12 Roslyn Close Merton CR4 3BB
APPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSEDERECTION OF A SINGLE STOREY REAR EXTENSION WITH THE FOLLOWING DIMENSIONS: EXTENDS BEYOND THE REAR WALL OF THE ORIGINAL DWELLINGHOUSE BY 4M. THE MAXIMUM HEIGHT OF THE ENLARGED PART OF THE DWELLINGHOUSE WILL BE 2.90M. THE HEIGHT OF THE EAVES OF THE ENLARGED PART OF THE DWELLINGHOUSE WILL BE 2.90M.
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Progress
Application details
- Reference
- 23/P0212
- Local authority
- Merton
- Postcode
- CR4 3BB
- Ward
- Lavender Fields
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 25 Jan 2023
- Validated
- 25 Jan 2023
- Comments close
- 18 Feb 2023
- Target decision
- 7 Mar 2023
- Decided
- 20 Feb 2023
Estimated project value
£32k–£54k
Based on the 14.2m² 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: 14.2m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 15D ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £250,00015 months ago11 Jun 2025
- 1A ROSLYN CLOSE, MITCHAM, CR4 3BBTerraced · £450,00023 months ago4 Oct 2024
- 10 ROSLYN CLOSE, MITCHAM, CR4 3BBTerraced · £400,0004 years ago18 Nov 2021
- 15D ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £220,5007 years ago22 Feb 2019
- 15A ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £272,5008 years ago5 Sept 2018
- 15A ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £245,00010 years ago2 Aug 2016
- 2A ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £180,00012 years ago3 Mar 2014
- 15D ROSLYN CLOSE, MITCHAM, CR4 3BBFlat or maisonette · Leasehold · £155,00012 years ago31 Oct 2013
Homes here go for about £247,500 — the median of the last 8 market sales in CR4 3BB, £155,000 to £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.
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