3 Cowper Gardens London Borough of Sutton SM6 9RN
Erection of a single storey rear extension.
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Progress
Application details
- Reference
- DM2020/01753
- Local authority
- Sutton
- Postcode
- SM6 9RN
- Ward
- D16
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 29 Oct 2020
- Validated
- 29 Oct 2020
- Target decision
- 24 Dec 2020
- Decided
- 17 Dec 2020
Estimated project value
£38k–£69k
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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.
- 51 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £517,5004 months ago3 Jun 2026
- 45 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £525,0006 months ago10 Apr 2026
- 15 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £600,00018 months ago28 Mar 2025
- 19 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £560,0003 years ago25 Nov 2022
- 7 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £462,5007 years ago2 Aug 2019
- 57 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · Not a standard market sale · £415,0009 years ago12 Dec 2016
- 45 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £461,0009 years ago2 Dec 2016
- 15 COWPER GARDENS, WALLINGTON, SM6 9RNTerraced · £495,00010 years ago5 Aug 2016
Homes here go for about £517,500 — the median of the last 7 market sales in SM6 9RN, £461,000 to £600,000.
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
- 13 Cowper Gardens London Borough of Sutton SM6 9RNPermittedAdjoining
- 13 Cowper Gardens London Borough of Sutton SM6 9RNPermittedAdjoining
- 13 Cowper Gardens London Borough of Sutton SM6 9RNRefusedAdjoining
- 2 Cowper Gardens London Borough of Sutton SM6 9RLPermitted50 yd
- 3 Wordsworth Road London Borough of Sutton SM6 9RJPermitted51 yd
- 3 Wordsworth Road London Borough of Sutton SM6 9RJRefused51 yd