85 Thurlow Park Road London Lambeth SE21 8JL Data via plota.co.uk

26/02756/FUL - Full Planning Permission Awaiting decision
Extensions & alterations

Proposal

Erection of a side and rear single storey extension and the relocation of the entrance gate and vehicle access. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
23 Sept 2026
Decision
Expected by 18 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 18 Nov 2026, from Lambeth's recent extensions.

Comments are open until 5 Nov 2026

Comment on this application ↗

Documents 31

Statements & assessments 2

PDF DESIGN AND ACCESS STATEMENT Design & Access Statement · 23 Sept 2026 View ↗ PDF PLANNING STATEMENT Planning Statement · 23 Sept 2026 View ↗

Plans & drawings 24

PDF EXISTING LOFT PLAN Plans · 23 Sept 2026 View ↗ PDF DEMOLITION FIRST FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF DEMOLITION GROUND FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF EXISTING SIDE ELEVATIONS Plans · 23 Sept 2026 View ↗ PDF EXISTING STREET ELEVATION Plans · 23 Sept 2026 View ↗ PDF EXISTING GROUND FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF PROPOSED REAR ELEVATION Plans · 23 Sept 2026 View ↗ PDF PROPOSED STREET ELEVATION (UNCHANGED) Plans · 23 Sept 2026 View ↗ PDF EXISTING FIRST FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF PROPOSED SECTION AA AND BB Plans · 23 Sept 2026 View ↗ PDF DEMOLITION LOFT PLAN Plans · 23 Sept 2026 View ↗ PDF EXISTING SECTION AA AND BB Plans · 23 Sept 2026 View ↗ PDF PROPOSED ROOF PLAN Plans · 23 Sept 2026 View ↗ PDF PROPOSED LOFT PLAN Plans · 23 Sept 2026 View ↗ PDF DEMOLITION SECTION AA AND BB Plans · 23 Sept 2026 View ↗ PDF DEMOLITION SIDE STREET ELEVATIONS Plans · 23 Sept 2026 View ↗ PDF PROPOSED GROUND FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF PROPOSED SIDE ELEVATIONS Plans · 23 Sept 2026 View ↗ PDF DEMOLITION REAR ELEVATION Plans · 23 Sept 2026 View ↗ PDF DEMOLITION ROOF PLAN Plans · 23 Sept 2026 View ↗ PDF DEMOLITION STREET ELEVATION Plans · 23 Sept 2026 View ↗ PDF PROPOSED FIRST FLOOR PLAN Plans · 23 Sept 2026 View ↗ PDF EXISTING REAR ELEVATION Plans · 23 Sept 2026 View ↗ PDF EXISTING ROOF PLAN Plans · 1 Jan 1900 View ↗

Application forms 2

PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 23 Sept 2026 View ↗ PDF COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM Supporting Docs · 23 Sept 2026 View ↗

Other documents 3

PDF PHOTOGRAPHS AND PHOTOMONTAGES Photo · 23 Sept 2026 View ↗ PDF OS MAP OS Map · 23 Sept 2026 View ↗ PDF COVERING LETTER Supporting Docs · 23 Sept 2026 View ↗

All documents on the council site ↗

Site constraints 4

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
Conservation area 36 m away: Lancaster Avenue; Inside the Lambeth built-up area; Public transport access: PTAL 4 (good), 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 15 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 2

Last sold for £430,000 in October 2011. Semi-detached house, freehold.

31 October 2011£430,000
19 February 2004£297,500

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

Building

Floor area108 m² (1,163 sq ft)
Energy ratingE (51 out of 100), could reach C
PropertySemi-detached house, 6 habitable rooms
Built1967 to 1975
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2010, 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
SE21 8JL
Received
23 Sept 2026
Validated
23 Sept 2026
Ward
West Dulwich
Case officer
Show
Target decision
18 Nov 2026
Applicant
Show

Decision outlook

Day 35 of the 56-day target. Lambeth usually decides extensions by day 56.

