78 Elms Crescent London SW4 8QX Data via plota.co.uk

26/02290/FUL - Full Planning Permission Refused

Proposal

Erection of a single storey ground floor rear and side infill extension. First floor side extension; rear mansard roof extension with juliet balcony and installation of 2 roof-mounted air conditioning units; and 3 roof lights to the front roof slope. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
10 Aug 2026
✗
Refused
2 Oct 2026
Appeal
Not lodged

Refused on 2 Oct 2026 · Delegated Decision · Last checked 5 Oct 2026

Site constraints 3

Air quality management area: Lambeth 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
Inside the Lambeth built-up area; Public transport access: PTAL 1b (very poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 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 1

Last sold for £1,524,500 in March 2026. Terraced house, freehold.

20 March 2026£1,524,500

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

Building

Floor area166 m² (1,787 sq ft)
Energy ratingE (49 out of 100), could reach C
PropertyEnd-terrace house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

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

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Important details

Council
Lambeth
Application type
Full Planning Permission
Postcode
SW4 8QX
Received
10 Aug 2026
Validated
10 Aug 2026
Ward
Clapham Common & Abbeville
Case officer
Show
Target decision
5 Oct 2026
Decision
Refuse Permission
Decision date
2 Oct 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Malone + Pike

How this decision compares

Decided in 53 days from validation, about the council's usual 56 days. Refused, as 18% of extensions here are.

59%decided within 8 weeks
82%approved
833decided in the last year

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

Public comments

3comments received
2 objecting1 neutral

67% object · below the UK average of 74%

14 neighbours consulted · Last counted 5 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
2 Oct 2026
Statutory expiry
5 Oct 2026
Env. assessment
No
Lambeth
Planning Authority Score
2.7/10
Poor
#242 of 296 councils
Relevant to this application:
Householder decisions

Lambeth ranks #164 out of 296 councils for householder decision speed. 47% of applications have the time limit extended, above the 41% national average. Lambeth is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Lambeth decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #274 of 296
81%
Householder approved
Below avg (90%) #273 of 296
62%
Decided in 8 weeks
Below avg (63%) #164 of 296
47%
Extended time limit
Above avg (41%) #209 of 296
46%
Minor dwellings approved
70 decided (1-9 homes)
100%
Major dwellings approved
9 decided (10+ homes)
42%
Change of use approved
53 decided
1,784
Total decisions
396 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.