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Permitted2021/3860/PSubmitted 4 years agoLoft conversion

1 Oak Hill Park Mews Camden NW3 7LH

Retrospective erection of mansard roof extension, single storey rear ground floor extension, excavation of rear garden and installation of retaining wall/fence, alterations to fenestration and replacement cladding.

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Progress

Submitted
21 Sept 2021
— completed
Validated
21 Sept 2021
— completed
Consultation
24 Oct 2021
— completed
Target date
16 Nov 2021
— completed
Decided
2 Nov 2021
— completed

Application details

Reference
2021/3860/P
Local authority
Camden
Postcode
NW3 7LH
Ward
Frognal & Fitzjohns (Pre May 2022)
Application type
Householder
Property type
House

Key dates

Submitted
21 Sept 2021
Validated
21 Sept 2021
Comments close
24 Oct 2021
Target decision
16 Nov 2021
Decided
2 Nov 2021

Estimated project value

£120k–£255k

Based on the 75.0m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 75 · 1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £2,000,000 — the median of the last 7 market sales in NW3 7LH, £890,000 to £2,400,000.

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

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