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Permitted2023/3847/PSubmitted 2 years agoBasement

12A Hollycroft Avenue Camden NW3 7QL

Alterations at basement level, including replacement of single-glazed timber frame door and window at rear with double-glazed timber frame sliding doors; and replacement of single-glazed timber frame window at rear/side with double-glazed timber frame window.

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Map of the site

Progress

Submitted
22 Nov 2023
— completed
Validated
22 Nov 2023
— completed
Consultation
24 Dec 2023
— completed
Target date
17 Jan 2024
— completed
Decided
15 Jan 2024
— completed

Application details

Reference
2023/3847/P
Local authority
Camden
Postcode
NW3 7QL
Ward
Frognal
Application type
All Other
Property type
House

Key dates

Submitted
22 Nov 2023
Validated
22 Nov 2023
Comments close
24 Dec 2023
Target decision
17 Jan 2024
Decided
15 Jan 2024

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.

Homes here go for about £3,748,000 — the median of the last 8 market sales in NW3 7QL, £800,000 to £6,800,000.

Contains HM Land Registry data © Crown copyright and database right 2026. 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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