709274, -0.414095 51.709378, -0.414216 51.70974, -0.414235 51.709774, -0.414256 51.709787, -0.414289 51.709787, -0.415009 51.709732, -0.416119 51.709232, -0.416758 51.708773, -0.41726 51.709025, -0.417513 51.709168, -0.417521 51.709158, -0.41757 51.709136, -0.417767 51.709056, -0.417786 51.709074, -0.417801 51.709081, -0.417828 51.70908, -0.417841 51.709076, -0.41844 51.708689, -0.41844 51.708685, -0.418448 51.708672, -0.417963 51.708373, -0.418836 51.707714, -0.418874 51.707679, -0.418986 51.707582, -0.418901 51.707476, -0.418383 51.70735, -0.417963 51.70725, -0.418625 51.706809, -0.418587 51.706792, -0.418577 51.706799, -0.418127 51.706585, -0.418007 51.706533))) | POINT (-0.417036 51.706925) | Extra documents are available. | 2026-07-19 | |||
| 8985 | Batchworth Heath | https://cdn.threerivers.gov.uk/files/2023/02/77778de0-b12a-11ed-a36d-4ffc695009c9-batchworth-heath-conservation-area-appraisal-january-2013.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/batchworth-heath-conservation-area | MULTIPOLYGON (((-0.445454 51.62126, -0.445622 51.621267, -0.445624 51.621269, -0.446267 51.62128, -0.446468 51.621162, -0.446507 51.620975, -0.447168 51.620993, -0.447363 51.620621, -0.447185 51.620573, -0.447188 51.620565, -0.447148 51.620554, -0.446998 51.620501, -0.447335 51.620161, -0.44731 51.620154, -0.447313 51.620147, -0.447077 51.620055, -0.447103 51.619831, -0.446904 51.619791, -0.446792 51.619774, -0.446744 51.61977, -0.446769 51.619691, -0.446775 51.619688, -0.446825 51.619558, -0.446816 51.619419, -0.446872 51.619242, -0.446876 51.619213, -0.446885 51.619178, -0.446898 51.619088, -0.446912 51.619022, -0.446924 51.618989, -0.446944 51.618894, -0.446956 51.618857, -0.446956 51.618801, -0.446908 51.618604, -0.44689 51.618551, -0.446854 51.618568, -0.446829 51.618573, -0.446806 51.618572, -0.446757 51.618565, -0.446739 51.618561, -0.446608 51.618522, -0.446598 51.61853, -0.44657 51.618545, -0.446512 51.618635, -0.446462 51.618701, -0.44642 51.618767, -0.446313 51.618895, -0.446284 51.618934, -0.446234 51.618986, -0.446138 51.619096, -0.44607 51.619177, -0.446029 51.61922, -0.445982 51.619263, -0.445897 51.619334, -0.445862 51.619369, -0.445687 51.61953, -0.445641 51.619562, -0.445572 51.619603, -0.445483 51.61965, -0.445371 51.619694, -0.445266 51.619699, -0.445191 51.619698, -0.445119 51.619695, -0.445089 51.61969, -0.445039 51.619687, -0.444986 51.619677, -0.444847 51.619662, -0.444643 51.619647, -0.444421 51.619643, -0.444361 51.619637, -0.444321 51.61963, -0.444247 51.619612, -0.444197 51.619595, -0.444075 51.619577, -0.444016 51.619564, -0.443971 51.619562, -0.443711 51.619532, -0.443673 51.619525, -0.443534 51.619509, -0.443374 51.619496, -0.443342 51.61949, -0.443274 51.619489, -0.443184 51.6195, -0.443103 51.619518, -0.442983 51.619533, -0.442947 51.619542, -0.442915 51.619543, -0.44281 51.619558, -0.442632 51.619572, -0.442479 51.619581, -0.442409 51.619588, -0.442193 51.619619, -0.442165 51.619627, -0.442085 51.619637, -0.442029 51.619648, -0.441994 51.619653, -0.441928 51.619669, -0.44184 51.619693, -0.441637 51.619752, -0.441535 51.619793, -0.441474 51.619812, -0.441436 51.619831, -0.441391 51.619846, -0.441378 51.619852, -0.4414 51.61988, -0.441403 51.620188, -0.441426 51.620334, -0.441453 51.620351, -0.441589 51.620378, -0.441808 51.620407, -0.442149 51.62048, -0.442313 51.620508, -0.442418 51.62053, -0.442348 51.620916, -0.442182 51.621161, -0.44246 51.621235, -0.442792 51.621319, -0.443264 51.621442, -0.443313 51.621273, -0.443353 51.62115, -0.444167 51.621091, -0.444437 51.621099, -0.444445 51.621101, -0.44477 51.621128, -0.44481 51.621134, -0.444825 51.621134, -0.445454 51.62126))) | POINT (-0.444616 51.620269) | Best Map is shown on page 18 of the appraisal document. | 2026-07-19 | 1994-01-01 | ||
