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Permitted21/4601/HSESubmitted 5 years agoRear extension

14 St Margarets Road London Borough of Barnet HA8 9UP

Single storey rear extension. Conversion of garage into habitable space, replacement of garage door with window (AMENDED DESCRIPTION)

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Progress

Submitted
23 Aug 2021
— completed
Validated
23 Aug 2021
— completed
Consultation
—
— completed
Target date
18 Oct 2021
— completed
Decided
18 Oct 2021
— completed

Application details

Reference
21/4601/HSE
Local authority
Barnet
Postcode
HA8 9UP
Ward
EW
Application type
Householder
Property type
House

Key dates

Submitted
23 Aug 2021
Validated
23 Aug 2021
Target decision
18 Oct 2021
Decided
18 Oct 2021

Estimated project value

£430k–£715k

Based on the 190m² 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: 190m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £662,500 — the median of the last 8 market sales in HA8 9UP, £535,000 to £870,000.

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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