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Permitted10/26/0343Submitted 5 months agoLoft conversion

508 Whalley Old Road Blackburn BB1 5QL

Proposed demolition of existing conservatory, construction of a single storey rear extension and two storey side extension. Roof lift to accommodate first floor, side dormers and external alterations

Find on council portalDocuments (8)

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Progress

Submitted
13 Apr 2026
— completed
Validated
15 Apr 2026
— completed
Consultation
29 May 2026
— completed
Target date
25 May 2026
— completed
Decided
29 May 2026
— completed

Application details

Reference
10/26/0343
Local authority
Blackburn
Postcode
BB1 5QL
Ward
Little Harwood & Whitebirk
Application type
Full
Property type
House

Key dates

Submitted
13 Apr 2026
Validated
15 Apr 2026
Target decision
25 May 2026
Decided
29 May 2026

8 documents · 0 comments · 0 constraints

Estimated project value

£28k–£75k

Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

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 £171,250 — the median of the last 8 market sales in BB1 5QL, £135,000 to £221,000.

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.

Nearby applications