133 Seymour Avenue Merton SM4 4RA
APPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH A DEPTH OF 4.5M, MAXIMUM HEIGHT OF 3.5M AND EAVES HEIGHT OF 2.5M.
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Progress
Application details
- Reference
- 25/P1343
- Local authority
- Merton
- Postcode
- SM4 4RA
- Ward
- Lower Morden
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 1 May 2025
- Validated
- 1 May 2025
- Comments close
- 29 May 2025
- Target decision
- 11 Jun 2025
- Decided
- 3 Jun 2025
Estimated project value
£47k–£79k
Based on the 20.9m² 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: 20.9m²
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.
- 155 SEYMOUR AVENUE, MORDEN, SM4 4RASemi-detached · £460,0005 months ago9 Apr 2026
- 121 SEYMOUR AVENUE, MORDEN, SM4 4RATerraced · £525,00012 months ago14 Aug 2025
- 111 SEYMOUR AVENUE, MORDEN, SM4 4RADetached · £645,00019 months ago31 Jan 2025
- 135 SEYMOUR AVENUE, MORDEN, SM4 4RATerraced · £601,0003 years ago4 Nov 2022
- 165 SEYMOUR AVENUE, MORDEN, SM4 4RASemi-detached · £555,0004 years ago27 Oct 2021
- 185 SEYMOUR AVENUE, MORDEN, SM4 4RATerraced · £415,0006 years ago2 Dec 2019
- 115 SEYMOUR AVENUE, MORDEN, SM4 4RATerraced · £395,0007 years ago31 Jul 2019
- 167 SEYMOUR AVENUE, MORDEN, SM4 4RATerraced · £460,0007 years ago30 Nov 2018
Homes here go for about £492,500 — the median of the last 8 market sales in SM4 4RA, £395,000 to £645,000.
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.
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