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Permitted25/5019/HSESubmitted 9 months agoRear extension

47 Birley Road London Borough of Barnet N20 0HB

Single storey front extension including new front porch, side and rear extension with new raised decking area with associated access steps following demolition of existing garage and porch

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Progress

Submitted
15 Dec 2025
— completed
Validated
15 Dec 2025
— completed
Consultation
—
— completed
Target date
9 Feb 2026
— completed
Decided
9 Feb 2026
— completed

Application details

Reference
25/5019/HSE
Local authority
Barnet
Postcode
N20 0HB
Ward
WS22
Application type
Householder
Property type
House

Key dates

Submitted
15 Dec 2025
Validated
15 Dec 2025
Target decision
9 Feb 2026
Decided
9 Feb 2026

Estimated project value

£97k–£160k

Based on the 40.0m² 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: 40m² · 1 additional bedrooms

Recently sold nearby

Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.

Homes here go for about £711,250 — the median of the last 8 market sales in N20 0HB, £570,000 to £818,000.

Contains HM Land Registry data © Crown copyright and database right 2023. 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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