147 Colin Crescent London Borough of Barnet NW9 6ET
Conversion of the existing rear outbuilding into annexe
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Progress
Application details
- Reference
- 26/0158/HSE
- Local authority
- Barnet
- Postcode
- NW9 6ET
- Ward
- CS22
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 20 Jan 2026
- Validated
- 20 Jan 2026
- Target decision
- 17 Mar 2026
- Decided
- 31 Mar 2026
Estimated project value
£73k–£120k
Based on the 29.8m² of floor area stated in the application, at inner London rates (2026). Source: trade estimate, annexe £1,800-£3,000/m².
Floor area gained: 29.8m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 147 COLIN CRESCENT, LONDON, NW9 6ETTerraced · Not a standard market sale · £555,00018 months ago28 Mar 2025
- 145 COLIN CRESCENT, LONDON, NW9 6ETTerraced · £565,0003 years ago18 Aug 2023
- 133 COLIN CRESCENT, LONDON, NW9 6ETTerraced · £639,0004 years ago30 Sept 2022
- 107 COLIN CRESCENT, LONDON, NW9 6ETSemi-detached · £520,0004 years ago25 Mar 2022
- 103 COLIN CRESCENT, LONDON, NW9 6ETSemi-detached · £500,0005 years ago7 Jun 2021
- 139 COLIN CRESCENT, LONDON, NW9 6ETTerraced · £535,0006 years ago1 Jul 2020
- 173 COLIN CRESCENT, LONDON, NW9 6ETTerraced · £470,0006 years ago6 Feb 2020
- 181 COLIN CRESCENT, LONDON, NW9 6ETTerraced · £490,0008 years ago13 Aug 2018
Homes here go for about £520,000 — the median of the last 7 market sales in NW9 6ET, £470,000 to £639,000.
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
- 147 Colin Crescent London Borough of Barnet NW9 6ETPermittedNext door
- 147 Colin Crescent London Borough of Barnet NW9 6ETPermittedNext door
- 149 Colin Crescent London Borough of Barnet NW9 6ETRefusedNext door
- 145 Colin Crescent London Borough of Barnet NW9 6ETPermittedNext door
- 153 Colin Crescent London Borough of Barnet NW9 6ETPermittedAdjoining
- London Borough of Barnet NW9 6ETPermittedAdjoining