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Horsham planning statistics

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

How long does planning permission take in Horsham?

Horsham decided 72.1% of householder applications within 8 weeks without an extension in the year to June 2026, against 62.7% across England.

Horsham is highlighted on the map. See on the map

Within 8 weeks, no extension

72.1%

98th of 297

9.4 points faster than England

Granted

97.9%

14th of 297

7.4 points higher than England

Extension of time

27.3%

120th of 297

5.0 points lower than England

Decisions (12 months)

670

Horsham decided 670 householder applications in the year to June 2026, granting 97.9%.

72.1% were decided within 8 weeks with no extension, against 62.7% across England (98th of 297 for speed).

A further 27.3% were decided under an extension of time agreed with the applicant.

Of 7 householder appeals decided in the same period, 14.3% were allowed.

How quickly decisions are made

Horsham 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 Q189.7%0.0%89.5%
2008 Q292.6%0.0%89.4%
2008 Q388.9%0.0%89.7%
2008 Q489.2%0.0%90.3%
2009 Q191.3%0.0%90.3%
2009 Q289.2%0.0%91.7%
2009 Q392.9%0.0%91.4%
2009 Q491.5%0.0%91.0%
2010 Q193.3%0.0%88.8%
2010 Q289.8%0.0%89.8%
2010 Q394.2%0.0%88.4%
2010 Q489.4%0.0%87.7%
2011 Q189.9%0.0%86.4%
2011 Q289.4%0.0%85.9%
2011 Q389.5%0.0%84.9%
2011 Q492.8%0.0%84.9%
2012 Q188.1%0.0%83.7%
2012 Q289.9%0.0%84.2%
2012 Q388.6%0.0%82.9%
2012 Q478.4%0.0%85.2%
2013 Q178.7%0.0%85.7%
2013 Q286.2%0.0%86.3%
2013 Q386.7%0.0%85.3%
2013 Q491.5%0.0%86.3%
2014 Q190.4%0.0%85.4%
2014 Q287.3%0.4%84.9%
2014 Q382.9%7.8%82.5%
2014 Q480.9%10.8%82.1%
2015 Q178.0%15.9%80.4%
2015 Q274.6%11.7%80.6%
2015 Q374.0%13.4%79.2%
2015 Q477.1%17.4%80.0%
2016 Q176.5%17.2%78.3%
2016 Q286.3%8.5%79.8%
2016 Q383.0%12.4%77.7%
2016 Q480.6%16.6%78.0%
2017 Q175.6%22.9%77.3%
2017 Q278.2%20.7%78.5%
2017 Q381.7%17.5%76.1%
2017 Q479.0%18.6%77.1%
2018 Q172.5%25.6%73.7%
2018 Q275.4%24.2%74.0%
2018 Q376.5%21.7%72.7%
2018 Q466.2%31.3%72.7%
2019 Q167.0%30.8%69.9%
2019 Q263.9%33.5%72.1%
2019 Q364.1%34.1%69.6%
2019 Q471.0%28.0%71.5%
2020 Q166.8%32.2%68.4%
2020 Q268.2%31.3%63.9%
2020 Q365.9%34.1%63.8%
2020 Q471.0%28.4%65.3%
2021 Q156.6%43.4%59.4%
2021 Q241.5%58.5%58.4%
2021 Q336.4%62.3%53.1%
2021 Q451.9%43.1%53.0%
2022 Q154.8%42.5%51.6%
2022 Q262.1%37.2%56.0%
2022 Q359.8%39.1%53.3%
2022 Q446.2%53.3%54.1%
2023 Q150.6%47.2%53.5%
2023 Q255.7%42.3%58.5%
2023 Q356.7%41.1%59.0%
2023 Q463.0%34.9%59.8%
2024 Q163.1%36.4%58.8%
2024 Q265.7%30.8%64.4%
2024 Q365.6%27.0%64.2%
2024 Q478.4%19.8%65.6%
2025 Q167.6%30.1%62.1%
2025 Q274.3%23.5%65.0%
2025 Q366.7%32.7%62.5%
2025 Q475.9%23.6%64.7%
2026 Q172.2%26.6%60.6%
2026 Q273.5%26.5%62.7%