| 8986 | Rickmansworth, Cedars Avenue | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/1ab98ed0-b438-11ed-b196-ebac57dd4886-nightingale-road-upper-nightingale-road-and-cedars-avenue-conservation-area-appraisal-2007.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/rickmansworth-conservation-area | MULTIPOLYGON (((-0.481324 51.639654, -0.481315 51.639586, -0.481287 51.639571, -0.481299 51.639542, -0.481305 51.639508, -0.481285 51.63939, -0.481236 51.639174, -0.481234 51.63908, -0.481178 51.638838, -0.481172 51.638734, -0.481159 51.6386, -0.48116 51.638478, -0.481144 51.638388, -0.481127 51.638328, -0.481075 51.63822, -0.480936 51.638088, -0.480815 51.637989, -0.480635 51.637872, -0.480588 51.637886, -0.480547 51.637846, -0.480563 51.637835, -0.480496 51.637798, -0.480486 51.637807, -0.480449 51.63779, -0.480431 51.637764, -0.480019 51.637567, -0.479671 51.637395, -0.479446 51.637408, -0.478803 51.637439, -0.478608 51.637453, -0.478346 51.637504, -0.478259 51.637526, -0.478253 51.637544, -0.478212 51.637552, -0.478181 51.637548, -0.478097 51.63757, -0.478099 51.637583, -0.478069 51.637598, -0.47899 51.638291, -0.480228 51.639217, -0.480271 51.639243, -0.480451 51.639226, -0.480685 51.63918, -0.480884 51.639395, -0.481065 51.639596, -0.481171 51.639707, -0.481324 51.639654))) | POINT (-0.479966 51.638307) | https://cdn.threerivers.gov.uk/files/2023/02/63299070-b438-11ed-b196-ebac57dd4886-appendix-3-cedars-avenue-and--nightingale-road---map.pdf Extra documents are available. | 2026-07-19 | 2006-04-03 | ||
| 8987 | Chorleywood Common | https://cdn.threerivers.gov.uk/files/2023/02/03c9e0c0-b12d-11ed-a36d-4ffc695009c9-1-contents-and-introduction-3%20(1).pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/chorleywood-common-conservation-area | MULTIPOLYGON (((-0.520188 51.655722, -0.520338 51.655653, -0.520416 51.655576, -0.52036 51.655541, -0.520309 51.655568, -0.520288 51.655571, -0.520261 51.655572, -0.520208 51.655557, -0.520091 51.655463, -0.519572 51.65506, -0.519226 51.654813, -0.518961 51.654636, -0.518816 51.654549, -0.518774 51.654541, -0.518714 51.654502, -0.518675 51.654489, -0.518529 51.654412, -0.518528 51.654392, -0.518441 51.654361, -0.518408 51.654382, -0.518064 51.654177, -0.518082 51.654166, -0.518014 51.654129, -0.518022 51.654124, -0.517933 51.654078, -0.517695 51.653949, -0.517343 51.653771, -0.517069 51.653626, -0.51674 51.653464, -0.516634 51.653427, -0.516544 51.653382, -0.516348 51.65328, -0.516187 51.653201, -0.516124 51.653172, -0.515574 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| 8991 | Croxley Green, Dickinson Square | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/10fbebe0-b1d1-11ed-a36d-4ffc695009c9-dickinson-square-caa-july-2014.