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Permitted20/AP/0707Submitted 6 years agoLoft conversion

17 Relf Road London Borough of Southwark SE15 4JS

Certificate of lawfulness (existing) for the construction of a rear dormer roof extension over outrigger.

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Progress

Submitted
10 Mar 2020
— completed
Validated
10 Mar 2020
— completed
Consultation
—
— completed
Target date
5 May 2020
— completed
Decided
23 Apr 2020
— completed

Application details

Reference
20/AP/0707
Local authority
Southwark
Postcode
SE15 4JS
Ward
RYLA
Application type
All Other
Property type
House

Key dates

Submitted
10 Mar 2020
Validated
10 Mar 2020
Target decision
5 May 2020
Decided
23 Apr 2020

Estimated project value

£37k–£100k

Typical UK cost for this job type, at inner 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. 6 recent sales are listed below.

Homes here go for about £1,017,475 — the median of the last 8 market sales in SE15 4JS, £465,000 to £1,400,000.

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