Share of applications granted

Horsham against England

  • Horsham
  • England
Source: MHCLG PS2, OGL v3. Chart: buildwiz.uk
Show data
QuarterHorshamEngland
2008 Q188.2%85.1%
2008 Q286.4%86.1%
2008 Q387.0%86.3%
2008 Q485.8%85.3%
2009 Q188.0%85.9%
2009 Q294.6%86.8%
2009 Q391.6%87.4%
2009 Q490.4%86.9%
2010 Q187.7%87.0%
2010 Q290.9%88.0%
2010 Q391.3%87.7%
2010 Q484.7%87.5%
2011 Q186.6%87.9%
2011 Q287.1%88.5%
2011 Q389.1%88.3%
2011 Q486.9%88.3%
2012 Q190.0%88.2%
2012 Q288.4%89.2%
2012 Q387.0%89.0%
2012 Q488.9%88.9%
2013 Q188.8%89.8%
2013 Q291.1%90.6%
2013 Q391.6%90.3%
2013 Q492.6%89.6%
2014 Q193.4%89.8%
2014 Q296.9%90.5%
2014 Q397.6%90.0%
2014 Q489.7%89.2%
2015 Q185.7%89.3%
2015 Q288.3%90.2%
2015 Q387.4%90.0%
2015 Q491.3%89.2%
2016 Q185.8%90.0%
2016 Q287.9%90.3%
2016 Q388.4%90.2%
2016 Q490.5%89.7%
2017 Q193.2%89.9%
2017 Q293.3%90.5%
2017 Q391.1%90.0%
2017 Q493.8%90.1%
2018 Q195.7%90.5%
2018 Q296.4%91.0%
2018 Q391.2%91.2%
2018 Q492.8%90.5%
2019 Q194.6%90.3%
2019 Q294.3%91.0%
2019 Q396.8%90.6%
2019 Q493.2%89.8%
2020 Q191.5%89.9%
2020 Q293.8%90.2%
2020 Q397.8%90.6%
2020 Q496.2%90.3%
2021 Q197.4%90.9%
2021 Q2100.0%91.2%
2021 Q397.8%91.0%
2021 Q496.9%90.1%
2022 Q197.3%90.0%
2022 Q294.1%90.4%
2022 Q395.1%89.8%
2022 Q495.9%89.4%
2023 Q196.1%89.3%
2023 Q294.0%89.2%
2023 Q397.2%88.6%
2023 Q495.2%88.2%
2024 Q196.0%88.2%
2024 Q293.6%89.1%
2024 Q396.3%89.4%
2024 Q498.1%88.6%
2025 Q194.1%89.3%
2025 Q295.5%90.4%
2025 Q398.8%90.1%
2025 Q498.3%90.1%
2026 Q196.8%90.6%
2026 Q297.6%91.0%

How long decisions took

Householder decisions over the last 12 months

  • Within 8 weeks72.1%
  • 8 to 13 weeks0.3%
  • 13 to 26 weeks0.3%
  • Over 26 weeks0.0%
  • Extension of time agreed27.3%
Source: MHCLG PS2, OGL v3. Chart: buildwiz.uk
Show data
Time takenDecisions
Within 8 weeks483
8 to 13 weeks2
13 to 26 weeks2
Over 26 weeks0
Extension of time agreed183

Appeals

Decided
7
Allowed
14.3%
Median wait
16 weeks

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

Refusals overturned at appeal

7.9% of refusals were later overturned at appeal (July 2021 to June 2026): 11 appeals allowed against 140 refusals.

127th lowest of 299 planning authorities. England: 8.9% (July 2021 to June 2026).

Householder refusals from MHCLG table PS2; appeals allowed from the Planning Inspectorate. Approximate: appeals decided in the period, which can relate to earlier refusals.

Larger home extensions (prior approval)

Single-storey rear extensions deeper than 4 metres on a detached house (3 metres otherwise), up to 8 metres (6 metres), can use prior approval instead of a planning application, except in conservation areas, National Landscapes and other protected areas.

Of 25 larger extension notifications between July 2025 and June 2026, 15 needed no approval, 8 were approved and 2 were refused.

Where Horsham had to decide, it refused 2 of 10 (20.0%), against 56.1% across England (2,210 of 3,939 decided).

Figures as first published (provisional).

MHCLG live table PDR 1.

Enforcement

13 planning enforcement notices issued in the year to June 2026.

