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Permitted75165/APP/2019/3380Submitted 6 years agoRear extension

77 Coldharbour Lane Hillingdon UB3 3EF

First floor rear extension and conversion of roof from flat roof to pitched roof to create habitable roofspace and conversion of existing flat to 1 x studio and x 1-bed self contained flats, involving alterations to front elevation

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Map of the site

Progress

Submitted
18 Oct 2019
— completed
Validated
18 Oct 2019
— completed
Consultation
11 Nov 2019
— completed
Target date
29 May 2020
— completed
Decided
29 May 2020
— completed

Application details

Reference
75165/APP/2019/3380
Local authority
Hillingdon
Postcode
UB3 3EF
Ward
TOWNFIELD
Application type
All Other
Property type
Flat

Key dates

Submitted
18 Oct 2019
Validated
18 Oct 2019
Comments close
11 Nov 2019
Target decision
29 May 2020
Decided
29 May 2020

Estimated project value

£38k–£69k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

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

Homes here go for about £175,000 — the median of the last 7 market sales in UB3 3EF, £140,000 to £400,000.

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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