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PermittedP/3434/18Heat pump

Kodak Headstone Drive Harrow HA1 4TR

Extension and alterations to existing office building comprising of new third floor with amenity space at roof level; part infill of courtyard at all levels; refuse and cycle store; associated parking; substation; provision of air source heat pumps

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Map of the site

Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
30 Oct 2019
— completed

Application details

Reference
P/3434/18
Local authority
Harrow
Postcode
HA1 4TR
Ward
MARLBOROUGH
Application type
All Other
Property type
Commercial

Key dates

Decided
30 Oct 2019

Estimated project value

£10k–£19k

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: Checkatrade / GreenMatch 2026, excluding Boiler Upgrade Scheme grant.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £385,000 — the median of the last 7 market sales in HA1 (the wider postcode district), £120,000 to £900,000.

Contains HM Land Registry data © Crown copyright and database right 2026. 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.

Nearby applications