29 Southway London Borough of Barnet N20 8DD
Erection of a single storey detached granny annexe to rear
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Progress
Application details
- Reference
- 21/3721/HSE
- Local authority
- Barnet
- Postcode
- N20 8DD
- Ward
- TO
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 6 Jul 2021
- Validated
- 6 Jul 2021
- Target decision
- 31 Aug 2021
- Decided
- 16 Sept 2021
Estimated project value
£120k–£205k
Based on the 50.0m² of floor area stated in the application, at inner London rates (2026). Source: trade estimate, annexe £1,800-£3,000/m².
Floor area gained: 50m² · 2 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 57 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,062,50010 months ago16 Oct 2025
- 37 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,387,50015 months ago20 May 2025
- 39 SOUTHWAY, LONDON, N20 8DDTerraced · £1,275,0004 years ago20 Dec 2021
- 53 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,000,0005 years ago18 Jun 2021
- 55 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,280,0006 years ago9 Jan 2020
- 27 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,450,00010 years ago15 Jan 2016
- 55 SOUTHWAY, LONDON, N20 8DDSemi-detached · £647,00014 years ago3 Feb 2012
- 33 SOUTHWAY, LONDON, N20 8DDSemi-detached · £1,100,00014 years ago15 Dec 2011
Homes here go for about £1,187,500 — the median of the last 8 market sales in N20 8DD, £647,000 to £1,450,000.
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
- 31 Southway London Borough of Barnet N20 8DDPermittedNext door
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- 43 Greenway London Borough of Barnet N20 8EHPermittedAdjoining
- 43 Greenway London Borough of Barnet N20 8EHWithdrawnAdjoining
- 43 Greenway London Borough of Barnet N20 8EHPermittedAdjoining