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Refused20/3763/PNHSubmitted 6 years agoRear extension

578 High Road London Borough of Barnet N12 0AD

Single storey rear extension with a proposed depth of 4.50 metres from original rear wall, eaves height of 3.00 metres and maximum height of 3.40 metres.

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Progress

Submitted
14 Aug 2020
— completed
Validated
14 Aug 2020
— completed
Consultation
—
— completed
Target date
25 Sept 2020
— completed
Decided
14 Sept 2020
— completed

Application details

Reference
20/3763/PNH
Local authority
Barnet
Postcode
N12 0AD
Ward
WO
Application type
Prior Approval
Property type
House

Key dates

Submitted
14 Aug 2020
Validated
14 Aug 2020
Target decision
25 Sept 2020
Decided
14 Sept 2020

Estimated project value

£41k–£75k

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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

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

Homes here go for about £407,500 — the median of the last 7 market sales in N12 0AD, £355,000 to £905,000.

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