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Permitted22/5770/HSESubmitted 3 years agoLoft conversion

12 Francklyn Gardens London Borough of Barnet HA8 8RY

Roof extension involving increase in roof height to form a mansard roof, rear dormer window, 3no. front and 3no. side facing rooflights to both side elevations (AMENDED DESCRIPTION AND PLANS)

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Progress

Submitted
2 Dec 2022
— completed
Validated
2 Dec 2022
— completed
Consultation
—
— completed
Target date
27 Jan 2023
— completed
Decided
6 Mar 2023
— completed

Application details

Reference
22/5770/HSE
Local authority
Barnet
Postcode
HA8 8RY
Ward
EY22
Application type
Householder
Property type
House

Key dates

Submitted
2 Dec 2022
Validated
2 Dec 2022
Target decision
27 Jan 2023
Decided
6 Mar 2023

Estimated project value

£60k–£125k

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

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing.

Homes here go for about £630,000 — the median of the last 7 market sales in HA8 8RY, £380,000 to £950,000.

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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