21 Staines Avenue Sutton SM3 9BE
Prior Approval for a single storey rear extension projecting from the rear of the original house by 3.24m.
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Progress
Application details
- Reference
- DM2026/00084
- Local authority
- Sutton
- Postcode
- SM3 9BE
- Ward
- North Cheam
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 27 Jan 2026
- Validated
- 27 Jan 2026
- Target decision
- 10 Mar 2026
- Decided
- 4 Mar 2026
Estimated project value
£21k–£34k
Based on the 9.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².
Floor area gained: 9m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 19 STAINES AVENUE, SUTTON, SM3 9BETerraced · £675,00016 months ago30 Apr 2025
- 3 STAINES AVENUE, SUTTON, SM3 9BEFlat or maisonette · Leasehold · Not a standard market sale · £322,00017 months ago20 Mar 2025
- 2 STAINES AVENUE, SUTTON, SM3 9BESemi-detached · £612,5003 years ago27 Jan 2023
- 9 STAINES AVENUE, SUTTON, SM3 9BEFlat or maisonette · Leasehold · £350,0004 years ago13 Sept 2021
- 27 STAINES AVENUE, SUTTON, SM3 9BETerraced · £463,0005 years ago30 Jun 2021
- 15 STAINES AVENUE, SUTTON, SM3 9BETerraced · £400,0007 years ago30 Nov 2018
- 9 STAINES AVENUE, SUTTON, SM3 9BEFlat or maisonette · Leasehold · £327,5009 years ago24 Jul 2017
- 19 STAINES AVENUE, SUTTON, SM3 9BETerraced · £430,0009 years ago23 Jun 2017
Homes here go for about £430,000 — the median of the last 7 market sales in SM3 9BE, £327,500 to £675,000.
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
- London Borough of Sutton SM3 9BEPermittedNext door
- 30 Egham Crescent Sutton SM3 9ALPendingAdjoining
- 30 Egham Crescent Sutton SM3 9ALPermittedAdjoining
- London Borough of Sutton SM3 9ALPermittedAdjoining
- London Borough of Sutton SM3 9ALPermittedAdjoining
- 30 Egham Crescent London Borough of Sutton SM3 9ALPermittedAdjoining