51 Elsworthy Road London Camden NW3 3BS Data via plota.co.uk

2026/4687/P - Householder Application New application

Proposal

Demolition of existing conservatory extension and erection of replacement single-storey rear extension with roof terrace above with associated alterations, removal of existing front garage extension and installation of new windows at ground-floor level; minor alterations to ground floor windows and doors - removal of secondary entrance on the front elevation, insertion of a door on the west side elevation, alterations to the rear basement-level fenestration, including enlargement of an existing rooflight, replacement of all existing single-glazed timber casement windows with double-glazed timber casement windows and lowering of part of the existing basement floor level by 280 mm. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
22 Oct 2026
✓
Validated
23 Oct 2026
Decision
Expected by 18 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 18 Mar 2027, from Camden's recent demolitions.

Comments are open until 16 Nov 2026

Comment on this application ↗

Site constraints 8

Elsworthy conservation area
Demolition needs planning permission and permitted development is restricted.
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.
Council document ↗
Article 4 direction
Basements. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Camden 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 ↗
Registered park or garden about 51 m away: Primrose Hill
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Also on the record
Inside the Camden built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Designated open space about 22 m away; Metropolitan Open Land about 51 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 25 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.

Building

Floor area470 m² (5,059 sq ft)
Energy ratingD (60 out of 100), could reach C
PropertyDetached house, 13 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2022, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Camden
Application type
Householder Application
Postcode
NW3 3BS
Received
22 Oct 2026
Validated
23 Oct 2026
Ward
Primrose Hill
Case officer
Show
Applicant
Show
Agent
Bonnystreet (Town) Planning Limited
Freehold owner
Show

Decision outlook

Day 5 of the 56-day target. Camden usually decides demolitions by day 146.

Day 5141 days to the predicted decision (day 146)
26%decided within 8 weeks
96%approved
26%go to committee

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

Consultation & key dates

Comments by
16 Nov 2026
Camden
Planning Authority Score
3.1/10
Poor
#231 of 296 councils
Relevant to this application:
Householder decisions

Camden is slower than most councils at deciding householder applications, ranking #242 out of 296. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Camden decision statistics
Based on MHCLG data, the year to March 2026
88%
Overall approval rate
Above avg (87%) #149 of 296
88%
Householder approved
Below avg (90%) #215 of 296
49%
Decided in 8 weeks
Below avg (63%) #242 of 296
41%
Extended time limit
Below avg (41%) #158 of 296
90%
Minor dwellings approved
467 decided (1-9 homes)
80%
Major dwellings approved
10 decided (10+ homes)
93%
Change of use approved
46 decided
1,973
Total decisions
234 refused in the year to March 2026

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.

Freehold owner: 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.