← Back to search

PermittedDM2023/00120Submitted 3 years agoLoft conversion

21 Tonfield Road London Borough of Sutton SM3 9JP

Conversion of loft space involving alterations to existing roofline, hip to gable with a dormer extension at rear and rooflights to front roofslope.

Find on council portal

Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.

Progress

Submitted
6 Feb 2023
— completed
Validated
6 Feb 2023
— completed
Consultation
—
— completed
Target date
3 Apr 2023
— completed
Decided
9 Mar 2023
— completed

Application details

Reference
DM2023/00120
Local authority
Sutton
Postcode
SM3 9JP
Ward
W04
Application type
All Other
Property type
House

Key dates

Submitted
6 Feb 2023
Validated
6 Feb 2023
Target decision
3 Apr 2023
Decided
9 Mar 2023

Estimated project value

£38k–£78k

Based on the 25.0m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².

Floor area gained: 25m² · 1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £566,500 — the median of the last 6 market sales in SM3 9JP, £500,000 to £630,000.

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