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Permitted21/00556/FULSubmitted 5 years agoLoft conversion

5 Tregothnan Road London Borough of Lambeth SW9 9JU

Erection of mansard roof extension, incoporating two rear dormers. Installation of two front rooflights.

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Progress

Submitted
10 Feb 2021
— completed
Validated
10 Feb 2021
— completed
Consultation
23 Mar 2021
— completed
Target date
7 Apr 2021
— completed
Decided
8 Apr 2021
— completed

Application details

Reference
21/00556/FUL
Local authority
Lambeth
Postcode
SW9 9JU
Ward
LKHALL
Application type
All Other
Property type
House

Key dates

Submitted
10 Feb 2021
Validated
10 Feb 2021
Comments close
23 Mar 2021
Target decision
7 Apr 2021
Decided
8 Apr 2021

Estimated project value

£33k–£68k

Based on the 20.0m² 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: 20m² · 1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £518,500 — the median of the last 7 market sales in SW9 9JU, £399,995 to £575,000.

Contains HM Land Registry data © Crown copyright and database right 2026. 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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