12 St Thomas Street Blackburn BB1 1PB

REGISTERED 10/26/0382
Extensions & alterations
Council
Blackburn
Date received
29 Apr 2026
Date validated
29 Apr 2026
Postcode
BB1 1PB

Description

Erection of single storey rear extension 6.000m from original rear wall, Max Height: 2.700m, Height to Eaves: 2.450m

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7.4/10
Planning Authority Score
#31 of 282

Blackburn is faster than most councils at deciding householder applications, ranking #86 out of 282. Householder applications are more likely to be approved here than most councils, with a 97% approval rate vs 90% nationally.

Blackburn decision performance
Based on MHCLG data, 2025
94%
Overall approval rate
Above avg (87%) #29 of 282
97%
Householder approved
Above avg (90%) #22 of 282
80%
Decided in 8 weeks
Above avg (71%) #86 of 282
37%
Extended time limit
Below avg (40%) #110 of 282
89%
Minor dwellings approved
36 decided (1-9 homes)
100%
Major dwellings approved
10 decided (10+ homes)
83%
Change of use approved
60 decided
500
Total decisions
28 refused in 2025
Source: MHCLG planning statistics

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