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Permitted22/P3341Submitted 3 years agoLoft conversion

122 Cannon Hill Lane Merton SW20 9ET

ERECTION OF A SINGLE STOREY REAR EXTENSION, FRONT PORCH AND A REAR ROOF EXTENSION AND INSTALLATION OF X3 ROOFLIGHTS ON THE FRONT ROOFSLOPE

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Progress

Submitted
11 Nov 2022
— completed
Validated
11 Nov 2022
— completed
Consultation
10 Dec 2022
— completed
Target date
6 Jan 2023
— completed
Decided
21 Dec 2022
— completed

Application details

Reference
22/P3341
Local authority
Merton
Postcode
SW20 9ET
Ward
Cannon Hill
Application type
Householder
Property type
House

Key dates

Submitted
11 Nov 2022
Validated
11 Nov 2022
Comments close
10 Dec 2022
Target decision
6 Jan 2023
Decided
21 Dec 2022

Estimated project value

£120k–£245k

Based on the 72.8m² 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: 72.8m² · 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 £599,250 — the median of the last 4 market sales in SW20 9ET, £350,000 to £775,000.

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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