London Borough of Sutton SM3 9SD
Conversion of the existing single storey garden building into a granny annexe.
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Progress
Application details
- Reference
- DM2020/00537
- Local authority
- Sutton
- Postcode
- SM3 9SD
- Ward
- A03
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 23 Apr 2020
- Validated
- 23 Apr 2020
- Target decision
- 18 Jun 2020
- Decided
- 17 Jun 2020
Estimated project value
£63k–£140k
Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 5 recent sales are listed below.
- 177 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £490,0007 months ago26 Jan 2026
- 167 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £510,00010 months ago30 Oct 2025
- 123 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £540,00017 months ago24 Mar 2025
- 143 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £550,00019 months ago17 Jan 2025
- 203 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £625,00021 months ago22 Nov 2024
- 169 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £500,0002 years ago9 Aug 2024
- 129 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £607,5002 years ago17 Jul 2024
- 199 HENLEY AVENUE, SUTTON, SM3 9SDTerraced · £525,4412 years ago27 Oct 2023
Homes here go for about £532,721 — the median of the last 8 market sales in SM3 9SD, £490,000 to £625,000.
Contains HM Land Registry data © Crown copyright and database right 2026. 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
- 176 Henley Avenue London Borough of Sutton SM3 9SAPermittedNext door
- Garden Land of 176 Henley Avenue Sutton SM3 9SAPermittedNext door
- 176A Henley Avenue London Borough of Sutton SM3 9SAPermittedNext door
- 186 Henley Avenue London Borough of Sutton SM3 9SAPermittedAdjoining
- 188 Henley Avenue London Borough of Sutton SM3 9SAPermittedAdjoining
- 168 Henley Avenue Sutton SM3 9SAPending45 yd