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North West

Blackburn with Darwen planning statistics

Householder applications decided in the year to June 2026, compared with the rest of England.

Within 8 weeks, no extension

71.7%

101st of 297

9.0 points faster than England

Granted

100.0%

1st of 297

9.5 points higher than England

Extension of time

28.3%

132nd of 297

4.0 points lower than England

Decisions (12 months)

254

Blackburn with Darwen decided 254 householder applications in the year to June 2026, granting 100.0%.

71.7% were decided within 8 weeks with no extension, against 62.7% across England (101st of 297 for speed).

A further 28.3% were decided under an extension of time agreed with the applicant.

That is down from 79.7% a year earlier.

How quickly decisions are made

Blackburn with Darwen against England, share of householder decisions each quarter

  • Within 8 weeks, no extension
  • Extension of time
  • England, within 8 weeks
Source: MHCLG PS2, OGL v3. Chart: buildwiz.uk
Show data
QuarterWithin 8 weeks, no extensionExtension of timeEngland, within 8 weeks
2008 Q189.9%0.0%89.5%
2008 Q289.5%0.0%89.4%
2008 Q375.0%0.0%89.7%
2008 Q478.3%0.0%90.3%
2009 Q176.0%0.0%90.3%
2009 Q276.7%0.0%91.7%
2009 Q385.1%0.0%91.4%
2009 Q473.5%0.0%91.0%
2010 Q168.4%0.0%88.8%
2010 Q284.0%0.0%89.8%
2010 Q381.9%0.0%88.4%
2010 Q480.8%0.0%87.7%
2011 Q177.8%0.0%86.4%
2011 Q271.4%0.0%85.9%
2011 Q374.5%0.0%84.9%
2011 Q471.1%0.0%84.9%
2012 Q173.7%0.0%83.7%
2012 Q273.7%0.0%84.2%
2012 Q370.9%0.0%82.9%
2012 Q468.1%0.0%85.2%
2013 Q166.1%0.0%85.7%
2013 Q276.7%0.0%86.3%
2013 Q373.6%0.0%85.3%
2013 Q470.9%0.0%86.3%
2014 Q150.8%0.0%85.4%
2014 Q26.6%0.0%84.9%
2014 Q342.4%0.0%82.5%
2014 Q46.4%10.6%82.1%
2015 Q130.9%0.0%80.4%
2015 Q244.4%0.0%80.6%
2015 Q359.8%11.0%79.2%
2015 Q475.3%13.7%80.0%
2016 Q173.0%20.2%78.3%
2016 Q279.8%19.1%79.8%
2016 Q378.5%21.5%77.7%
2016 Q475.9%24.1%78.0%
2017 Q181.3%18.8%77.3%
2017 Q271.6%28.4%78.5%
2017 Q375.3%24.7%76.1%
2017 Q479.2%19.4%77.1%
2018 Q183.3%15.5%73.7%
2018 Q286.3%13.8%74.0%
2018 Q380.6%18.3%72.7%
2018 Q477.1%21.4%72.7%
2019 Q172.5%24.6%69.9%
2019 Q265.9%30.5%72.1%
2019 Q373.2%22.5%69.6%
2019 Q462.5%28.1%71.5%
2020 Q163.2%35.1%68.4%
2020 Q262.9%32.3%63.9%
2020 Q373.3%24.4%63.8%
2020 Q474.2%24.7%65.3%
2021 Q177.6%20.0%59.4%
2021 Q269.8%27.6%58.4%
2021 Q370.9%25.5%53.1%
2021 Q467.3%32.7%53.0%
2022 Q172.3%25.3%51.6%
2022 Q274.4%21.1%56.0%
2022 Q381.9%18.1%53.3%
2022 Q468.3%26.8%54.1%
2023 Q180.0%20.0%53.5%
2023 Q280.0%17.1%58.5%
2023 Q383.3%16.7%59.0%
2023 Q485.1%14.9%59.8%
2024 Q169.2%30.8%58.8%
2024 Q278.9%21.1%64.4%
2024 Q376.6%23.4%64.2%
2024 Q481.0%19.0%65.6%
2025 Q181.6%18.4%62.1%
2025 Q280.6%19.4%65.0%
2025 Q376.5%23.5%62.5%
2025 Q474.2%25.8%64.7%
2026 Q160.3%39.7%60.6%
2026 Q276.9%23.1%62.7%

