21 Birchwood Road Wilmington Kent DA2 7HF Data via plota.co.uk

26/00529/LDC - Lawful Development Certificate Approved

Proposal

Application for a Lawful Development Certificate for proposed loft conversion including rear dormer and rooflights to front roof slope Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
12 May 2026
✓
Approved
16 Jun 2026

Approved on 16 Jun 2026 · Delegated Decision · Last checked 5 Jul 2026

Site constraints 4

Also on the record
Radon affected area, class 2; Inside the Joyden's Wood built-up area; Green belt about 40 m away: London; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 2, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 6 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, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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 £590,000 in January 2025. Semi-detached house, freehold.

14 January 2025£590,000

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

Building

Floor area101 m² (1,087 sq ft)
Energy ratingD (68 out of 100), could reach C
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in June 2024, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

Work with planning data?

Every application in Dartford - and every UK council - as a live feed, an API, or a bulk CSV export.

About Plota's data service

Important details

Council
Dartford
Application type
Lawful Development Certificate
Postcode
DA2 7HF
Received
12 May 2026
Validated
12 May 2026
Ward
Joydens Wood
Parish
Wilmington
Case officer
Show
Target decision
7 Jul 2026
Decision
Planning Permission not Required
Decision date
16 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Curio Architects/Ashley Gopee

How this decision compares

Decided in 35 days from validation, 20 days faster than Dartford's median of 55 for extensions. Approved, as 74% of extensions here are.

89%decided within 8 weeks
74%approved
336decided in the last year

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

Consultation & key dates

Alt. reference
PP-14913552
Planning Portal ref
PP-14913552
Statutory expiry
7 Jul 2026
Env. assessment
No
Dartford
Planning Authority Score
5/10
Average
#146 of 296 councils
Relevant to this application:
Householder decisions

Dartford is faster than most councils at deciding householder applications, ranking #92 out of 296. Dartford is also one of the strictest councils - it refuses more householder applications than almost any other, with only 80% approved vs 90% nationally.

One of the strictest councils
only 80% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Dartford decision statistics
Based on MHCLG data, the year to March 2026
79%
Overall approval rate
Below avg (87%) #264 of 296
80%
Householder approved
Below avg (90%) #278 of 296
73%
Decided in 8 weeks
Above avg (63%) #92 of 296
33%
Extended time limit
Below avg (41%) #74 of 296
61%
Minor dwellings approved
46 decided (1-9 homes)
100%
Major dwellings approved
2 decided (10+ homes)
68%
Change of use approved
25 decided
595
Total decisions
126 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.

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.