11A Steerforth Street SW18 4HH Data via plota.co.uk

Approved 2025/4154 - Application for Full Permission
Date received
20 Nov 2025
Date validated
24 Nov 2025
Decision date
15 Jan 2026
Postcode
SW18 4HH
Type
Application for Full Permission

Description

Alterations including erection of a mansard extension (with French doors and saf Data via plota.co.uk

Last checked

Wandsworth Council is publishing its applications late: so far it has put about three fifths of those it has numbered since mid August on its register. Plota adds each one as soon as the council publishes it.

How this decision compares

Decided in 52 days from validation, about the council's usual 54 days. Approved, as 86% of full applications here are.

59%decided within 8 weeks
86%approved
810decided in the last year

Plota live figures for full applications decided by Wandsworth in the last twelve months, from validation. Wandsworth decision record →

Site constraints 8

Flood zone 2, rivers and sea
Medium chance: between a 1 in 100 and 1 in 1,000 annual chance from rivers, or 1 in 200 to 1 in 1,000 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Wandsworth AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Local nature reserve 119 m away: Lower Wandle
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Also on the record
National infrastructure project 1546 m away: Thames Tideway Tunnel; Inside the Wandsworth built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square; Town centre 87 m away: Earlsfield.
Not affected
Not green belt · No listed building at the site · No scheduled monument at the site

Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 4

Last sold for £485,000 in August 2024. Flat or maisonette, leasehold.

20 August 2024£485,000
25 November 2009£236,000
14 October 2005£197,000
9 November 2001£155,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area54 m² (581 sq ft)
Energy ratingC (70 out of 100)
PropertyDetached flat, 3 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in February 2017, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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About Plota's data service
Wandsworth
Planning Authority Score
4.8/10
Below average
#164 of 296 councils
Relevant to this application:
Householder decisions

Wandsworth ranks #172 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Wandsworth decision statistics
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #120 of 296
92%
Householder approved
Above avg (90%) #168 of 296
62%
Decided in 8 weeks
Below avg (63%) #172 of 296
37%
Extended time limit
Below avg (41%) #124 of 296
89%
Minor dwellings approved
680 decided (1-9 homes)
81%
Major dwellings approved
16 decided (10+ homes)
72%
Change of use approved
36 decided
2,062
Total decisions
206 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.