14 Ainger Road London NW3 3AR Data via plota.co.uk

2026/1772/P - Certificate of Lawfulness (Proposed) Approved
Extensions & alterations

Proposal

Replacement of rear dormer and roof terrace with rear dormer roof extension. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
8 May 2026
✓
Approved
4 Jun 2026

Approved on 4 Jun 2026 · Delegated · Last checked 30 Sept 2026

Documents

View the documents on the council's website ↗

Site constraints 8

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 Named permitted development rights are withdrawn here.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 ↗
7 listed buildings within 150 m of the postcode pin
Nearest: Numbers 9-14 and Attached Railings, Grade II, about 30 m from the postcode pin · 7 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 7 with distances
Historic England ↗
Local nature reserve about 253 m away: Adelaide
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
Conservation area about 25 m away: Primrose Hill; Registered park or garden about 158 m away: Primrose Hill; Inside the Camden built-up area; Public transport access: PTAL 3 (moderate), 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 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, 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 1

Last sold for £3,850,000 in April 2021. Terraced house, freehold.

30 April 2021£3,850,000Recorded as a transfer outside a standard sale

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

Building

Floor area277 m² (2,982 sq ft)
Energy ratingE (53 out of 100), could reach C
PropertyMid-terrace house, 7 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in February 2014, 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
Certificate of Lawfulness (Proposed)
Postcode
NW3 3AR
Validated
8 May 2026
Ward
Primrose Hill
Case officer
Show
Decision
Granted
Decision date
4 Jun 2026
Decision level
Delegated
Applicant
Show
Agent
Aron Coates Architecture

How this decision compares

Decided in 27 days from validation, 31 days faster than Camden's median of 58 for extensions. Approved, as 94% of extensions here are.

48%decided within 8 weeks
94%approved
10%go to committee

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

Consultation & key dates

Comments by
22 May 2026

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

2021 Approved
Enlarged front dormer and the alternations of fenestration to the rear elevation and asso…
2021/2450/P
Within ~100m

Nearby activity

2023 Withdrawn
5 Erskine Mews London Camden NW3 3AP
Erection of a roof extension with roof terrace and extension into courtyard space
2023/3068/P
2024 Approved
5 Erskine Mews London NW3 3AP
Erection of a roof extension with roof terrace and extension into courtyard space
2024/1102/P
2021 Withdrawn
1-5 Erskine Mews London NW3 3AP
Erection of single storey roof extension to five dwellings at 1-5 Erskine Mews to provide…
2021/2411/P
2024 Approved
20 Ainger Road London Camden NW3 3AS
External alterations including the replacement of the staircase to the basement at the fr…
2024/2845/P
2024 Approved
Flat 1 164 Regent's Park Road London Camden NW1 8XN
Single storey rear extension at first floor level
2024/0219/P
2023 Approved
65 Regent's Park Road London NW1 8XD
Shopfront alterations at ground floor level, including installation of replacement glazin…
2023/4899/P
2024 Approved
5 Erskine Mews London NW3 3AP
Installation of new and replacement windows and doors
2024/2782/P
2024 Approved
Flat Basement Ground And 1st Floor 21 Oppidans Road London NW3 3AG
(TPO REF. C432 2004 G2) REAR GARDEN: 1 x Silver Birch (G2) - Fell to ground level.
2024/2610/T
2024 Approved
Flat 2nd And 3rd Floor 97 Regent's Park Road London NW1 8UR
Erection of rear dormer.
2024/1279/P
2023 Approved
146 Regent's Park Road London NW1 8XN
Replacement of single glazed front and side windows with new double glazed timber sash wi…
2023/4730/P
2024 Approved
Anthony Delicatessen 146 Regent's Park Road London NW1 8XN
5 Tables and 10 Chairs ( adjacent to premises) Monday-Saturday 08:00 - 22:00 Sunday 09:00…
2024/1818/PVL
2024 Approved
Flat A 25 King Henry's Road London NW3 3QP
Alterations to existing windows and doors at ground and lower ground on front and rear el…
2024/0687/P
2024 Approved
Flat 3 23 Oppidans Road London NW3 3AG
Rear dormer extension and new roof lights to existing third floor flat to loft level
2024/0830/P
2023 Approved
Flat 2 53 Ainger Road London NW3 3AH
Erection of a single storey rear outbuilding
2023/5152/P
2023 Approved
5 Chamberlain Street London Camden NW1 8XB
Excavation of basement extension, new balustrade, juliet balcony to rear door, alteration…
2023/1738/L
2023 Approved
5 Chamberlain Street London NW1 8XB
Excavation of basement extension, new balustrade and juliet balcony to rear door.
2023/1404/P
2024 Approved
2 Ainger Road London NW3 3AR
Installation of ASHP and enclosure within front lightwell at lower ground floor, infill e…
2024/0062/P
2023 Approved
5 & 6 St Georges Mews London NW1 8XE
Installation of new windows, doors, planters, fascia panels to front elevation, and acous…
2023/2698/P
2023 Approved
2 Ainger Road London NW3 3AR
Demolition of existing sunroom at roof level and terrace and erection of full width roof…
2023/3143/P
2023 Approved
Manna London Restaurant 4 Erskine Road Primrose Hill NW3 3AJ
4 Tables, 16 Chairs and 2 Barriers (in Parking Bay) Wednesday and Thursday 18:00 to 22:30…
2023/4425/PVL
2016 Approved
23 Oppidans Road London NW3 3AG
(TPO REF C37) FRONT GARDEN: 1 x Lime - Reduce to previous cuts, leaving furnishing growth…
2016/5265/T
2016 Approved
33 King Henry's Road London NW3 3QR
TPO REF: C432) REAR GARDEN: 1 x Lime - Crown reduction to most recent points, lift crown…
2016/5344/T
2016 Approved
Flat 4 23 King Henry's Road London NW3 3QP
Window alterations including the replacement of the existing timber framed casement windo…
2016/4443/P
2016 Approved
OKA Restaurant 71 Regents Park Road London NW1 8UY
2 Tables and 4 Chairs Monday to Sunday 11:00 to 22:00 Renewal Application
2016/4285/TC
2016 Approved
Flat A 24 Ainger Road London NW3 3AS
Erection of rear garden room
2016/2402/P
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
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.

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.