Ten conservation areas cover parts of Newham. What changes inside them, how long the council actually takes to decide, and which alterations still go through without a full application.
Eight, covering roughly 68 hectares between them — the second smallest designated footprint in London, after Barking and Dagenham's 22. The largest is the Woodgrange Estate at Forest Gate, at 30 hectares; the smallest, Romford Road, is a tenth of a hectare. Almost all of Newham therefore sits outside Article 2(3) land, and a Class A side extension or a Class B rear dormer stays permitted development across the great majority of the borough. The corollary is that the streets inside those eight boundaries are the exception, and are treated as one.
| Measure | Newham | London |
|---|---|---|
| Conservation areas | 8 | 1,141 |
| Area covered | 68 hectares | second smallest of the 33 boroughs |
| Householder approval rate | 85.8% of 1,313 | 83.0% |
| Householder decisions inside eight weeks | 83.3% | 92.5% |
| Minor applications decided in the statutory period | 67.9% — lowest of the 33 | 84.4% |
| Lawful development certificates recorded | 1,028 | 36,657 |
| Rear dormer applications in the Datahub | 2,569 | 74% approved |
| Enforcement notices issued | 209 — fifth highest count | 3,554 |
Sources: conservation areas from the planning.data.gov.uk conservation-area register, retrieved 1 September 2026, hectares computed from the published boundaries and accurate to about 1%; decision figures from MHCLG PS1 and PS2, twelve quarters to March 2026; the Datahub row from the Planning London Datahub, retrieved 15 August 2026, comparable within Newham only. Small designated coverage does not mean weak enforcement: Newham issued 209 enforcement notices in the window, the fifth highest count in London.
This is a plan of Newham with its registered conservation areas marked, plus a postcode lookup that runs entirely in the browser window. Given how little of the borough is designated, most postcodes will come back clear — but a clear result on a plot near an edge is worth confirming, because these boundaries have been simplified so they can be drawn.
Designation is the exception in Newham, not the background condition. Eight areas are registered and they cover 68 hectares between them, so the great majority of householders here are working outside any conservation control at all. Where it does bite, it bites unevenly: the Woodgrange Estate in Forest Gate is 30 hectares, close to half of everything designated in the borough, while Romford Road is a tenth of a hectare — a short run of frontage rather than a neighbourhood. All eight are tied to a council document, so if your postcode does land inside one there is material to read before you draw anything. The national register carries no designation date for any of them, and no Article 4 direction has been uploaded for Newham; the second of those is a publishing gap, so ask the council rather than assuming your permitted development rights are intact.
Area outlines above are the registered ones, from the conservation-area and article-4-direction-area datasets on planning.data.gov.uk, taken 15 August 2026 and confirmed unchanged on 1 September 2026. Contains public sector information licensed under the Open Government Licence v3.0
In detailTen designated areas cover parts of the borough, Manor Park, Forest Gate, Plaistow and West Ham among them. Each carries its own character appraisal, and the boundaries rarely follow whole streets, so a house two doors along can sit outside the designation altogether.
Any external alteration visible from a public space typically requires full planning permission inside a conservation area: roof additions, dormers, replacement windows, rendering, hardstanding, and demolition. Internal works generally do not, unless the property is also listed.
Yes. A Heritage Statement accompanies every application inside one of Newham's ten conservation areas. It has to engage with the published character appraisal for that area, identify which parts of the building and its setting carry heritage value, and explain in specific terms how the proposal preserves or enhances them. A generic statement gets an application queried rather than refused, and queries are where the timetable goes: designated cases are the ones that drop out of the eight-week band. The statement is drafted alongside the drawings here, not added at the end.
Rear mansards and dormers are not automatically refused inside a designated area, in Newham or anywhere else in London, provided the roof form and the materials read as part of the existing terrace. The reliable refusal is the front-facing dormer, which alters the street elevation and almost never survives. A mansard drawn from a survey of the neighbouring roofs stands a far better chance than one drawn from a standard detail.
