← Back to search

RefusedP/0894/22Submitted 4 years agoRear extension

86 Cavendish Avenue Harrow HA1 3RQ

CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Front porch; Single storey rear extension; Detached outbuilding at rear for use as summerhouse

Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.

Progress

Submitted
29 Mar 2022
— completed
Validated
29 Mar 2022
— completed
Consultation
29 Mar 2022
— completed
Target date
24 May 2022
— completed
Decided
24 May 2022
— completed

Application details

Reference
P/0894/22
Local authority
Harrow
Postcode
HA1 3RQ
Ward
Harrow on the Hill
Application type
All Other
Property type
House

Key dates

Submitted
29 Mar 2022
Validated
29 Mar 2022
Comments close
29 Mar 2022
Target decision
24 May 2022
Decided
24 May 2022

Estimated project value

£79k–£130k

Based on the 35.0m² 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: 35.02m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 4 recent sales are listed below.

Homes here go for about £600,000 — the median of the last 7 market sales in HA1 3RQ, £550,000 to £920,000.

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