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Permitted2021/1393/PSubmitted 5 years agoRear extension

55 Cumberland Terrace Camden NW1 4HJ

Conversion of 55 Cumberland Terrace and 29 Cumberland Terrace Mews into single family dwelling (Class C3) with associated external alterations including installation of air-handling plant at roof level and enlargement of link extension to the rear.

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Progress

Submitted
23 Mar 2021
— completed
Validated
23 Mar 2021
— completed
Consultation
13 Jun 2021
— completed
Target date
20 Aug 2021
— completed
Decided
20 Aug 2021
— completed

Application details

Reference
2021/1393/P
Local authority
Camden
Postcode
NW1 4HJ
Ward
Regents Park (Pre May 2022)
Application type
Householder
Property type
House

Key dates

Submitted
23 Mar 2021
Validated
23 Mar 2021
Comments close
13 Jun 2021
Target decision
20 Aug 2021
Decided
20 Aug 2021

Estimated project value

£13k–£22k

Based on the 5.4m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 5.4

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £4,150,000 — the median of the last 5 market sales in NW1 4HJ, £3,330,000 to £12,000,000.

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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