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Permitted22/2246/HSESubmitted 4 years agoRear extension

10 Brook Avenue London Borough of Barnet HA8 9XF

Single storey rear extension with patio (amended description)

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Progress

Submitted
9 May 2022
— completed
Validated
9 May 2022
— completed
Consultation
—
— completed
Target date
4 Jul 2022
— completed
Decided
5 Dec 2022
— completed

Application details

Reference
22/2246/HSE
Local authority
Barnet
Postcode
HA8 9XF
Ward
EW22
Application type
Householder
Property type
House

Key dates

Submitted
9 May 2022
Validated
9 May 2022
Target decision
4 Jul 2022
Decided
5 Dec 2022

Estimated project value

£39k–£64k

Based on the 17.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 17m²

Recently sold nearby

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

Homes here go for about £665,000 — the median of the last 7 market sales in HA8 9XF, £500,000 to £780,000.

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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