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Horsham planning approval rate

Horsham council approved 91.3% of planning applications and refused 8.7%, based on 12,690 decisions analysed. Ranked 150th out of 284 councils for strictness.

Last updated: June 2026 · Based on decisions from January 2020 to present

91.3%
overall approval rate
12,690
Decisions analysed
11,582
Approved
1,108
Refused
22
Wards covered
Planning in Horsham? Check your postcode to see approval rates specific to your ward and street.

Approval rate by application type

Different application types have different approval rates in Horsham. Householder and full planning applications typically have the highest volume.

Full (5,883 decided)
90.3%
Discharge of Conditions (2,142 decided)
96.0%
Other (1,641 decided)
89.9%
Trees (1,357 decided)
96.9%
85.0%
Listed Building (456 decided)
97.1%
Prior Approval (390 decided)
70.3%
Advertisement (134 decided)
91.0%

Approval rate by project type

These rates are based on what homeowners are actually building in Horsham, mined from 12,690 proposal descriptions.

Rear Extension (2,150 decided)
95.3%
Garage / Parking (2,149 decided)
88.6%
Side Extension (1,336 decided)
96.3%
New Build (785 decided)
78.9%
73.0%
Dormer (672 decided)
91.5%
Outbuilding (592 decided)
89.7%
Conservatory (459 decided)
98.3%
Extension (General) (444 decided)
90.5%
Front Extension (395 decided)
96.2%
Wraparound Extension (321 decided)
96.9%
Loft Conversion (236 decided)
94.5%
Annex (149 decided)
85.2%
91.2%
Basement (34 decided)
97.1%
Flat Conversion (30 decided)
76.7%

Approval rate by ward

Planning outcomes vary significantly by ward within Horsham. Click any ward for detailed statistics.

West Chiltington, Thakeham and Ashington (1,194 decided)
92.0%
Billingshurst (976 decided)
91.7%
Itchingfield, Slinfold and Warnham (848 decided)
89.6%
Storrington and Washington (846 decided)
88.7%
Colgate and Rusper (810 decided)
89.6%
Denne (783 decided)
94.0%
Cowfold, Shermanbury and West Grinstead (690 decided)
88.1%
Steyning and Ashurst (611 decided)
94.9%
Henfield (610 decided)
89.8%
Nuthurst and Lower Beeding (577 decided)
88.6%
Bramber, Upper Beeding and Woodmancote (553 decided)
90.4%
Forest (544 decided)
92.5%
Southwater South and Shipley (534 decided)
89.3%
Pulborough, Coldwaltham and Amberley (497 decided)
89.7%
Rudgwick (418 decided)
88.8%
Holbrook West (405 decided)
97.5%
Trafalgar (376 decided)
93.9%
Southwater North (372 decided)
90.6%
Roffey South (302 decided)
96.7%
Roffey North (293 decided)
91.8%

Wards in Horsham

West Chiltington, Thakeham and Ashington
92.0% approval · 1,194 decisions
Billingshurst
91.7% approval · 976 decisions
Itchingfield, Slinfold and Warnham
89.6% approval · 848 decisions
Storrington and Washington
88.7% approval · 846 decisions
Colgate and Rusper
89.6% approval · 810 decisions
Denne
94.0% approval · 783 decisions
Cowfold, Shermanbury and West Grinstead
88.1% approval · 690 decisions
Steyning and Ashurst
94.9% approval · 611 decisions
Henfield
89.8% approval · 610 decisions
Nuthurst and Lower Beeding
88.6% approval · 577 decisions
Bramber, Upper Beeding and Woodmancote
90.4% approval · 553 decisions
Forest
92.5% approval · 544 decisions
Southwater South and Shipley
89.3% approval · 534 decisions
Pulborough, Coldwaltham and Amberley
89.7% approval · 497 decisions
Rudgwick
88.8% approval · 418 decisions
Holbrook West
97.5% approval · 405 decisions
Trafalgar
93.9% approval · 376 decisions
Southwater North
90.6% approval · 372 decisions
Roffey South
96.7% approval · 302 decisions
Roffey North
91.8% approval · 293 decisions

Recent comparable decisions

The most recent residential planning decisions in Horsham, showing how the council decides real applications.

Installation of solar PV panels to the existing detached garage roof and 2no. ne · Itchingfield, Slinfold and Warnham · Mon 22 Jun 2026
Approved
Redesign and change of use from commercial to 1no. dwellinghouse, replacement of · Denne · Mon 22 Jun 2026
Approved
Redesign and change of use from commercial to 1no. dwellinghouse, replacement of · Denne · Mon 22 Jun 2026
Approved

Showing 3 of 200 comparable decisions. See all 200 in the full report →

What gets approved near your property?

In Horsham, 1 in 11 applications are refused. Your PlanningLens Full Planning Analysis gives you 17 pages of intelligence specific to your property:

✓ Ward-level approval rates for your exact area
✓ Common refusal reasons in Horsham
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free planning check for Horsham →

Free. Based on 12,690 decisions.

Compare with nearby councils

Frequently asked questions about planning in Horsham

What is the planning approval rate in Horsham?
Based on 12,690 planning decisions analysed since 2020, Horsham approved 91.3% of applications and refused 8.7%. The council is ranked 150th out of 284 UK councils for approval rate.
How many planning applications are refused in Horsham?
Horsham refuses 8.7% of planning applications, roughly 1 in 11. That is lower than the UK average of 11.7%. Out of 12,690 decided applications since 2020, 1,108 were refused. PlanningLens lets you check any postcode to see which applications were refused near a specific property.
Which areas of Horsham have the highest planning approval rates?
The highest approval rates in Horsham are in Holbrook West (97.5%), Holbrook East (97.2%), and Roffey South (96.7%). Approval rates vary significantly by ward, see the full ward breakdown above.
What types of planning application are most common in Horsham?
The most common planning application types in Horsham are: Full (5,883 decisions, 90.3% approved), Discharge of Conditions (2,142, 96.0%), and Other (1,641, 89.9%).
How long does a planning application take in Horsham?
Planning applications in Horsham take an average of 12.2 weeks to reach a decision, measured across 12,635 decisions with a recorded timeline. That is slower than the 8-week statutory target for householder applications (the statutory targets are 8 weeks for householder applications and 13 weeks for major developments). PlanningLens measures the actual time each application takes, not just the target. Horsham decides approximately 2,115 planning applications per year.
How do I check planning applications in Horsham?
You can search planning applications in Horsham directly on the council's official planning portal. PlanningLens also lets you check any postcode against 12,690 historical decisions in Horsham to see what's been approved and refused near a specific property.
How is PlanningLens approval rate data for Horsham calculated?
PlanningLens scrapes Horsham's official planning portal and analyses every published decision since January 2020. The approval rate is calculated as approved decisions divided by total decided applications, excluding withdrawn and pending applications. The full methodology, data sourcing, and Creative Commons BY 4.0 licensing terms are published at planninglens.co.uk/methodology.
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