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Permitted24/4557/HSESubmitted over a year agoRear extension

54 Haslemere Avenue London Borough of Barnet EN4 8EU

Single storey rear extension with 5no. rooflights with raised patio area and access steps

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Progress

Submitted
29 Nov 2024
— completed
Validated
29 Nov 2024
— completed
Consultation
—
— completed
Target date
24 Jan 2025
— completed
Decided
22 Jan 2025
— completed

Application details

Reference
24/4557/HSE
Local authority
Barnet
Postcode
EN4 8EU
Ward
BP22
Application type
Householder
Property type
House

Key dates

Submitted
29 Nov 2024
Validated
29 Nov 2024
Target decision
24 Jan 2025
Decided
22 Jan 2025

Estimated project value

£21k–£34k

Based on the 9.0m² 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: 9m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.

Homes here go for about £590,000 — the median of the last 6 market sales in EN4 8EU, £485,000 to £800,000.

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.

Nearby applications