Eight weeks is the statutory clock for a householder determination, and Newham met it on 774 of 929 such decisions — 83.3%, against 92.5% for the 33 boroughs pooled (MHCLG planning statistics, retrieved 1 September 2026). The other 155 all landed in the eight-to-thirteen-week band, and the council recorded nothing whatever beyond thirteen weeks in any of those twelve quarters — though a zero on this return can mean a figure was never uploaded as easily as it can mean none occurred. Add the conservation officer's consultation and a realistic span from validation to decision is ten to thirteen weeks.



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The Newham postcode districts we draw in, the housing that dominates each, and the office that receives a conservation area application from that address. Every money figure shown below is a statutory England planning fee for 2026 — no design cost and no build cost appears in this table.
| Postcode | Area | Dominant stock | What it means for a conservation area application |
|---|---|---|---|
| E6 | East Ham / Beckton | Victorian terraces | E6 covers East Ham and Beckton, all of it inside Newham. One office validates the application and one set of appraisals applies. |
| E7 | Forest Gate | Victorian terraces | Forest Gate is contained entirely in E7. Newham takes the application, and a good deal of the district's Victorian terracing lies inside the designated area. |
| E12 | Manor Park | Victorian terraces | E12 straddles the Redbridge boundary at Manor Park. Either council may determine the application, so the plot rather than the postcode decides which appraisal document governs the design. |
| E13 | Plaistow | Victorian terraces, post-war flats | Plaistow occupies E13 on its own. Applications go to Newham, and the designated boundary runs close enough to ordinary terraces that it is worth checking before assuming a property is outside it. |
| E15 | Stratford / West Ham | New-build, post-war estates | Stratford and West Ham sit in E15 and are decided by Newham. West Ham is one of the ten designated areas, so the route turns on which side of its boundary a property falls. |
| E16 | Canning Town / Royal Docks | Post-war estates, new-build | Canning Town and the Royal Docks lie wholly within E16, and every application from that district is validated by Newham. |
| E20 | Olympic Park / East Village | Victorian terraces across West Ham | E20 is Olympic Park and East Village, determined by Newham under its own Local Plan. The stock is recent enough that designation questions seldom arise. |
Roof pitch, wall construction and plot depth vary street by street here, and inside a designated area they also set the terms of the argument a design has to win.
It moves the whole job from notification to application. Eight areas are registered for Newham: Woodgrange Estate at Forest Gate (30 hectares), Forest Gate Town Centre and Stratford St John's (8.3 each), Durham Road at Manor Park, East Ham Town Centre, the University Area, Sugar House Lane and Romford Road. Inside any of them a side extension and a roof alteration stop being permitted development, so the route becomes a £548 householder application over eight weeks rather than a £249 notification over six, and the £274 certificate ceases to be available as a shortcut. The Woodgrange Estate is the one most Newham owners actually meet, because it is the only designation large enough to take in a residential grid rather than a town centre.
Small coverage is not the same as light-touch. Newham issued 209 enforcement notices in the twelve quarters to March 2026, the fifth highest count of any borough and more than Bromley, a borough with sixty-nine designated areas and four times the land. The borough also operates Article 4 directions, though the national register holds no area record for Newham at all and so says nothing about which rights they withdraw; the council's own maps are the only source. Do not assume they touch a rear dormer. Across London the register shows Article 4 aimed overwhelmingly at commercial-to-residential conversion, with 932 areas withdrawing that right and 85 withdrawing the householder extension right, none of the 85 in Newham.
The stock outside the designations is unusually polarised. Of Newham's 132,600 dwellings at 31 March 2025, 27.9% predate 1900 and 21.4% were built between 2010 and 2025 — a share beaten only by Tower Hamlets, against 11.8% for the capital. Barely 2.0% dates from the 1930s. In practice that means two conversations: a Victorian terrace where the party wall and the back addition set the limits, or a post-2010 flat where Part 1 rights do not apply at all and the lease matters more than the planning.
Sources for this Newham conservation area application page: borough policies maps and conservation-area registers (2025–26), Royal Mail postcode district boundaries, the Town and Country Planning (Fees for Applications) (England) Regulations, the Town and Country Planning (General Permitted Development) (England) Order 2015 as amended, and the Party Wall etc. Act 1996.

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