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Permitted2021/4580/PSubmitted 4 years agoBasement

9 Wadham Gardens Camden NW3 3DN

Creation of a new basement floor under the footprint of the existing property with new front lightwell, installation of an air source heat pump with acoustic enclosure in rear garden, and associated modifications to the property.

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Progress

Submitted
21 Sept 2021
— completed
Validated
21 Sept 2021
— completed
Consultation
25 Feb 2022
— completed
Target date
22 Feb 2023
— completed
Decided
17 Feb 2023
— completed

Application details

Reference
2021/4580/P
Local authority
Camden
Postcode
NW3 3DN
Ward
Swiss Cottage (Pre May 2022)
Application type
All Other
Property type
House

Key dates

Submitted
21 Sept 2021
Validated
21 Sept 2021
Comments close
25 Feb 2022
Target decision
22 Feb 2023
Decided
17 Feb 2023

Estimated project value

£135k–£340k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 3 recent sales are listed below.

Homes here go for about £10,365,000 — the median of the last 4 market sales in NW3 3DN, £3,100,000 to £16,500,000.

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.

Nearby applications