21 Holland Avenue Merton SW20 0RN
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATEIN RESPECT OF THE PROPOSED CONVERSION OF GARAGE INTO HABITABLE ROOM, INTERNAL ALTERATIONS AND INSERTION OF A NEW ENTRANCE DOOR AND SIDE WINDOWS, NEW REAR PATIO DOORS AND WINDOWS.
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Progress
Application details
- Reference
- 25/P0352
- Local authority
- Merton
- Postcode
- SW20 0RN
- Ward
- Village
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 7 Feb 2025
- Validated
- 7 Feb 2025
- Comments close
- 7 Feb 2025
- Target decision
- 4 Apr 2025
- Decided
- 4 Apr 2025
Estimated project value
£11k–£48k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 garage conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 7 recent sales are listed below.
- 6 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,525,00012 months ago1 Sept 2025
- 34 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,840,00014 months ago4 Jul 2025
- 23 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,155,00016 months ago9 May 2025
- 24 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,130,00017 months ago27 Mar 2025
- 28 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,100,00017 months ago21 Mar 2025
- 37 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £650,00018 months ago7 Mar 2025
- 21 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,100,00022 months ago23 Oct 2024
- 35 HOLLAND AVENUE, LONDON, SW20 0RNSemi-detached · £1,260,9002 years ago24 May 2024
Homes here go for about £1,142,500 — the median of the last 8 market sales in SW20 0RN, £650,000 to £1,840,000.
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
- 23 Holland Avenue Merton SW20 0RNPermittedNext door
- 23 Holland Avenue Merton SW20 0RNPermittedNext door
- 12 Holland Avenue Merton SW20 0RNPermitted61 yd
- 33 Holland Avenue Merton SW20 0RNPermitted65 yd
- 24 Holland Avenue Merton SW20 0RNPermitted66 yd
- 24 Holland Avenue Merton SW20 0RNPermitted66 yd