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Permitted20/4733/FULSubmitted 6 years agoTwo-storey extension

54A Hutton Grove London Borough of Barnet N12 8DR

One and half storey side extension, single and two storey extensions to existing basement and ground floor classrooms, reconfiguration of car park including provision of 1no. disabled parking space and secure storage for 16 cycles, replacement of existing bitumen roof with sedum roof and insertion of new raised element over sanctuary, installation of solar panels on roof, replacement windows and cladding of building with insulated render and cedar cladding

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Progress

Submitted
7 Oct 2020
— completed
Validated
7 Oct 2020
— completed
Consultation
2 Nov 2020
— completed
Target date
2 Dec 2020
— completed
Decided
7 Feb 2023
— completed

Application details

Reference
20/4733/FUL
Local authority
Barnet
Postcode
N12 8DR
Ward
WF22
Application type
All Other
Property type
House

Key dates

Submitted
7 Oct 2020
Validated
7 Oct 2020
Comments close
2 Nov 2020
Target decision
2 Dec 2020
Decided
7 Feb 2023

Estimated project value

£75k–£175k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.

Recently sold nearby

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

Homes here go for about £610,000 — the median of the last 8 market sales in N12 8DR, £180,000 to £759,599.

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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