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Refused25/P0532Submitted over a year agoLoft conversion

155 Hartfield Road Merton SW19 3TJ

ERECTION OF A SINGLE-STORY REAR/SIDE EXTENSION; REAR ROOF EXTENSION WITH BALCONY; FRONT DORMER EXTENSION: INSTALLATION OF SOLAR PANELS TO FLAT ROOF OF LOFT EXTENSION; AND INSTALLATION OF AN AIR SOURCE HEAT PUMP

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Progress

Submitted
20 Feb 2025
— completed
Validated
20 Feb 2025
— completed
Consultation
12 Apr 2025
— completed
Target date
17 Apr 2025
— completed
Decided
30 Apr 2025
— completed

Application details

Reference
25/P0532
Local authority
Merton
Postcode
SW19 3TJ
Ward
Wimbledon Town and Dundonald
Application type
Householder
Property type
Flat

Key dates

Submitted
20 Feb 2025
Validated
20 Feb 2025
Comments close
12 Apr 2025
Target decision
17 Apr 2025
Decided
30 Apr 2025

Estimated project value

£57k–£120k

Based on the 35.0m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 35m² · 2 additional bedrooms

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 4 recent sales are listed below.

Homes here go for about £653,000 — the median of the last 5 market sales in SW19 3TJ, £355,000 to £875,000.

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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