Planning decisions in Blackburn
As of 18 Jun 2026, covering the last 5 years.
On the public planning record, Blackburn approved 92% of 1,393 decided applications in the last 5 years. Here is the approval rate for the most common home-project types. It is useful before you apply and free for local reporters to cite with attribution to MyTrustedTraders.
Approval rate by project type
- Extension : 95% approved (429 decided, ~55 days)
- Rear extension : 95% approved (240 decided, ~54 days)
- Change of use : 78% approved (111 decided, ~86 days)
- Demolition : 96% approved (95 decided, ~63 days)
- Two-storey extension : 88% approved (89 decided, ~63 days)
- Side extension : 95% approved (76 decided, ~57 days)
- Porch : 92% approved (66 decided, ~56 days)
- Loft conversion : 91% approved (65 decided, ~51 days)
- Tree work : 96% approved (50 decided, ~13 days)
- New dwelling : 95% approved (40 decided, ~168 days)
- Boundary wall / fence / gates : 87% approved (38 decided, ~73 days)
- Shopfront / commercial : 91% approved (33 decided, ~66 days)
- Balcony / roof terrace : 81% approved (31 decided, ~67 days)
- Conservatory / orangery : 97% approved (30 decided, ~54 days)
Method
Figures are aggregates over the public planning decisions we hold for Blackburn, matched to a project type from the application description. Overall approval is decided-weighted across project types, using each type's rate over the last 5 years where we hold enough decisions, otherwise its full record. Only types with at least five decided applications are shown. We publish aggregate counts only, with no application references or applicant names. Full method and limits.
Planning a project in Blackburn?
3 architects with public evidence are listed for Blackburn. Their profiles show reviews, credentials and, where we hold it, real planning history.
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