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Permitted2025/4101/LSubmitted 12 months agoLoft conversion

Flat A 26 Eton Avenue London NW3 3HL

Proposed internal alterations including changes to non-original fabrics, reinstating original ceiling, frieze and soffit, and refurbishing existing parquet flooring; Proposed external alterations to front elevation including replacement dormer windows, replacement front door, and replacement windows with double glazing; fenestration alterations to side elevation including alterations to existing window openings, replacement windows and doors and replacement down pipes; external alterations to rear elevation including replacement of existing rooflights with conservation style rooflights, replacement of existing glazed balustrades with timber balustrades, replacement of existing ground floor windows and doors with original profiles, reinstating first floor original window and replacement down pipes.

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Progress

Submitted
16 Sept 2025
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
10 Dec 2025
— completed

Application details

Reference
2025/4101/L
Local authority
Camden
Ward
Belsize
Application type
Listed Building Consent
Property type
Flat

Key dates

Submitted
16 Sept 2025
Decided
10 Dec 2025

Estimated project value

£28k–£75k

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: Checkatrade 2026 loft conversion cost guide.

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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