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/dickinson-square-conservation-area | MULTIPOLYGON (((-0.448745 51.647914, -0.448757 51.647772, -0.448776 51.647771, -0.448802 51.647524, -0.448812 51.647451, -0.449064 51.647461, -0.44908 51.647348, -0.449115 51.64699, -0.44867 51.646976, -0.448324 51.646961, -0.448366 51.646786, -0.447773 51.646761, -0.447785 51.646621, -0.447615 51.646618, -0.447027 51.646594, -0.447012 51.646742, -0.446473 51.646729, -0.44647 51.646763, -0.446379 51.64679, -0.446335 51.646806, -0.44601 51.646901, -0.445748 51.64698, -0.445787 51.647075, -0.445844 51.647193, -0.44588 51.647246, -0.445926 51.647304, -0.446025 51.647414, -0.446025 51.647419, -0.446044 51.647486, -0.446072 51.647632, -0.44608 51.64766, -0.446196 51.647671, -0.446196 51.647673, -0.446519 51.647689, -0.446501 51.647762, -0.44676 51.647785, -0.446761 51.647783, -0.446902 51.647787, -0.446903 51.647693, -0.446963 51.647694, -0.447184 51.647704, -0.447238 51.647702, -0.447259 51.647698, -0.447377 51.647701, -0.447872 51.647724, -0.447864 51.647776, -0.447988 51.647782, -0.44797 51.647863, -0.448566 51.647911, -0.448745 51.647914))) | POINT (-0.447464 51.647254) | Included on map for 44009331, has separate appraisal document on different source page Extra documents are available. | 2026-07-19 | 1994-01-01 | ||
| 8992 | Frith Wood | https://cdn.threerivers.gov.uk/files/2023/02/c6f3a190-b1d1-11ed-a36d-4ffc695009c9-frith-wood-conservation-area-appraisal-adopted-july-2008.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/frith-wood-conservation-area | MULTIPOLYGON (((-0.411973 51.61416, -0.411766 51.61402, -0.411652 51.613976, -0.411294 51.613856, -0.411024 51.613776, -0.410867 51.613774, -0.410104 51.613738, -0.409627 51.613719, -0.409409 51.613703, -0.409033 51.613732, -0.408776 51.613699, -0.408356 51.613617, -0.407578 51.613619, -0.407211 51.613559, -0.40681 51.613532, -0.405387 51.613419, -0.405238 51.613404, -0.404797 51.613322, -0.404037 51.613193, -0.404047 51.613303, -0.404119 51.613398, -0.404271 51.613531, -0.404376 51.613639, -0.404401 51.613705, -0.404458 51.613846, -0.404506 51.614021, -0.404547 51.61423, -0.404588 51.614405, -0.404625 51.614524, -0.40471 51.614623, -0.404838 51.614697, -0.404986 51.61475, -0.405202 51.614806, -0.405425 51.614881, -0.405627 51.614956, -0.405787 51.615064, -0.405966 51.615203, -0.406098 51.615332, -0.406223 51.615482, -0.40638 51.615677, -0.40655 51.615875, -0.406765 51.616163, -0.406928 51.616377, -0.407077 51.616604, -0.40722 51.616832, -0.407309 51.616953, -0.407392 51.617129, -0.407518 51.617432, -0.407566 51.617615, -0.407604 51.617692, -0.407671 51.617727, -0.407774 51.617707, -0.407981 51.61746, -0.408259 51.617136, -0.408459 51.616878, -0.408972 51.616239, -0.409166 51.615985, -0.409401 51.615699, -0.4096 51.615464, -0.409762 51.615316, -0.409896 51.615203, -0.410071 51.615082, -0.410301 51.614945, -0.41051 51.614816, -0.41076 51.614692, -0.411009 51.614585, -0.41128 51.614461, -0.411661 51.614305, -0.411973 51.61416))) | POINT (-0.407788 51.614862) | Best Map is shown on page 21 of the appraisal document. | 2026-07-19 | 2007-11-26 | ||
| 8993 | Grove Mill | https://cdn.threerivers.gov.uk/files/2023/02/94d99790-b1d2-11ed-a36d-4ffc695009c9-final-for-adoption-grove-mill-lane-ca-character-appraisal.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/grove-mill-lane-conservation-area | MULTIPOLYGON (((-0.430142 51.675764, -0.429995 51.675618, -0.429898 51.675504, -0.429848 51.675425, -0.429831 51.675341, -0.429825 51.675266, -0.42985 51.675196, -0.429887 51.675081, -0.429915 51.675026, -0.429905 51.674935, -0.42979 51.67486, -0.429577 51.674781, -0.429307 51.674774, -0.429143 51.67475, -0.429049 51.674738, -0.428963 51.674717, -0.428874 51.674686, -0.428764 51.674642, -0.428594 51.674563, -0.428464 51.674493, -0.428341 51.674418, -0.428134 51.674271, -0.428031 51.674179, -0.427906 