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PermittedDM2022/01465Submitted 4 years agoLoft conversion

20 Henley Avenue London Borough of Sutton SM3 9SG

Conversion of loft space involving alterations to existing roofline and a dormer extension at rear.

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Progress

Submitted
7 Sept 2022
— completed
Validated
7 Sept 2022
— completed
Consultation
—
— completed
Target date
2 Nov 2022
— completed
Decided
19 Dec 2022
— completed

Application details

Reference
DM2022/01465
Local authority
Sutton
Postcode
SM3 9SG
Ward
W03
Application type
All Other
Property type
House

Key dates

Submitted
7 Sept 2022
Validated
7 Sept 2022
Target decision
2 Nov 2022
Decided
19 Dec 2022

Estimated project value

£30k–£62k

Based on the 19.6m² 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: 19.6m² · 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 £543,500 — the median of the last 6 market sales in SM3 9SG, £478,000 to £589,000.

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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