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Permitted57939/APP/2026/1108Submitted 5 months agoTwo-storey extension

HILLINGDON Hillingdon

Erection of a part single storey, part two storey extension to the rear, following the demolition of existing conservatory

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Map of the site

Progress

Submitted
5 May 2026
— completed
Validated
5 May 2026
— completed
Consultation
5 Jun 2026
— completed
Target date
30 Jun 2026
— completed
Decided
26 Jun 2026
— completed

Application details

Reference
57939/APP/2026/1108
Local authority
Hillingdon
Ward
COLHAM & COWLEY
Application type
Householder
Property type
House

Key dates

Submitted
5 May 2026
Validated
5 May 2026
Comments close
5 Jun 2026
Target decision
30 Jun 2026
Decided
26 Jun 2026

Estimated project value

£35k–£48k

Based on the 17.2m² of floor area stated in the application, at UK average rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².

Floor area gained: 17.2m²

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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