15 Edna Street SW11 3DP Data via plota.co.uk

2026/3209 - Householder Pending Consideration

Proposal

Alterations including erection of extension to the main rear hipped roof; Erection of extension to main rear roof and above two-storey back addition; Erection of a part single, part-two storey side/rear extension; Erection of a single storey rear extension; Erection of a single storey outbuilding to the rear garden; Demolition of existing and erection of a new brick front boundary wall with metal gate and railings; Installation of refuse and cycle storage to the front garden and electric vehicle charging cable channel in pavement. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
8 Sept 2026
✓
Consultation
19 Oct 2026
Decision
Expected by 8 Dec 2026

Under consideration

No decision has been issued yet. Plota predicted a decision soon after comments close on 19 Nov 2026; it is now day 50.

Comments are open until 19 Nov 2026

Comment on this application ↗

Site constraints 8

Three Sisters Cons Area
Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 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 ↗
Three Sisters conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
National infrastructure project: Thames Tideway Tunnel
The site is inside the project boundary. Waste water treatment, decided. The project page says whether consent was granted. Also within 2 km: London Strategic Heat Main Project (at pre-application, 1745 m).
Nationally significant infrastructure projects (power stations, electricity lines, pipelines, major roads and railways, harbours, airports and reservoirs) are consented by a Secretary of State under the Planning Act 2008, after an examination by the Planning Inspectorate, rather than by the council. The boundary is the one the Inspectorate consults on and can change as the scheme does. Projects are shown within 2 km of the site.
Planning Inspectorate project page ↗
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 ↗
Three Sisters Cons AreaCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Inside the Wandsworth built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square.
Not affected
Not green belt · No listed building at the site · No scheduled monument at the site

Checked on 26 October 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.

Building

Floor area113 m² (1,216 sq ft)
Energy ratingE (48 out of 100), could reach B
PropertySemi-detached house, 5 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Wandsworth
Application type
Householder
Postcode
SW11 3DP
Received
8 Sept 2026
Validated
8 Sept 2026
Ward
St. Mary's Ward
Case officer
Show
Target decision
8 Dec 2026
Applicant
Show
Agent
YOOP Architects

Decision outlook

Day 50, past Wandsworth's usual 48 days for extensions. 93% are decided within thirteen weeks, so most likely by 8 Dec 2026.

Day 5023 days to the predicted decision (day 73)
79%decided within 8 weeks
88%approved
1,194decided in the last year

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

Consultation & key dates

Alt. reference
15119567
Comments by
19 Nov 2026
Site or press notice
29 Oct 2026
Statutory expiry
19 Nov 2026
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

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.