15 Haslemere Gardens London Borough of Barnet N3 3EA
Single storey rear extension to be 6.5m from existing rear wall with height of 3.2m and height of 2.9m to eaves
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Progress
Application details
- Reference
- 25/4008/PNH
- Local authority
- Barnet
- Postcode
- N3 3EA
- Ward
- FC22
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 3 Oct 2025
- Validated
- 3 Oct 2025
- Target decision
- 14 Nov 2025
- Decided
- 13 Nov 2025
Estimated project value
£99k–£165k
Based on the 40.5m² 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: 40.5m²
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 7A HASLEMERE GARDENS, LONDON, N3 3EASemi-detached · £1,580,0002 years ago19 Jun 2024
- 27 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,690,0002 years ago22 Jan 2024
- 16 HASLEMERE GARDENS, LONDON, N3 3EADetached · £2,075,0003 years ago30 Nov 2022
- 10 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,750,0004 years ago17 Jan 2022
- 23 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,800,0005 years ago2 Mar 2021
- 18 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,640,0006 years ago3 Feb 2020
- 20 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,775,0006 years ago18 Dec 2019
- 6 HASLEMERE GARDENS, LONDON, N3 3EADetached · £1,500,0009 years ago15 Dec 2016
Homes here go for about £1,720,000 — the median of the last 8 market sales in N3 3EA, £1,500,000 to £2,075,000.
Contains HM Land Registry data © Crown copyright and database right 2024. 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
- 15 Haslemere Gardens London Borough of Barnet N3 3EAPermittedNext door
- London Borough of BarnetPermittedNext door
- 15 Haslemere Gardens London Borough of Barnet N3 3EAPendingNext door
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- 15 Haslemere Gardens London Borough of Barnet N3 3EARefusedNext door
- 15 Haslemere Gardens London Borough of Barnet N3 3EARefusedNext door