51.674077, -0.427514 51.674131, -0.427518 51.674189, -0.427532 51.674265, -0.427546 51.674297, -0.427561 51.674322, -0.427577 51.674341, -0.427635 51.674387, -0.427753 51.674465, -0.42796 51.67461, -0.428067 51.674687, -0.428165 51.674754, -0.428287 51.674829, -0.428386 51.674887, -0.428438 51.674926, -0.428605 51.675067, -0.428675 51.675129, -0.428743 51.675171, -0.428816 51.675209, -0.428851 51.67523, -0.428896 51.675269, -0.428916 51.675293, -0.429076 51.67545, -0.429224 51.675576, -0.429342 51.675666, -0.429369 51.675703, -0.429425 51.675794, -0.429454 51.675838, -0.429479 51.675869, -0.429505 51.675898, -0.429551 51.675945, -0.429679 51.676061, -0.429716 51.676092, -0.429733 51.676104, -0.429823 51.676147, -0.430304 51.675911, -0.430234 51.675852, -0.43018 51.675802, -0.430142 51.675764))) | POINT (-0.429069 51.675089) | Best Map is shown on page 4 of the appraisal document. | 2026-07-19 | 1973-01-01 | ||
| 8994 | Heronsgate | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/7f16a640-b1d3-11ed-a36d-4ffc695009c9-final-heronsgate-ca-appraisal-2012-final.pdf | https://frontend-trdc.prod.trdc.blazecms.app/services/planning/heritage-urban-design/heronsgate-conservation-area | MULTIPOLYGON (((-0.527159 51.644017, -0.527325 51.643927, -0.528029 51.643558, -0.528003 51.643506, -0.527967 51.643389, -0.527949 51.643353, -0.527845 51.643225, -0.528118 51.64296, -0.528238 51.642853, -0.528301 51.64281, -0.528366 51.642784, -0.528415 51.642767, -0.528611 51.642653, -0.528683 51.642621, -0.528783 51.642612, -0.528784 51.642591, -0.528716 51.642475, -0.528596 51.642221, -0.528512 51.642111, -0.528425 51.64202, -0.528276 51.641902, -0.528183 51.641823, -0.528064 51.641731, -0.527948 51.641629, -0.527897 51.641572, -0.527856 51.641518, -0.527746 51.641331, -0.527713 51.641246, -0.527706 51.641223, -0.52765 51.641095, -0.52763 51.641064, -0.527593 51.641021, -0.527524 51.640969, -0.527466 51.640933, -0.52735 51.640871, -0.526751 51.6406, -0.526721 51.640583, -0.526654 51.64053, -0.5265 51.640388, -0.52631 51.640169, -0.526236 51.640108, -0.52609 51.640022, -0.526026 51.639987, -0.525826 51.639909, -0.525615 51.639844, -0.525511 51.639818, -0.525369 51.639764, -0.524856 51.639591, -0.52465 51.639513, -0.524516 51.63945, -0.524398 51.639373, -0.524251 51.639267, -0.523984 51.639047, -0.523474 51.638604, -0.523157 51.638342, -0.523033 51.638231, -0.5228 51.638049, -0.522745 51.638009, -0.522619 51.637872, -0.522472 51.637754, -0.52243 51.637726, -0.522249 51.637594, -0.522119 51.637507, -0.52205 51.637471, -0.521997 51.637441, -0.521851 51.637333, -0.521704 51.637232, -0.521595 51.637164, -0.521398 51.637047, -0.52115 51.636908, -0.520954 51.636781, -0.520752 51.636614, -0.520657 51.636555, -0.520601 51.636513, -0.52051 51.63644, -0.520359 51.636331, -0.520325 51.636311, -0.520286 51.636296, -0.520217 51.636284, -0.520098 51.636245, -0.519987 51.636201, -0.519864 51.636104, -0.519715 51.635991, -0.519607 51.63589, -0.51955 51.635804, -0.519547 51.635771, -0.519677 51.635565, -0.519683 51.635541, -0.519665 51.635509, -0.519531 51.635412, -0.519393 51.635316, -0.519339 51.635283, -0.519241 51.635237, -0.519159 51.635162, -0.51887 51.635012, -0.518722 51.634927, -0.518629 51.634878, -0.518545 51.634813, -0.518439 51.63475, -0.518339 51.634694, -0.518238 51.634645, -0.518086 51.634554, -0.517955 51.634461, -0.517879 51.634417, -0.51769 51.634275, -0.51763 51.634239, -0.517609 51.63421, -0.517596 51.634177, -0.517558 51.634149, -0.517488 