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Refused21/4955/HSESubmitted 4 years agoRear extension

123 Summers Lane London Borough of Barnet N12 0QE

First floor side and rear extension

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Progress

Submitted
17 Sept 2021
— completed
Validated
17 Sept 2021
— completed
Consultation
—
— completed
Target date
12 Nov 2021
— completed
Decided
12 Nov 2021
— completed

Application details

Reference
21/4955/HSE
Local authority
Barnet
Postcode
N12 0QE
Ward
WO
Application type
Householder
Property type
House

Key dates

Submitted
17 Sept 2021
Validated
17 Sept 2021
Target decision
12 Nov 2021
Decided
12 Nov 2021

Estimated project value

£45k–£75k

Based on the 18.5m² 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: 18.5m² · 1 additional bedrooms

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.

Homes here go for about £596,500 — the median of the last 6 market sales in N12 0QE, £495,000 to £700,000.

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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