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Permitted25/4488/192Submitted 10 months agoLoft conversion

57 Belmont Avenue London Borough of Barnet EN4 9JS

Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable windows. Removal of existing chimney stack

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Progress

Submitted
12 Nov 2025
— completed
Validated
12 Nov 2025
— completed
Consultation
—
— completed
Target date
7 Jan 2026
— completed
Decided
16 Dec 2025
— completed

Application details

Reference
25/4488/192
Local authority
Barnet
Postcode
EN4 9JS
Ward
EB22
Application type
All Other
Property type
House

Key dates

Submitted
12 Nov 2025
Validated
12 Nov 2025
Target decision
7 Jan 2026
Decided
16 Dec 2025

Estimated project value

£41k–£85k

Based on the 27.0m² 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: 27m² · 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 £712,500 — the median of the last 8 market sales in EN4 9JS, £420,000 to £900,000.

Contains HM Land Registry data © Crown copyright and database right 2024. 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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