51.63412, -0.517399 51.634088, -0.517289 51.634069, -0.517211 51.634061, -0.516474 51.634037, -0.516213 51.634025, -0.515657 51.633993, -0.515354 51.633969, -0.514921 51.63437, -0.514565 51.634714, -0.51431 51.634993, -0.514012 51.635345, -0.51314 51.636345, -0.51305 51.636443, -0.51279 51.63668, -0.512408 51.636985, -0.51226 51.637096, -0.512204 51.637145, -0.512168 51.637185, -0.512131 51.63726, -0.51211 51.637326, -0.512096 51.637386, -0.512092 51.637473, -0.512098 51.637575, -0.512096 51.637715, -0.5121 51.637836, -0.512096 51.63805, -0.51217 51.638039, -0.512256 51.638033, -0.513027 51.638019, -0.513102 51.638028, -0.51325 51.63806, -0.513471 51.638127, -0.513756 51.638218, -0.514708 51.638669, -0.515232 51.638924, -0.515628 51.639147, -0.515948 51.639317, -0.51624 51.639454, -0.516828 51.639768, -0.517334 51.640056, -0.517615 51.640194, -0.518363 51.640537, -0.51887 51.640879, -0.519452 51.641284, -0.520388 51.642238, -0.520823 51.642584, -0.521536 51.64309, -0.521638 51.643022, -0.521836 51.643153, -0.522035 51.64328, -0.522125 51.64334, -0.522203 51.643408, -0.522223 51.64343, -0.522292 51.643483, -0.52234 51.643516, -0.52237 51.643533, -0.522671 51.643721, -0.522768 51.643769, -0.522847 51.643814, -0.523075 51.643931, -0.522908 51.644016, -0.522512 51.644223, -0.522296 51.644338, -0.522476 51.644437, -0.52255 51.644513, -0.522597 51.644497, -0.522741 51.644416, -0.522992 51.64428, -0.52308 51.644227, -0.523213 51.644166, -0.5233 51.644117, -0.523341 51.644098, -0.523426 51.644048, -0.523503 51.644095, -0.523705 51.644201, -0.523846 51.644266, -0.523938 51.644306, -0.524054 51.64436, -0.524381 51.644505, -0.524455 51.644534, -0.524661 51.644625, -0.524832 51.644688, -0.525046 51.64478, -0.525216 51.644844, -0.525413 51.644709, -0.525864 51.644413, -0.525958 51.644464, -0.525952 51.644469, -0.526306 51.644698, -0.526319 51.644712, -0.526318 51.644727, -0.526307 51.644764, -0.526307 51.644842, -0.526326 51.644853, -0.526925 51.644555, -0.526817 51.644455, -0.526702 51.644356, -0.526633 51.644299, -0.527159 51.644017))) | POINT (-0.520489 51.639379) | Extra documents are available. | 2026-07-19 | 1993-01-01 | ||
| 8995 | Hunton Bridge | https://cdn.threerivers.gov.uk/files/2023/02/e6089a60-b1d4-11ed-a36d-4ffc695009c9-hunton-bridge-conservation-area-appraisal-july-2008.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/hunton-bridge-conservation-area | MULTIPOLYGON (((-0.439103 51.693608, -0.438958 51.693012, -0.439062 51.692994, -0.439243 51.692967, -0.439297 51.692947, -0.43933 51.692931, -0.439898 51.692447, -0.44003 51.692329, -0.440088 51.692273, -0.440088 51.692254, -0.440084 51.692227, -0.439953 51.692145, -0.439874 51.6921, -0.439757 51.692051, -0.439711 51.692036, -0.439649 51.692021, -0.439594 51.69201, -0.439531 51.692001, -0.439436 51.692129, -0.439431 51.692147, -0.439411 51.692175, -0.437931 51.691944, -0.436742 51.692195, -0.436526 51.692907, -0.436108 51.692994, -0.436046 51.692968, -0.435978 51.692888, -0.435949 51.692844, -0.435923 51.692829, -0.435848 51.692729, -0.435803 51.692633, -0.43576 51.692579, -0.435732 51.692539, -0.435721 51.692504, -0.435656 51.692447, -0.435624 51.692405, -0.435585 51.692342, -0.435557 51.692302, -0.435529 51.692241, -0.435467 51.692177, -0.435438 51.692158, -0.435426 51.692142, -0.435415 51.692108, -0.435447 51.692093, -0.43539 51.692057, -0.435377 51.692052, -0.435176 51.691612, -0.435096 51.691419, -0.435055 51.691366, -0.435035 51.691353, -0.435021 