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Planning permission in Wandsworth

Most single-storey rear extensions within the national permitted development limits don't need planning permission in Wandsworth. The rules are stricter in its 46 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. Check your address to see which rules apply.

Wandsworth at a glance

Conservation areas
46
Article 4 areas
Not published
Protected landscapes
None
Planning decisions
London Borough of Wandsworth

How many conservation areas are there in Wandsworth?

Wandsworth has 46 conservation areas. In a conservation area, permitted development rights are reduced: side extensions, two-storey extensions, loft dormers and cladding all need planning permission, and many councils add Article 4 directions on top.

Read more: extensions, loft dormers, garden rooms and solar panels in a conservation area.

Does Wandsworth have Article 4 directions?

Wandsworth hasn't published any Article 4 boundaries on planning.data.gov.uk. Most councils have at least one Article 4 direction, often in conservation areas, so check the council's website or ask its planning team before relying on permitted development.

What is an Article 4 direction?

Is any of Wandsworth in a national park, National Landscape or green belt?

There are no national parks, National Landscapes, World Heritage Sites or green belt in or bordering Wandsworth.

Listed buildings and protected trees in Wandsworth

Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. Wandsworth doesn't publish listed building outlines, so where a listed building is recorded near an address, we ask the homeowner to check whether it's theirs.

Wandsworth doesn't publish its tree preservation orders as data. If there are mature trees near your project, ask the council whether any are protected before you start.

What planning data does Wandsworth publish?

Planning data published by London Borough of Wandsworth
DataStatusRecords
Conservation area boundaries Published 47
Article 4 direction boundaries Not published 0
Listed building outlines Not published 0
Tree preservation order areas Not published 0
Protected trees Not published 0

Planning work on a home in Wandsworth? Put a pin on your house and we'll check it against all of this.

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Other councils in London

Data from planning.data.gov.uk, published by London Borough of Wandsworth and national bodies under the Open Government Licence, last updated here on 31 October 2026. London Borough of Wandsworth website.