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Permitted25/AP/3421Submitted 9 months agoLoft conversion

110 Ambergate Street London Borough of Southwark SE17 3SA

Construction of a timber single-storey rear ground-floor extension with a sedum green roof; installation of two new rear dormer extensions at first- and second-floor levels; installation of rooflights to the front roof slope; replacement of all windows and minor internal reconfiguration works.

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Progress

Submitted
25 Nov 2025
— completed
Validated
25 Nov 2025
— completed
Consultation
— completed
Target date
19 Jan 2026
— completed
Decided
13 Jan 2026
— completed

Application details

Reference
25/AP/3421
Local authority
Southwark
Postcode
SE17 3SA
Ward
NWNG
Application type
Householder
Property type
House

Key dates

Submitted
25 Nov 2025
Validated
25 Nov 2025
Target decision
19 Jan 2026
Decided
13 Jan 2026

Estimated project value

£8k–£17k

Based on the 4.8m² 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: 4.85

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 4 recent sales are listed below.

Homes here go for about £673,500 — the median of the last 8 market sales in SE17 3SA, £645,000 to £750,000.

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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