176 And 178 Sunnyhill Road London SW16 2UN Data via plota.co.uk

26/02936/DET - Approval of Details Approved
Admin / procedural

Proposal

Approval of details pursuant condition 5 (Construction Programme) of planning permission ref: (Erection of rear mansard roof extension across both properties together with the installation of 2x rooflights to the front roofslope of each property) granted on 21.07.2025. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
22 Sept 2026
✓
Approved
12 Oct 2026

Approved on 12 Oct 2026 · Delegated Decision · Last checked 15 Oct 2026

Documents 2

Application forms 1

PDF PLANNING_APPLICATION_FORM_REDACTED Application Form · 8 Oct 2026 View ↗

Other documents 1

PDF CONSTRUCTION PROGRAMME Supporting Docs · 8 Oct 2026 View ↗

All documents on the council site ↗

Associated applications 2

  • Part of

    FullApprovedcouncil archive

    Conditions 5 discharged

    • ConditionsApproval of details pursuant condition 5 (Construction Programme)This application26/02936/DET

Site constraints 5

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 ↗
Local nature reserve about 194 m away: Unigate Wood
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
1 listed building within 150 m of the postcode pin; Inside the Lambeth built-up area; Public transport access: PTAL 1a (very poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 9 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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.

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Other new applications on this street

17 Jul 2026Pending

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Important details

Council
Lambeth
Application type
Approval of Details
Postcode
SW16 2UN
Received
22 Sept 2026
Validated
22 Sept 2026
Ward
Streatham Wells
Case officer
Show
Target decision
17 Nov 2026
Decision
Grant Permission
Decision date
12 Oct 2026
Decision level
Delegated Decision
Applicant
Show

Public comments

No public comments yet.

Last counted 15 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
17 Nov 2026
Env. assessment
No

Historical activity at this location

26 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Approved
Erection of rear mansard roof extension across both properties together with the installa…
25/00992/FUL
Within ~100m

Nearby activity

2025 Approved
Sunnyhill Nursery School Sunnyhill Road London Lambeth SW16 2UW
Installation of an Air Source Heat Pump on the south-west elevation (Please note: The ref…
25/00527/LB
2024 Approved
158 Sunnyhill Road London SW16 2UN
Creation of an off-street parking area and dropped kerb, involving the erection of retain…
24/01291/FUL
2023 Approved
152 Sunnyhill Road London Lambeth SW16 2UN
Erection of a rear dormer roof extension.
23/02604/FUL
2023 Approved
152 Sunnyhill Road London SW16 2UN
Erection of single storey ground floor rear extension (to Flat C).
23/02605/FUL
2023 Approved
158 Sunnyhill Road London Lambeth SW16 2UN
Erection of dormer extension over closet wing and the addition of a side door at ground f…
23/00895/FUL
2023 Approved
180 Sunnyhill Road London SW16 2UN
Erection of a single storey garden room with additional storage at the rear.
23/00278/FUL
2022 Approved
135 Wellfield Road London Lambeth SW16 2BY
Erection of mansard roof extension including front and rear dormers and the installation…
22/02447/FUL
2022 Approved
158 Sunnyhill Road London Lambeth SW16 2UN
Erection of single storey rear extension and internal reconfiguration.
22/03631/FUL
2022 Approved
119 Sunnyhill Road London Lambeth SW16 2UW
Erection of a single storey ground floor rear extension and a single storey roof extensio…
22/02173/FUL
2022 Refused
158 Sunnyhill Road London Lambeth SW16 2UN
Erection of single storey ground floor rear extension and dormer extension over rear addi…
22/02097/FUL
2021 Approved
123 Sunnyhill Road London SW16 2UW
Erection of a single storey ground floor rear extension.
21/03355/FUL
2021 Approved
167 Wellfield Road London SW16 2BY
Erection of a single storey side extension and rear wrap-around extension, together with…
21/03327/FUL
2021
131 Sunnyhill Road London SW16 2UW
Erection of single storey ground floor rear extension with Bi folding doors and incorpora…
21/03600/FUL
2021 Approved
125 Sunnyhill Road London SW16 2UW
Erection of a single storey rear extension
21/01968/FUL
2020 Approved
142 Wellfield Road London SW16 2BU
Installation of 2 circular windows to the front elevation at 1st floor.
20/02926/FUL
2020 Refused
172 Sunnyhill Road London SW16 2UN
Erection of a 2 storey rear extension. Hip-to-gable roof extension, alterations to the fr…
20/00007/FUL
2019 Refused
172 Sunnyhill Road London SW16 2UN
Erection of a 2 storey rear extension. Hip-to-gable roof extension, alterations to the fr…
19/02716/FUL
2019 Approved
140 Wellfield Road London SW16 2BU
Erection of a ground floor, single storey wrap around extension, together with removal of…
19/02666/FUL
2018 Approved
194 Sunnyhill Road London SW16 2UN
Erection of part 1/part2 rear extension at lower and ground floor level.
18/02756/FUL
2018 Approved
115 Sunnyhill Road London SW16 2UW
Erection of a rear dormer roof extension.
18/02309/FUL
2016 Approved
154 Sunnyhill Road London SW16 2UN
Replacement of existing timber windows with new Upvc double glazed windows to the front a…
16/04041/RG3
2016 Approved
144 Sunnyhill Road London SW16 2UN
Replacement of all existing single glazed timber framed windows and rear/side door with d…
16/04360/RG3
2016 Approved
130 Harborough Road London SW16 2XW
Erection of a single-storey side extension to the ground floor flat, along with associate…
16/02102/FUL
2016 Approved
166 Sunnyhill Road London SW16 2UN
Erection of a garden room/storage building to the rear of existing garden.
16/01754/FUL
2016 Approved
178 Sunnyhill Road London SW16 2UN
Replacement of existing upper rear upvc windows with aluminium framed windows; alteration…
16/00738/FUL
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
Source: MHCLG planning statistics · See full council rankings