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Pending26/AP/2138Submitted last monthRear extension

123 Benhill Road London Borough of Southwark SE5 7LZ

Construction of a single storey side extension at lower ground level. Existing lean-to rear extension pitched roof changed to a flat roof, to match the height of the taller element of the side extension. 1nr rooflight and a green roof over rear extension. Door sill to raised ground floor Juliet balcony raised by 300mm to allow for the new side extension roof.

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Progress

Submitted
21 Jul 2026
— completed
Validated
21 Jul 2026
— completed
Consultation
— not yet reached
Target date
14 Sept 2026 (target)
— not yet reached
Decided
— not yet reached

Application details

Reference
26/AP/2138
Local authority
Southwark
Postcode
SE5 7LZ
Ward
SGIL
Application type
Householder
Property type
Flat

Key dates

Submitted
21 Jul 2026
Validated
21 Jul 2026
Target decision
14 Sept 2026

Estimated project value

£25k–£41k

Based on the 10.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 10

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.

Homes here go for about £1,040,000 — the median of the last 8 market sales in SE5 7LZ, £490,000 to £1,215,000.

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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