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Permitted2023/1144Submitted 3 years agoLoft conversion

15 Gassiot Road Wandsworth SW17 8LB

Alterations including erection of dormer roof extension to main rear roof, roof extension above two storey back addition and erection of single storey rear and side extension in connection with conversion of property from residential (Class C3) to house of multiple occupation (Class C4) for up to 6 occupants.

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Progress

Submitted
28 Mar 2023
— completed
Validated
28 Mar 2023
— completed
Consultation
6 Jun 2023
— completed
Target date
19 Jun 2023
— completed
Decided
19 Jun 2023
— completed

Application details

Reference
2023/1144
Local authority
Wandsworth
Postcode
SW17 8LB
Ward
Tooting Bec
Application type
All Other
Property type
House

Key dates

Submitted
28 Mar 2023
Validated
28 Mar 2023
Comments close
6 Jun 2023
Target decision
19 Jun 2023
Decided
19 Jun 2023

Estimated project value

£110k–£225k

Based on the 66.6m² 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: 66.59 · 2 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 3 recent sales are listed below.

Homes here go for about £787,500 — the median of the last 8 market sales in SW17 8LB, £425,000 to £990,000.

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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