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Permitted15/02510/192Submitted 11 years agoLoft conversion

26 Derwent Avenue London Borough of Barnet EN4 8LX

Extension to roof including hip to gable end, rear dormer window, 2 no rooflights to front elevation

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Progress

Submitted
21 Apr 2015
— completed
Validated
21 Apr 2015
— completed
Consultation
—
— completed
Target date
16 Jun 2015
— completed
Decided
19 May 2015
— completed

Application details

Reference
15/02510/192
Local authority
Barnet
Postcode
EN4 8LX
Ward
BP
Application type
All Other
Property type
House

Key dates

Submitted
21 Apr 2015
Validated
21 Apr 2015
Target decision
16 Jun 2015
Decided
19 May 2015

Estimated project value

£35k–£94k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £548,000 — the median of the last 8 market sales in EN4 8LX, £510,000 to £770,000.

Contains HM Land Registry data © Crown copyright and database right 2025. 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