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Permitted25/4857/192Submitted 9 months agoLoft conversion

42 Haslemere Avenue London Borough of Barnet EN4 8EZ

Roof extension involving hip to gable, rear dormer window, 1no. front facing rooflight and new side gable window

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Progress

Submitted
5 Dec 2025
— completed
Validated
5 Dec 2025
— completed
Consultation
—
— completed
Target date
30 Jan 2026
— completed
Decided
29 Jan 2026
— completed

Application details

Reference
25/4857/192
Local authority
Barnet
Postcode
EN4 8EZ
Ward
BP22
Application type
All Other
Property type
House

Key dates

Submitted
5 Dec 2025
Validated
5 Dec 2025
Target decision
30 Jan 2026
Decided
29 Jan 2026

Estimated project value

£43k–£90k

Based on the 28.8m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 28.8m² · 1 additional bedrooms

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 4 recent sales are listed below.

Homes here go for about £597,500 — the median of the last 8 market sales in EN4 8EZ, £542,500 to £900,000.

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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