51.691347, -0.435009 51.691347, -0.434986 51.691246, -0.434944 51.691232, -0.434801 51.691199, -0.434729 51.691198, -0.434719 51.6912, -0.434706 51.691198, -0.434687 51.69119, -0.434677 51.691182, -0.434671 51.691173, -0.434669 51.691162, -0.434672 51.691131, -0.434675 51.691119, -0.434681 51.691105, -0.434682 51.691093, -0.434677 51.691085, -0.434665 51.691076, -0.434628 51.691078, -0.433926 51.691089, -0.433868 51.6913, -0.433834 51.691441, -0.433799 51.691562, -0.433753 51.691779, -0.433746 51.691896, -0.433898 51.69213, -0.433925 51.692176, -0.434065 51.692516, -0.434098 51.692601, -0.434205 51.692998, -0.434211 51.693037, -0.434075 51.692943, -0.433967 51.692958, -0.433749 51.692971, -0.433764 51.693202, -0.433576 51.693217, -0.433133 51.693273, -0.433463 51.693655, -0.433715 51.693998, -0.43429 51.693942, -0.434384 51.693936, -0.434813 51.693874, -0.435092 51.693821, -0.436375 51.693587, -0.436711 51.694386, -0.437063 51.694243, -0.437665 51.69408, -0.43849 51.694298, -0.4389 51.694122, -0.438987 51.694089, -0.439031 51.69407, -0.439085 51.694039, -0.43909 51.694032, -0.439095 51.693989, -0.439092 51.693965, -0.439083 51.693954, -0.439041 51.693914, -0.439018 51.693895, -0.438993 51.693868, -0.438983 51.693861, -0.438943 51.693841, -0.438885 51.693822, -0.438835 51.693802, -0.438831 51.693799, -0.438815 51.693777, -0.438769 51.69373, -0.438749 51.693707, -0.438732 51.693675, -0.438727 51.693659, -0.438841 51.693646, -0.439103 51.693608))) | POINT (-0.436454 51.692908) | Best Map is shown on page 25 of the appraisal document. | 2026-07-19 | 1984-01-01 | ||
| 8996 | Loudwater | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/ae735da0-b1d5-11ed-a36d-4ffc695009c9-loudwater-estate-conservation-area-appraisal-2013-website1.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/loudwater-estate-conservation-area | MULTIPOLYGON (((-0.491095 51.659087, -0.491082 51.659072, -0.491121 51.658994, -0.491147 51.658958, -0.491152 51.658861, -0.491168 51.658804, -0.491188 51.658756, -0.491174 51.658718, -0.491172 51.65867, -0.491145 51.658644, -0.491134 51.658639, -0.491034 51.658628, -0.49099 51.658619, -0.490843 51.658581, -0.490812 51.658575, -0.490727 51.658572, -0.490685 51.658573, -0.49041 51.658627, -0.490297 51.658643, -0.49026 51.65864, -0.490211 51.658628, -0.490155 51.658599, -0.490097 51.658561, -0.490034 51.658493, -0.489951 51.658422, -0.489871 51.658357, -0.489779 51.658304, -0.489713 51.658271, -0.489617 51.658217, -0.48954 51.658186, -0.489391 51.658136, -0.489165 51.658144, -0.489012 51.658117, -0.488982 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Best Map is shown on page 26 of the appraisal document. | 2026-07-19 | 1998-11-12 | ||
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Best Map is shown on page 18 of the appraisal document. | 2026-07-19 | 2006-02-06 | ||
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| 9000 | Rickmansworth, Nightingale Road | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/1ab98ed0-b438-11ed-b196-ebac57dd4886-nightingale-road-upper-nightingale-road-and-cedars-avenue-conservation-area-appraisal-2007.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/rickmansworth-conservation-area | MULTIPOLYGON (((-0.477478 51.638294, -0.477614 51.638397, -0.477363 51.638527, -0.478444 51.63933, -0.478844 51.639635, -0.479348 51.639373, -0.479963 51.639453, -0.480353 51.639308, -0.479301 51.638524, -0.47836 51.637817, -0.477845 51.638071, -0.477871 51.638091, -0.477478 51.638294))) | POINT (-0.478733 51.638778) | https://cdn.threerivers.gov.uk/files/2023/02/63299070-b438-11ed-b196-ebac57dd4886-appendix-3-cedars-avenue-and--nightingale-road---map.pdf Extra documents are available. | 2026-07-19 | 1998-11-12 | ||
