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Withdrawn21/3573/HSESubmitted 5 years agoSide extension

6 Basing Hill London Borough of Barnet NW11 8TH

First floor side extension. Conversion of the existing garage into habitable room, insertion of window to replace garage door. Alterations to front porch and front and rear windows

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Map of the site

Progress

Submitted
29 Jun 2021
— completed
Validated
29 Jun 2021
— completed
Consultation
— completed
Target date
24 Aug 2021
— completed
Decided
20 Aug 2021
— completed

Application details

Reference
21/3573/HSE
Local authority
Barnet
Postcode
NW11 8TH
Ward
CH
Application type
Householder
Property type
House

Key dates

Submitted
29 Jun 2021
Validated
29 Jun 2021
Target decision
24 Aug 2021
Decided
20 Aug 2021

Estimated project value

£82k–£135k

Based on the 33.6m² 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: 33.6 · 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 £1,730,000 — the median of the last 8 market sales in NW11 8TH, £770,000 to £2,200,000.

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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