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Permitted23/P1377Submitted 3 years agoLoft conversion

10 Rookwood Avenue Merton KT3 4LY

APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF A REAR ROOF DORMER, INSERTION OF 3XROOFLIGHTS ON THE FRONT ROOF SLOPE AND ERECTION OF A SINGLE-STORY DETACHED OUTBUILDING IN THE REAR GARDEN FOR INCIDENTAL USE TO THE MAIN DWELLING HOUSE.

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Progress

Submitted
22 May 2023
— completed
Validated
22 May 2023
— completed
Consultation
22 May 2023
— completed
Target date
17 Jul 2023
— completed
Decided
9 Jun 2023
— completed

Application details

Reference
23/P1377
Local authority
Merton
Postcode
KT3 4LY
Ward
West Barnes
Application type
Householder
Property type
House

Key dates

Submitted
22 May 2023
Validated
22 May 2023
Comments close
22 May 2023
Target decision
17 Jul 2023
Decided
9 Jun 2023

Estimated project value

£35k–£94k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

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 £597,500 — the median of the last 8 market sales in KT3 4LY, £475,000 to £791,000.

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.

Nearby applications