0.19 per 1,000 homes, against 0.17 across England. 70th highest of 294 planning authorities.

Covers all types of development, not only extensions.

MHCLG table P130; homes from the VOA Council Tax stock of properties.

Protected areas

40 conservation areas: Adversane Conservation Area, Amberley Conservation Area, Billingshurst Conservation Area, Blackstone Conservation Area, Bramber Conservation Area, Coldwaltham Conservation Area, Cowfold Conservation Area, Crabtree Conservation Area, Edburton Conservation Area, Greatham Conservation Area, Hardham Conservation Area, Henfield Conservation Area and 28 more.

20 Article 4 areas: ART4002 - LAND AT WOLVENS FARM BILLINGSHURST ROAD ASHINGTON, ART4003 - LAND AT CODMORE HILL PULBOROUGH, ART4020/1, ART4040, ART4041, ART4042, ART4043, ART4044, ART4046, ART4047, ART4048, ART4049 and 8 more.

Both can remove permitted development rights, so check with the council before relying on them. Permitted development rules

To check one postcode for a conservation area, listed buildings nearby, flood zone and radon, use the address check.

planning.data.gov.uk.

Builders

845 registered building and trade firms in 2026, 12.6 per 1,000 homes, about 0.8 householder decisions per firm a year.

73rd highest of 294 planning authorities. England median: 10.1 per 1,000 homes and 0.5 decisions per firm.

Counts VAT or PAYE registered firms only, rounded to 5 by ONS; self-employed builders below the VAT threshold aren't included.

Finding a builder

ONS UK Business Counts; homes from the VOA Council Tax stock of properties; decisions from MHCLG table PS2.

Compared with neighbouring councils

Decisions and approvals in the year to June 2026; overturns over each council's appeal window; builders per 1,000 homes in 2026.

Decided within 8 weeks, no extension

Granted

Refusals overturned at appeal

Registered building firms per 1,000 homes

Questions about planning in Horsham

How long does planning permission take in Horsham?

Horsham decided 72.1% of householder applications within 8 weeks without an extension in the year to June 2026, against 62.7% across England.

Is my house in a conservation area in Horsham?

40 conservation areas: Adversane Conservation Area, Amberley Conservation Area, Billingshurst Conservation Area, Blackstone Conservation Area, Bramber Conservation Area, Coldwaltham Conservation Area, Cowfold Conservation Area, Crabtree Conservation Area, Edburton Conservation Area, Greatham Conservation Area, Hardham Conservation Area, Henfield Conservation Area and 28 more. Most councils publish a conservation area map showing whether a street is inside one.

How many builders are there in Horsham?

845 registered building and trade firms in 2026, 12.6 per 1,000 homes, about 0.8 householder decisions per firm a year. Counts VAT or PAYE registered firms only, rounded to 5 by ONS; self-employed builders below the VAT threshold aren't included.

Do I need planning permission for an extension in Horsham?

Many extensions can be built under permitted development without an application, but conservation areas and Article 4 directions can remove those rights, so check whether your address is in a conservation area or covered by an Article 4 direction before relying on them. Do you need planning permission?

Property prices and energy performance in Horsham

Homes sold July 2023 to June 2026, matched to the floor area and energy rating on their Energy Performance Certificate.

Median price per m²

£4,786

6,200 sales

9% above South East

Homes sold rated EPC A to C

55.5%

Median energy score 70

2.9 points above South East

Value added by extending, per m²

£2,458

19.5% on the sale price

In line with South East

Energy upgrade, no extension

+6.1%

Sale-price uplift when the energy score rose 5+ points

1.9 points above South East

The median home sold in Horsham was £435,500 for 90 m² of floor space. Price per m² is up 31% since 2015 (£3,667 to £4,787 per m², 2025). Across all 47,426 homes with a certificate, 51.2% are rated A to C on their latest one.

448 houses here were extended between two sales (second sale 2016 to 2026), adding a median 34 m². They sold for a median 19.5% more than similar unextended houses, £2,458 for each m² added. Will an extension pay for itself here?

Medians from HM Land Registry sale prices and MHCLG Energy Performance Certificates; groups under 30 sales or 50 extended houses are not shown. These describe past sales across many homes, not a valuation of any one. How these are worked out

Next steps for your extension

Compare every council · How we calculate these figures

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