6 Houghton Square London Lambeth SW9 9AN Data via plota.co.uk

25/02772/P3MA - Prior approval P3MA Approved

Proposal

Prior of approval for the change of use of Unit 6 at third floor level from office (Use Class E) to a residential unit (Use Class C3). Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
2 Sept 2025
✓
Approved
27 Oct 2025

Approved on 27 Oct 2025 · Delegated Decision · Last checked 12 Oct 2026

Documents 13

Decision & officer reports 3

PDF OFFICER REPORT Delegated Register · 27 Oct 2025 View ↗ PDF Decision Notice Decision Notice · 27 Oct 2025 View ↗ PDF APPEAL DECISION Supporting Docs · 2 Sept 2025 View ↗

Statements & assessments 1

PDF FLOOD RISK SUMMARY Supporting Docs · 2 Sept 2025 View ↗

Plans & drawings 5

PDF SCHEMATIC DIAGRAM SHOWING CYCLE, REFUSE AND FIRE PROVISION Plans · 2 Sept 2025 View ↗ PDF EXISTING FLOOR PLAN - 3RD FLOOR Plans · 2 Sept 2025 View ↗ PDF BLOCK PLAN OF THE SITE Plans · 2 Sept 2025 View ↗ PDF PROPOSED FRONT ELEVATION Plans · 2 Sept 2025 View ↗ PDF PROPOSED PLAN - 3RD FLOOR Plans · 2 Sept 2025 View ↗

Application forms 1

PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 2 Sept 2025 View ↗

Other documents 3

IMG CYCLE AND REFUSE Photo · 2 Sept 2025 View ↗ PDF SUPPORTING DOCUMENT Supporting Docs · 2 Sept 2025 View ↗ IMG UNIT 6 LOCATED ON THIRD FLOOR Photo · 2 Sept 2025 View ↗

All documents on the council site ↗

Site constraints 8

Archaeological priority area: Line of Stane Street, the Roman Road linking London and Chichester
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: 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 ↗
Conservation area 3 m away: Clapham Road
The edge of the area; work outside it can still affect its setting.
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.
9 listed buildings within 150 m
Nearest: Church of St John the Evangelist, Grade II, 43 m away · 9 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 9 with distances
Historic England ↗
Also on the record
National infrastructure project 1381 m away: Thames Tideway Tunnel; Inside the Lambeth built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square; Designated open space 29 m away.
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, 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.

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Important details

Council
Lambeth
Application type
Prior approval P3MA
Postcode
SW9 9AN
Received
2 Sept 2025
Validated
2 Sept 2025
Ward
Clapham Town
Case officer
Show
Target decision
28 Oct 2025
Decision
Prior Approval Approved
Decision date
27 Oct 2025
Decision level
Delegated Decision
Applicant
Show
Agent
Peter Hutchinson Architect
Leaseholder
Show

How this decision compares

Decided in 55 days from validation, 15 days slower than Lambeth's median of 40 for prior approvals. Approved, as 72% of prior approvals here are.

82%decided within 8 weeks
72%approved
76decided in the last year

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

Public comments

No public comments yet.

153 neighbours consulted · Last counted 12 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
1 Oct 2025
Statutory expiry
28 Oct 2025
Env. assessment
No

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
384 Clapham Road London SW9 9AR
Replacement of 1 existing timber framed window to the side elevation at first floor level…
25/02152/FUL
2024 Approved
5 Chelsham Road London SW4 6NR
Replacement of front, rear and side windows including the rear door at the basement level…
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2024 Approved
364 - 370 Clapham Road London SW9 9AR
Replacement of front windows with double glazed timber sliding sash windows and the rear…
24/01338/FUL
2024 Approved
376 Clapham Road London SW9 9AR
Application for a Certificate Lawful Development (Proposed) with respect to the removal a…
24/00772/LDCP
2024 Approved
355 Flat 1 Clapham Road London Lambeth SW9 9BT
T1 Oak (x1) - Fell to ground level. Reason: The root system is destroying the adjacent bo…
24/00904/TCA
2023 Approved
23 Chelsham Road London SW4 6NR
Replacement of existing front windows to double glazed timber windows - First floor flat.
23/01943/FUL
2023 Approved
1-22 Stane Grove London SW9 9AL
Installation of a grey aluminium framed double glazed window with obscure glass to the si…
23/02344/FUL
2023
6 Stane Grove London Lambeth SW9 9AL
Creating a second bedroom, new window and door with Juliet balcony on the flank wall to t…
23/00325/FUL
2022 Approved
Chelsham House Chelsham Road London SW4 6NW
Replacement of existing ground floor rear window and door with sliding doors. Installatio…
22/00415/RG4
2022 Refused
23 Chelsham Road London SW4 6NR
Replacement of 5 single-glazed windows with double glazed windows to the first floor flat…
22/00515/FUL
2022 Approved
9 Chelsham Road London SW4 6NR
Alterations to the front forecourt including levelling the off street parking space, asso…
22/00951/FUL
2022 Approved
51 Chelsham Road London SW4 6NN
Root pruning to tree in rear garden of 51 Chelsham Road.
22/00094/TCA
2021 Approved
51B Chelsham Road London SW4 6NN
yew T1 fell because of shading and low amenity value.
21/04648/TCA
2021 Approved
31 Chelsham Road London SW4 6NR
1 x Sycamore tree to rear of property - reduce crown by 3 metres and prune lateral branch…
21/04720/TCA
2021 Refused
27 Chelsham Road London SW4 6NR
Demolition of existing brick piers and timber fence. Erection of new brick piers, a new b…
21/04078/FUL
2021 Refused
7 Chelsham Road London SW4 6NR
Demolition of existing extension with the erection of a single storey lower ground floor…
21/03931/FUL
2021 Refused
9 Chelsham Road London SW4 6NR
Alterations to the front forecourt including levelling the hardstanding, replacement of a…
21/04062/FUL
2021 Approved
Colwell House 376A Clapham Road London SW9 9AR
Alterations to the facade (south east and north west elevations) together with the instal…
21/00453/FUL
2020 Approved
19 Chelsham Road London SW4 6NR
Conversion of the property into 3 self-contained flats, together with the erection of rea…
20/02774/FUL
2020 Approved
Colwell House 376A Clapham Road London SW9 9AR
Alterations to the buildings facade, including the installation of new windows, doors and…
20/04016/FUL
2016 Approved
31 Chelsham Road London SW4 6NR
To crown reduce 1 x Ash tree to rear of property by 40% and prune back from building by 2…
16/03826/TCA
2016 Approved
19 Chelsham Road London SW4 6NR
To re-pollard 2 x Sycamores trees to rear of property (rear boundary) and crown reduce 1…
16/03205/TPO
2016 Refused
St Johns Church 386 Clapham Road London SW9 9AR
Adaptation, extension and restoration of the church to provide 15 residential flats, and…
16/02240/FUL
2016 Refused
St Johns Church 386 Clapham Road London SW9 9AR
Adaptation, extension and restoration of the church to provide 15 residential flats, and…
16/02241/LB
2016 Approved
25 Chelsham Road London SW4 6NR
Erection of a single storey rear and side infill extension with 2no. roof lights and 1no…
16/00783/FUL
Lambeth
Planning Authority Score
2.7/10
Poor
#242 of 296 councils
Relevant to this application:
Change of use

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
Source: MHCLG planning statistics · See full council rankings

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

Leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.