Conservation areas in London Corporation
City of London Corporation has 28 conservation areas in planning.data.gov.uk; 3,617 homes inside them have an energy certificate, and 25.6% of those are solid-wall homes without wall insulation. The largest by number of homes is Barbican and Golden Lane (1,481). The council does not publish Article 4 areas on planning.data.gov.uk. EPC register November 2026.
| Conservation area | Homes with EPC | Solid walls, no insulation | Gas boiler | Heat pumps | Listed buildings | Article 4 |
|---|---|---|---|---|---|---|
| Bank | 28 | 64% | 0% | 1 | 120 | not published by council |
| Barbican and Golden Lane | 1,481 | 5% | 22% | 2 | 15 | not published by council |
| Bishopsgate | 178 | 52% | 19% | 14 | 19 | not published by council |
| Bow Lane | 88 | 55% | 20% | 47 | 14 | not published by council |
| Brewery | 0 | — | — | 0 | 11 | not published by council |
| Chancery Lane | 294 | 23% | 2% | 10 | 21 | not published by council |
| Charterhouse Square | 30 | 40% | 57% | 1 | 1 | not published by council |
| Creechurch | 39 | 82% | 92% | 0 | 11 | not published by council |
| Crescent | 0 | — | — | 0 | 0 | not published by council |
| Eastcheap | 153 | 30% | 16% | 19 | 18 | not published by council |
| Fenchurch Street Station | 12 | 25% | 92% | 0 | 4 | not published by council |
| Finsbury Circus | 0 | — | — | 0 | 7 | not published by council |
| Fleet Street | 188 | 54% | 32% | 1 | 45 | not published by council |
| Foster Lane | 4 | 75% | 25% | 0 | 4 | not published by council |
| Guildhall | 4 | 75% | 75% | 0 | 21 | not published by council |
| Laurence Poutney Hill | 8 | 62% | 88% | 0 | 7 | not published by council |
| Leadenhall Market | 3 | 100% | 100% | 0 | 4 | not published by council |
| Lloyd's Avenue | 1 | 100% | 0% | 0 | 4 | not published by council |
| New Broad Street | 0 | — | — | 0 | 3 | not published by council |
| Newgate Street | 5 | 40% | 40% | 0 | 6 | not published by council |
| Postman's Park | 74 | 34% | 38% | 0 | 11 | not published by council |
| Queen Street | 39 | 23% | 31% | 0 | 14 | not published by council |
| Smithfield | 595 | 29% | 14% | 4 | 33 | not published by council |
| St Helen's Place | 4 | 75% | 0% | 4 | 5 | not published by council |
| St Paul's Cathedral | 166 | 45% | 28% | 7 | 42 | not published by council |
| Temples | 64 | 86% | 73% | 0 | 51 | not published by council |
| Trinity Square | 96 | 41% | 12% | 0 | 5 | not published by council |
| Whitefriars | 63 | 51% | 5% | 9 | 20 | check the direction |
Areas with at least 30 homes with an energy certificate have their own page. Areas drawn only as a point in planning.data.gov.uk have no boundary, so no homes are counted. England, all conservation areas: 48.7% solid walls without insulation, 66.4% gas boilers.
What needs planning permission in a conservation area
Guides: Heat pumps · Solar panels · External wall insulation · Replacement windows · Am I in a conservation area? Postcode checker