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Permitted25/P1285Submitted over a year agoRear extension

90 Seymour Avenue Merton SM4 4QY

APPLICATION FOR THE DEMOLITION OF THE EXISTING SINGLE STOREY DETACHED GARAGE AND FOR THE ERECTION OF A TWO STOREY SIDE AND SINGLE STOREY REAR EXTENSION

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Progress

Submitted
30 Apr 2025
— completed
Validated
30 Apr 2025
— completed
Consultation
29 May 2025
— completed
Target date
25 Jun 2025
— completed
Decided
21 Jun 2025
— completed

Application details

Reference
25/P1285
Local authority
Merton
Postcode
SM4 4QY
Ward
Lower Morden
Application type
Householder
Property type
House

Key dates

Submitted
30 Apr 2025
Validated
30 Apr 2025
Comments close
29 May 2025
Target decision
25 Jun 2025
Decided
21 Jun 2025

Estimated project value

£95k–£160k

Based on the 42.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 42 · 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 £555,000 — the median of the last 8 market sales in SM4 4QY, £410,000 to £640,000.

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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