Day 3521 days to the 56-day target
59%decided within 8 weeks
82%approved
835decided in the last year

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

Public comments

No public comments yet.

7 neighbours consulted · Last counted 22 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
5 Nov 2026
Statutory expiry
18 Nov 2026
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
6 Thurlow Hill London SE21 8JN
Loft conversion involving the erection of a mansard roof extension to an existing dwellin…
25/02456/FUL
2023 Approved
35 Lovelace Road London SE21 8JY
Erection of 2 rear and 1 side dormer windows extension.
23/00370/FUL
2022 Approved
33 Lovelace Road London SE21 8JY
Application for a Certificate of Lawful Development (Proposed) with respect to the replac…
22/04515/LDCP
2021 Approved
Thurlow Park Road London SE28 8JL
Trees located on Thurlow Road: GRP1 - X19 Large Limes, X6 Medium Limes, X2 Large Sycamore…
21/03677/TPO
2019 Refused
76 Thurlow Park Road London SE21 8HY
Sycamore - Removal of tree because of damage to nearby property due to roots
19/01494/TPO
2021 Approved
85 Thurlow Park Road London SE21 8JL
Erection of a single storey ground floor side extension.
21/00901/FUL
2020 Refused
85 Thurlow Park Road London SE21 8JL
Creation of a vehicular crossover and driveway with vehicle turntable.
20/03614/FUL
2020 Approved
85 Thurlow Park Road London SE21 8JL
Demolition of an existing garage and the construction of a new timber clad garden playroo…
20/03565/FUL
2020 Approved
85 Thurlow Park Road London SE21 8JL
Application for a Certificate of Lawful Development (proposed) with respect to the erecti…
20/03013/LDCP
2020 Approved
Rosemead Preparatory School 70 Thurlow Park Road London SE21 8HZ
To remove 1 x False Acacia tree to front of school (in decline / dead).
20/02928/TCA
2020
Rosemead Preparatory School 70 Thurlow Park Road London SE21 8HZ
AcaciaTFL have issued a S154 Dangerous Tree Notice. Tree is liable to fall across a red r…
20/03088/TCA
2020 Approved
Rosemead Preparatory School 70 Thurlow Park Road London SE21 8HZ
Demolition of existing water closet and porch and erection of single storey rear extensio…
20/00270/FUL
2019 Approved
35 Lovelace Road London SE21 8JY
Replacement of the sun room extension and erection of a single storey ground floor side e…
19/04136/FUL
2019 Approved
Rosemead Preparatory School 70 Thurlow Park Road London SE21 8HZ
Application for a Certificate of Lawful Development (Proposed) with respect to the replac…
19/01311/LDCP
2017 Approved
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 4 (cycle parking) and 13 (glazed balustrades) o…
17/01634/DET
2016 Refused
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to conditions 4 (cycle parking) and 13 (details of glazed ba…
16/06930/DET
2016 Refused
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to conditions 4(Cycle Parking), 5(Refuse and Recycling) and…
16/05963/DET
2016 Refused
80 Thurlow Park Road London SE21 8HY
Replacement of four sash windows at ground floor front elevation.
16/05751/FUL
2016 Approved
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 5 (refuse and recyclable) of Planning Permissio…
16/03211/DET
2016 Refused
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 4 (cycle parking) of Planning Permission Ref: 1…
16/03182/DET
2016 Approved
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 9 (Method of Construction Statement) of Plannin…
16/03212/DET
2016 Approved
92 Lancaster Avenue London SE27 9EB
Loft extension involving the erection of two rear dormers.
16/02351/FUL
2016 Approved
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 12 (visibility splay analysis) of planning perm…
16/00843/DET
2016 Approved
103 Thurlow Park Road London SE21 8JL
Approval of details pursuant to condition 6 (Full details of boundary treatment) of plann…
16/00799/DET
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

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.