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Permitted25/1878/HSESubmitted over a year agoRear extension

7 Colin Gardens London Borough of Barnet NW9 6EL

Single storey rear extension with 1no. flat rooflight

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Progress

Submitted
6 May 2025
— completed
Validated
6 May 2025
— completed
Consultation
— completed
Target date
1 Jul 2025
— completed
Decided
1 Jul 2025
— completed

Application details

Reference
25/1878/HSE
Local authority
Barnet
Postcode
NW9 6EL
Ward
CS22
Application type
Householder
Property type
Flat

Key dates

Submitted
6 May 2025
Validated
6 May 2025
Target decision
1 Jul 2025
Decided
1 Jul 2025

Estimated project value

£30k–£49k

Based on the 12.1m² 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: 12.1

Recently sold nearby

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

Homes here go for about £337,000 — the median of the last 8 market sales in NW9 6EL, £300,000 to £710,000.

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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