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Permitted25/P2648Submitted 12 months agoLoft conversion

299 Martin Way Merton SW20 9BU

APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF A SIDE PORCH AND THE PROPOSED ERECTION OF A HIP TO GABLE, REAR DORMER ROOF EXTENSION AND INSTALLATION OF 3 FRONT ROOFLIGHTS

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Progress

Submitted
15 Sept 2025
— completed
Validated
15 Sept 2025
— completed
Consultation
15 Sept 2025
— completed
Target date
10 Nov 2025
— completed
Decided
3 Nov 2025
— completed

Application details

Reference
25/P2648
Local authority
Merton
Postcode
SW20 9BU
Ward
Cannon Hill
Application type
Householder
Property type
House

Key dates

Submitted
15 Sept 2025
Validated
15 Sept 2025
Comments close
15 Sept 2025
Target decision
10 Nov 2025
Decided
3 Nov 2025

Estimated project value

£64k–£135k

Based on the 39.4m² 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: 39.4 · 1 additional bedrooms

Recently sold nearby

Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.

Homes here go for about £530,000 — the median of the last 7 market sales in SW20 9BU, £345,000 to £560,000.

Contains HM Land Registry data © Crown copyright and database right 2021. 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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