2 Cornwall Avenue London Borough of Barnet N3 1LD
Single storey side and rear extension
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Progress
Application details
- Reference
- 21/4045/HSE
- Local authority
- Barnet
- Postcode
- N3 1LD
- Ward
- WF
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 21 Jul 2021
- Validated
- 21 Jul 2021
- Target decision
- 15 Sept 2021
- Decided
- 28 Sept 2021
Estimated project value
£44k–£73k
Based on the 18.0m² 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: 18m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- CORNWALL HOUSE CORNWALL AVENUE, LONDON, N3 1LDOther · Not a standard market sale · £1,210,00011 months ago10 Sept 2025
- FLAT 7, CORNWALL WORKS CORNWALL AVENUE, LONDON, N3 1LDFlat or maisonette · Leasehold · £445,00020 months ago16 Dec 2024
- 6 CORNWALL AVENUE, LONDON, N3 1LDTerraced · Not a standard market sale · £1,200,0003 years ago14 Apr 2023
- FLAT 8, CORNWALL WORKS CORNWALL AVENUE, LONDON, N3 1LDFlat or maisonette · Leasehold · £480,0004 years ago19 Jul 2022
- FLAT 5, CORNWALL WORKS CORNWALL AVENUE, LONDON, N3 1LDFlat or maisonette · Leasehold · £462,5004 years ago9 Jun 2022
- 14 CORNWALL AVENUE, LONDON, N3 1LDTerraced · £752,0004 years ago19 Nov 2021
- FLAT 7, CORNWALL WORKS CORNWALL AVENUE, LONDON, N3 1LDFlat or maisonette · Leasehold · £503,5006 years ago29 Apr 2020
- 6 CORNWALL AVENUE, LONDON, N3 1LDTerraced · £820,0008 years ago21 Jun 2018
Homes here go for about £491,750 — the median of the last 6 market sales in N3 1LD, £445,000 to £820,000.
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
- 2 Cornwall Avenue London Borough of Barnet N3 1LDPermittedNext door
- 6 Cornwall Avenue London Borough of Barnet N3 1LDPermittedNext door
- 6 Cornwall Avenue London Borough of Barnet N3 1LDPermittedNext door
- 6 Cornwall Avenue London Borough of Barnet N3 1LDRefusedNext door
- 6 Cornwall Avenue London Borough of Barnet N3 1LDPermittedNext door
- 6 Cornwall Avenue London Borough of Barnet N3 1LDPermittedNext door