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Refused24/5477/HSESubmitted over a year agoRear extension

23 Dartmouth Road London Borough of Barnet NW4 3JA

Single storey rear extension and alterations to the existing patio

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Progress

Submitted
16 Dec 2024
— completed
Validated
16 Dec 2024
— completed
Consultation
—
— completed
Target date
10 Feb 2025
— completed
Decided
10 Feb 2025
— completed

Application details

Reference
24/5477/HSE
Local authority
Barnet
Postcode
NW4 3JA
Ward
WH22
Application type
Householder
Property type
House

Key dates

Submitted
16 Dec 2024
Validated
16 Dec 2024
Target decision
10 Feb 2025
Decided
10 Feb 2025

Estimated project value

£37k–£61k

Based on the 15.0m² 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: 15m² · 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 £346,000 — the median of the last 7 market sales in NW4 3JA, £245,000 to £430,000.

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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