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Permitted22/P0793Submitted 4 years agoLoft conversion

66 Seymour Avenue Merton SM4 4RD

ERECTION OF A HIP TO GABLE ROOF EXTENSION, REAR ROOF EXTENSION INCLUDING RAISING THE RIDGE HEIGHT AND INSTALLATION OF X2 ROOFLIGHTS TO THE FRONT ROOFSLOPE.

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Progress

Submitted
5 Apr 2022
— completed
Validated
5 Apr 2022
— completed
Consultation
19 May 2022
— completed
Target date
31 May 2022
— completed
Decided
31 May 2022
— completed

Application details

Reference
22/P0793
Local authority
Merton
Postcode
SM4 4RD
Ward
Lower Morden_histroic
Application type
Householder
Property type
House

Key dates

Submitted
5 Apr 2022
Validated
5 Apr 2022
Comments close
19 May 2022
Target decision
31 May 2022
Decided
31 May 2022

Estimated project value

£63k–£130k

Based on the 42.0m² 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: 42 · 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 £465,000 — the median of the last 7 market sales in SM4 4RD, £440,000 to £580,000.

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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