Share of applications granted

Blackburn with Darwen against England

  • Blackburn with Darwen
  • England
Source: MHCLG PS2, OGL v3. Chart: buildwiz.uk
Show data
QuarterBlackburn with DarwenEngland
2008 Q180.7%85.1%
2008 Q289.5%86.1%
2008 Q375.0%86.3%
2008 Q467.0%85.3%
2009 Q176.0%85.9%
2009 Q276.7%86.8%
2009 Q371.9%87.4%
2009 Q473.5%86.9%
2010 Q175.0%87.0%
2010 Q277.0%88.0%
2010 Q377.1%87.7%
2010 Q478.2%87.5%
2011 Q184.1%87.9%
2011 Q277.1%88.5%
2011 Q378.7%88.3%
2011 Q490.8%88.3%
2012 Q186.9%88.2%
2012 Q286.9%89.2%
2012 Q386.0%89.0%
2012 Q482.6%88.9%
2013 Q189.3%89.8%
2013 Q274.4%90.6%
2013 Q379.2%90.3%
2013 Q467.3%89.6%
2014 Q173.8%89.8%
2014 Q275.4%90.5%
2014 Q375.3%90.0%
2014 Q474.5%89.2%
2015 Q182.4%89.3%
2015 Q279.6%90.2%
2015 Q376.8%90.0%
2015 Q486.3%89.2%
2016 Q191.0%90.0%
2016 Q270.8%90.3%
2016 Q382.3%90.2%
2016 Q483.3%89.7%
2017 Q185.0%89.9%
2017 Q287.7%90.5%
2017 Q386.4%90.0%
2017 Q483.3%90.1%
2018 Q185.7%90.5%
2018 Q278.8%91.0%
2018 Q384.9%91.2%
2018 Q490.0%90.5%
2019 Q184.1%90.3%
2019 Q285.4%91.0%
2019 Q388.7%90.6%
2019 Q492.2%89.8%
2020 Q194.7%89.9%
2020 Q288.7%90.2%
2020 Q391.1%90.6%
2020 Q488.7%90.3%
2021 Q189.4%90.9%
2021 Q295.7%91.2%
2021 Q387.3%91.0%
2021 Q487.6%90.1%
2022 Q197.6%90.0%
2022 Q285.6%90.4%
2022 Q390.4%89.8%
2022 Q491.5%89.4%
2023 Q196.9%89.3%
2023 Q288.6%89.2%
2023 Q392.3%88.6%
2023 Q492.5%88.2%
2024 Q196.9%88.2%
2024 Q288.7%89.1%
2024 Q394.8%89.4%
2024 Q494.8%88.6%
2025 Q195.9%89.3%
2025 Q293.1%90.4%
2025 Q3100.0%90.1%
2025 Q4100.0%90.1%
2026 Q1100.0%90.6%
2026 Q2100.0%91.0%

How long decisions took

Householder decisions over the last 12 months

  • Within 8 weeks71.7%
  • 8 to 13 weeks0.0%
  • 13 to 26 weeks0.0%
  • Over 26 weeks0.0%
  • Extension of time agreed28.3%
Source: MHCLG PS2, OGL v3. Chart: buildwiz.uk
Show data
Time takenDecisions
Within 8 weeks182
8 to 13 weeks0
13 to 26 weeks0
Over 26 weeks0
Extension of time agreed72

Appeals

Decided
2
Allowed
0.0%
Median wait
22 weeks

Householder appeals to the Planning Inspectorate decided in the same 12 months. England: 34.4% allowed.

Local constraints

  • Blackburn with Darwen has published 14 conservation areas.
  • Blackburn with Darwen has not published Article 4 data to the national planning data platform.

Both can remove permitted development rights. Not every council has published its data yet, so check with the council before relying on permitted development.

Next steps for your extension

Compare every council · How we calculate these figures

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