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RefusedDM2024/00846Submitted 2 years agoTwo-storey extension

100 Windsor Avenue London Borough of Sutton SM3 9RY

Retention of a two-storey side extension, a front entrance porch and alterations to fenestrations to all elevations.

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Progress

Submitted
22 Jul 2024
— completed
Validated
22 Jul 2024
— completed
Consultation
20 Aug 2024
— completed
Target date
16 Sept 2024
— completed
Decided
16 Sept 2024
— completed

Application details

Reference
DM2024/00846
Local authority
Sutton
Postcode
SM3 9RY
Ward
W03
Application type
Householder
Property type
House

Key dates

Submitted
22 Jul 2024
Validated
22 Jul 2024
Comments close
20 Aug 2024
Target decision
16 Sept 2024
Decided
16 Sept 2024

Estimated project value

£90k–£125k

Based on the 35.8m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².

Floor area gained: 35.76 · 1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.

Homes here go for about £520,000 — the median of the last 7 market sales in SM3 9RY, £428,000 to £730,000.

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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