29 Thornton Crescent Coulsdon CR5 1LJ Data via plota.co.uk

26/01853/LP - LDC (Proposed) Operations edged Approved

Proposal

Erection of hip to gable and rear dormer extensions and provision of 3x rooflights in front roof slope and 1x window in side elevation Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
23 Jun 2026
✓
Validated
24 Jun 2026
✓
Consultation
7 Jul 2026
✓
Approved
3 Aug 2026

Approved on 3 Aug 2026 · Delegated Business Meeting · Last checked 6 Aug 2026

Site constraints 7

Archaeological priority area
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: Croydon 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 ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
National nature reserve 316 m away: South London Downs
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
Radon affected area, class 2; Inside the Croydon built-up area; Public transport access: PTAL 2 (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, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI), 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 £560,000 in August 2024. Semi-detached house, freehold.

2 August 2024£560,000
3 April 1996£13,000

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

Building

Floor area89 m² (958 sq ft)
Energy ratingD (67 out of 100), could reach B
PropertySemi-detached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in March 2024, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Croydon
Application type
LDC (Proposed) Operations edged
Postcode
CR5 1LJ
Received
23 Jun 2026
Validated
24 Jun 2026
Ward
Old Coulsdon
Case officer
Show
Target decision
19 Aug 2026
Decision
Lawful Dev. Cert. Granted (proposed)
Decision date
3 Aug 2026
Decision level
Delegated Business Meeting
Applicant
Show
Agent
Mike Beck Design Ltd

How this decision compares

Decided in 40 days from validation, 13 days faster than Croydon's median of 53 for extensions. Approved, as 80% of extensions here are.

77%decided within 8 weeks
80%approved
994decided in the last year

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

Public comments

No public comments yet.

Last counted 6 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PLP-00003019
Consultation
7 Jul 2026
Statutory expiry
19 Aug 2026
Croydon
Planning Authority Score
3.6/10
Below average
#215 of 296 councils
Relevant to this application:
Householder decisions

Croydon ranks #159 out of 296 councils for householder decision speed. Householder applications are slightly less likely to be approved here (87%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Croydon decision statistics
Based on MHCLG data, the year to March 2026
75%
Overall approval rate
Below avg (87%) #286 of 296
87%
Householder approved
Below avg (90%) #230 of 296
62%
Decided in 8 weeks
Below avg (63%) #159 of 296
44%
Extended time limit
Above avg (41%) #177 of 296
45%
Minor dwellings approved
238 decided (1-9 homes)
58%
Major dwellings approved
12 decided (10+ homes)
53%
Change of use approved
53 decided
1,590
Total decisions
403 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.