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Permitted75750/APP/2026/1814Submitted last monthRear extension

UXBRIDGE MIDDLESEX Hillingdon UB3 3AS

Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.80 metres, for which the maximum height would be 3.00 metres, and for which the height of the eaves would be 3.00 metres.

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Progress

Submitted
23 Jul 2026
— completed
Validated
23 Jul 2026
— completed
Consultation
25 Aug 2026
— completed
Target date
2 Sept 2026
— completed
Decided
26 Aug 2026
— completed

Application details

Reference
75750/APP/2026/1814
Local authority
Hillingdon
Postcode
UB3 3AS
Ward
COLHAM & COWLEY
Application type
Prior Approval
Property type
House

Key dates

Submitted
23 Jul 2026
Validated
23 Jul 2026
Comments close
25 Aug 2026
Target decision
2 Sept 2026
Decided
26 Aug 2026

Estimated project value

£11k–£17k

Based on the 4.6m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 4.6

Recently sold nearby

Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.

Homes here go for about £272,000 — the median of the last 8 market sales in UB3 3AS, £196,500 to £452,500.

Contains HM Land Registry data © Crown copyright and database right 2021. 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.

Recorded changes

  • 5 Sept 2026: Approved