17 Portsdown Avenue London Borough of Barnet NW11 0NH
Part single, part two-storey rear extension. Raised patio with new access steps and associated railings
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Progress
Application details
- Reference
- 21/1535/HSE
- Local authority
- Barnet
- Postcode
- NW11 0NH
- Ward
- GG
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 19 Mar 2021
- Validated
- 19 Mar 2021
- Target decision
- 14 May 2021
- Decided
- 14 May 2021
Estimated project value
£560k–£785k
Based on the 208m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².
Floor area gained: 208m² · 1 additional bedrooms
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.
- 7C PORTSDOWN AVENUE, LONDON, NW11 0NHSemi-detached · New build · £1,800,0002 years ago23 Feb 2024
- 7B PORTSDOWN AVENUE, LONDON, NW11 0NHSemi-detached · New build · £2,000,0002 years ago29 Sept 2023
- 7D PORTSDOWN AVENUE, LONDON, NW11 0NHSemi-detached · New build · Not a standard market sale · £2,050,0002 years ago19 Sept 2023
- 7A PORTSDOWN AVENUE, LONDON, NW11 0NHSemi-detached · New build · £1,800,0002 years ago19 Sept 2023
- 1 PORTSDOWN AVENUE, LONDON, NW11 0NHSemi-detached · £1,256,0003 years ago20 Sept 2022
- 11 PORTSDOWN AVENUE, LONDON, NW11 0NHDetached · £1,700,0005 years ago9 Jun 2021
- 13 PORTSDOWN AVENUE, LONDON, NW11 0NHDetached · £1,540,0005 years ago2 Feb 2021
- 17 PORTSDOWN AVENUE, LONDON, NW11 0NHDetached · Not a standard market sale · £1,400,0005 years ago1 Feb 2021
Homes here go for about £1,750,000 — the median of the last 6 market sales in NW11 0NH, £1,256,000 to £2,000,000.
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
- 17 Portsdown Avenue London Borough of Barnet NW11 0NHPermittedNext door
- 17 Portsdown Avenue London Borough of Barnet NW11 0NHPermittedNext door
- 17 Portsdown Avenue London Borough of Barnet NW11 0NHRefusedNext door
- 34 Wentworth Road London Borough of Barnet NW11 0RNPermittedNext door
- 13 Portsdown Avenue London Borough of Barnet NW11 0NHPermittedAdjoining
- 13 Portsdown Avenue London Borough of Barnet NW11 0NHPermittedAdjoining