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Permitted2026/1782/LSubmitted 3 months agoTwo-storey extension

23 Delancey Street London NW1 7NP

Details pursuant to discharge of Condition 4.3(b) (brickwork sample panel) of listed building consent ref 2024/2600/L, granted on 18/11/2024 for the erection of two-storey rear extension with green roof, alterations to front lightwell including railing and new access stairs, PV panels to roof, works to rear garden, alterations to front door, windows and roof, alterations to internal non-original fabric.

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Progress

Submitted
15 May 2026
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
19 Jun 2026
— completed

Application details

Reference
2026/1782/L
Local authority
Camden
Ward
Regents Park
Application type
Approval of Details (Listed Building)
Property type
House

Key dates

Submitted
15 May 2026
Decided
19 Jun 2026

Estimated project value

£55k–£130k

Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.

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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