40 Churchfield Avenue London Borough of Barnet N12 0NT
Single storey rear extension with a proposed depth of 6.00 metres from original rear wall, maximum height of 3.00 metres and eaves height of 2.60 metres
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Progress
Application details
- Reference
- 22/0516/PNH
- Local authority
- Barnet
- Postcode
- N12 0NT
- Ward
- WO
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 10 Feb 2022
- Validated
- 10 Feb 2022
- Target decision
- 24 Mar 2022
- Decided
- 17 Mar 2022
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. 2 recent sales are listed below.
- 64 CHURCHFIELD AVENUE, LONDON, N12 0NTTerraced · Not a standard market sale · £670,00019 months ago17 Jan 2025
- 8A CHURCHFIELD AVENUE, LONDON, N12 0NTTerraced · Leasehold · £440,00022 months ago18 Oct 2024
- LOWER MAISONETTE, 60 CHURCHFIELD AVENUE, LONDON, N12 0NTFlat or maisonette · Leasehold · £490,0002 years ago22 Sept 2023
- FLAT 1, 48 CHURCHFIELD AVENUE, LONDON, N12 0NTFlat or maisonette · Leasehold · £515,0003 years ago12 Jun 2023
- 54 CHURCHFIELD AVENUE, LONDON, N12 0NTTerraced · £880,0004 years ago11 May 2022
- 14 CHURCHFIELD AVENUE, LONDON, N12 0NTTerraced · £880,0004 years ago24 Sept 2021
- 50 CHURCHFIELD AVENUE, LONDON, N12 0NTSemi-detached · £835,0005 years ago17 May 2021
- 36 CHURCHFIELD AVENUE, LONDON, N12 0NTTerraced · £765,0005 years ago12 Mar 2021
Homes here go for about £765,000 — the median of the last 7 market sales in N12 0NT, £440,000 to £880,000.
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
- 40 Churchfield Avenue London Borough of Barnet N12 0NTWithdrawnNext door
- 44 Churchfield Avenue Barnet N12 0NTPermittedNext door
- London Borough of Barnet N12 0NTPermittedAdjoining
- 39 Churchfield Avenue London Borough of Barnet N12 0NSPermittedAdjoining
- 39 Churchfield Avenue Barnet N12 0NSPermittedAdjoining
- 39 Churchfield Avenue London Borough of Barnet N12 0NSPermittedAdjoining