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Refused20/6284/FULSubmitted 5 years agoRear extension

57 Sheaveshill Avenue London Borough of Barnet NW9 6SA

Part single, part two storey side and rear extension to create 1no self contained flat to existing dwelling containing 2no self-contained flats. Associated cycle store, refuse/recycling area, amenity space and provision of off street parking [AMENDED DESCRIPTION]

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Progress

Submitted
29 Dec 2020
— completed
Validated
29 Dec 2020
— completed
Consultation
27 Jan 2021
— completed
Target date
23 Feb 2021
— completed
Decided
23 Feb 2021
— completed

Application details

Reference
20/6284/FUL
Local authority
Barnet
Postcode
NW9 6SA
Ward
CL
Application type
All Other
Property type
Flat

Key dates

Submitted
29 Dec 2020
Validated
29 Dec 2020
Comments close
27 Jan 2021
Target decision
23 Feb 2021
Decided
23 Feb 2021

Estimated project value

£180k–£305k

Based on the 75.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 75

Recently sold nearby

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

Homes here go for about £250,000 — the median of the last 7 market sales in NW9 6SA, £110,000 to £665,000.

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.

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