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Refused64868/APP/2024/2763Submitted over a year agoAnnexe

HILLINGDON MIDDX Hillingdon UB8 3HP

Demolition of the existing outbuilding. Erection of an outbuilding to be used as a 1-bedroom residential annexe (Retrospective application).

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Map of the site

Progress

Submitted
21 Oct 2024
— completed
Validated
21 Oct 2024
— completed
Consultation
19 Nov 2024
— completed
Target date
16 Dec 2024
— completed
Decided
22 Nov 2024
— completed

Application details

Reference
64868/APP/2024/2763
Local authority
Hillingdon
Postcode
UB8 3HP
Ward
COLHAM & COWLEY
Application type
Householder
Property type
House

Key dates

Submitted
21 Oct 2024
Validated
21 Oct 2024
Comments close
19 Nov 2024
Target decision
16 Dec 2024
Decided
22 Nov 2024

Estimated project value

£86k–£145k

Based on the 38.0m² of floor area stated in the application, at outer London rates (2026). Source: trade estimate, annexe £1,800-£3,000/m².

Floor area gained: 38m² · 1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £465,000 — the median of the last 7 market sales in UB8 3HP, £440,000 to £487,000.

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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