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PermittedP/2252/17Rear extension

121 Blenheim Road Harrow HA2 7AA

Conversion of dwellinghouse into two flats; Front porch; Single and two storey side and rear and single storey rear extension; boundary treatment; Landscaping and parking; Refuse and cycle storage (Demolition of detached garage at rear)

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Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
3 Aug 2017
— completed

Application details

Reference
P/2252/17
Local authority
Harrow
Postcode
HA2 7AA
Ward
WEST HARROW
Application type
All Other
Property type
Flat

Key dates

Decided
3 Aug 2017

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 £359,000 — the median of the last 6 market sales in HA2 7AA, £270,000 to £810,000.

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