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RefusedP/3157/22Submitted 3 years agoRear extension

South Hill Avenue Harrow HA1 3NU

Single storey rear extension; first floor side extension; external alterations

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Progress

Submitted
16 Sept 2022
— completed
Validated
16 Sept 2022
— completed
Consultation
11 Oct 2022
— completed
Target date
11 Nov 2022
— completed
Decided
9 Nov 2022
— completed

Application details

Reference
P/3157/22
Local authority
Harrow
Postcode
HA1 3NU
Ward
Harrow on the Hill
Application type
Householder
Property type
House

Key dates

Submitted
16 Sept 2022
Validated
16 Sept 2022
Comments close
11 Oct 2022
Target decision
11 Nov 2022
Decided
9 Nov 2022

Estimated project value

£115k–£190k

Based on the 51.0m² 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: 51m² · 1 additional bedrooms

Recently sold nearby

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

Homes here go for about £825,000 — the median of the last 5 market sales in HA1 3NU, £499,000 to £2,200,000.

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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