| 9001 | Rickmansworth, Upper Nightingale Road | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/1ab98ed0-b438-11ed-b196-ebac57dd4886-nightingale-road-upper-nightingale-road-and-cedars-avenue-conservation-area-appraisal-2007.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/rickmansworth-conservation-area | MULTIPOLYGON (((-0.474891 51.641167, -0.474707 51.641216, -0.474315 51.641326, -0.474405 51.641448, -0.473903 51.64159, -0.473857 51.641601, -0.473898 51.641716, -0.473983 51.641921, -0.473984 51.641934, -0.474011 51.642009, -0.474032 51.642074, -0.47405 51.642141, -0.474104 51.642378, -0.47414 51.642507, -0.474151 51.642538, -0.474195 51.642634, -0.474223 51.64269, -0.474236 51.64269, -0.474986 51.6424, -0.475126 51.642548, -0.475274 51.642701, -0.475738 51.643166, -0.476471 51.642734, -0.476724 51.642582, -0.476773 51.642554, -0.47692 51.642475, -0.476824 51.642376, -0.477035 51.642253, -0.477543 51.641952, -0.477048 51.641624, -0.476845 51.641494, -0.476377 51.641767, -0.476078 51.641944, -0.475615 51.641646, -0.475453 51.641545, -0.475275 51.641425, -0.475978 51.641014, -0.475815 51.64093, -0.475708 51.640878, -0.475382 51.640741, -0.475297 51.640765, -0.474773 51.6409, -0.474781 51.640913, -0.474776 51.640914, -0.474796 51.640952, -0.474815 51.640993, -0.474891 51.641131, -0.474911 51.64116, -0.474891 51.641167))) | POINT (-0.475509 51.641991) | https://cdn.threerivers.gov.uk/files/2023/02/6cd72240-b438-11ed-b196-ebac57dd4886-appendix-3-upper-nightingale-road---map.pdf Extra documents are available. | 2026-07-19 | 2006-01-09 | ||
| 9002 | Rickmansworth Town Centre | https://cdn-trdc.prod.trdc.blazecms.app/files/2023/02/dba405e0-b1da-11ed-a36d-4ffc695009c9-rickmansworth-conservation-area-appraisal-1993.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/rickmansworth-conservation-area | MULTIPOLYGON (((-0.474276 51.640045, -0.474232 51.639839, -0.474163 51.639547, -0.474143 51.639456, -0.474692 51.639382, -0.474998 51.639338, -0.475134 51.639321, -0.47528 51.6393, -0.475604 51.639263, -0.475766 51.639248, -0.476331 51.639187, -0.476364 51.639118, -0.476443 51.638806, -0.476425 51.638773, -0.47639 51.638723, -0.476266 51.638571, -0.476128 51.6385, -0.475835 51.638342, -0.475805 51.638331, -0.475773 51.638322, -0.475754 51.63832, -0.475641 51.638199, -0.475682 51.638183, -0.475711 51.638163, -0.475733 51.638145, -0.475747 51.638129, -0.475755 51.638115, -0.475801 51.637948, -0.475803 51.637943, -0.475807 51.637939, -0.475803 51.637834, -0.475683 51.637646, -0.475208 51.637485, -0.47521 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-0.474276 51.640045))) | POINT (-0.469139 51.638566) | Map covers 44009343, 44009327, 44009341, 44009342. Appraisal seems to only be Town Centre Extra documents are available. | 2026-07-19 | 1973-01-01 | ||
| THE_342_CA_5 | Coppermill Lock | https://cdn.threerivers.gov.uk/files/2023/02/1722cb60-b136-11ed-a36d-4ffc695009c9-coppermill-lock-conservation-area-appraisal-march-2017.pdf | https://www.threerivers.gov.uk/services/planning/heritage-urban-design/coppermill-lock-conservation-area | Best Map is shown on page 10 of the appraisal document. | 2025-01-16 |
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