41 Avarn Road SW17 9HB Data via plota.co.uk

2025/4465 - Application for Full Permission Approved

Proposal

Alterations including erection of mansard roof extension to main rear roof and erection of extension above part of two storey rear addition and formation of roof terrace with 1.7m high obscured glass surround. Data via plota.co.uk

View original council record ↗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.

Application progress

✓
Received
10 Dec 2025
✓
Approved
4 Feb 2026

Approved on 4 Feb 2026 · Delegated Standard · Last checked 7 Oct 2026

Site constraints 5

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 ↗
Also on the record
1 listed building within 150 m; Inside the Wandsworth built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square; Town centre 97 m away: Tooting.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, 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 £555,000 in November 2020. Flat or maisonette, leasehold.

26 November 2020£555,000
6 November 2015£500,000
27 September 1999£136,500
4 November 1996£62,500

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

Building

Floor area71 m² (764 sq ft)
Energy ratingD (58 out of 100), could reach C
PropertyMid-terrace maisonette, 3 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2010, 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
Application for Full Permission
Postcode
SW17 9HB
Received
10 Dec 2025
Validated
10 Dec 2025
Ward
Tooting Broadway
Case officer
Show
Target decision
4 Feb 2026
Decision
Approve with Conditions
Decision date
4 Feb 2026
Decision level
Delegated Standard
Applicant
Show
Agent
Architecture Everything

How this decision compares

Decided in 56 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 →

Consultation & key dates

Alt. reference
14554903
Statutory expiry
14 Jan 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

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.