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RefusedP/3409/21Submitted 4 years agoRear extension

157 Christchurch Avenue Harrow HA3 8NS

CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey side to rear extension; alterations to front entrance (demolition of attached garage and rear canopy)

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Progress

Submitted
1 Oct 2021
— completed
Validated
1 Oct 2021
— completed
Consultation
1 Oct 2021
— completed
Target date
26 Nov 2021
— completed
Decided
19 Nov 2021
— completed

Application details

Reference
P/3409/21
Local authority
Harrow
Postcode
HA3 8NS
Ward
KENTON WEST
Application type
All Other
Property type
House

Key dates

Submitted
1 Oct 2021
Validated
1 Oct 2021
Comments close
1 Oct 2021
Target decision
26 Nov 2021
Decided
19 Nov 2021

Estimated project value

£72k–£120k

Based on the 32.0m² 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: 32m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £515,000 — the median of the last 8 market sales in HA3 8NS, £120,000 to £615,000.

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