Windsor & Maidenhead planning approval rate

Windsor & Maidenhead council approved 85.2% of planning applications and refused 14.8%, based on 6,575 decisions analysed. Ranked 42nd out of 221 councils for strictness.

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

85.2%

overall approval rate

6,575

Decisions analysed

5,601

Approved

974

Refused

Wards covered

Planning in Windsor & Maidenhead? 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 Windsor & Maidenhead. Householder and full planning applications typically have the highest volume.

Full (3,107 decided)

84.2%

Trees (1,184 decided)

91.6%

Other (735 decided)

78.2%

Certificate of Lawfulness (678 decided)

79.5%

Discharge of Conditions (591 decided)

91.7%

Listed Building (210 decided)

86.2%

Advertisement (69 decided)

91.3%

Approval rate by project type

These rates are based on what homeowners are actually building in Windsor & Maidenhead — mined from 6,575 proposal descriptions.

Rear Extension (1,934 decided)

85.4%

Garage / Parking (1,372 decided)

82.2%

Side Extension (1,232 decided)

83.9%

Dormer (627 decided)

81.3%

Front Extension (541 decided)

84.3%

Outbuilding (460 decided)

79.6%

Change of Use (Residential) (259 decided)

80.3%

Loft Conversion (253 decided)

89.3%

Extension (General) (188 decided)

84.0%

Conservatory (182 decided)

87.9%

New Build (133 decided)

81.2%

Hip-to-Gable Conversion (117 decided)

90.6%

Wraparound Extension (117 decided)

76.1%

Basement (91 decided)

89.0%

Annex (35 decided)

71.4%

Flat Conversion (13 decided)

84.6%

HMO (10 decided)

90.0%

Approval rate by ward

Planning outcomes vary significantly by ward within Windsor & Maidenhead. Click any ward for detailed statistics.

Eton And Castle (704 decided)

89.2%

Bisham And Cookham (603 decided)

89.9%

Ascot & Sunninghill (569 decided)

82.4%

Hurley And Walthams (520 decided)

89.6%

Datchet Horton And Wraysbury (483 decided)

71.4%

Bray (456 decided)

83.6%

Sunningdale And Cheapside (433 decided)

83.1%

Riverside (283 decided)

85.2%

Old Windsor (269 decided)

83.3%

Clewer East (247 decided)

84.6%

St Marys (242 decided)

92.6%

Clewer And Dedworth West (240 decided)

83.8%

Boyn Hill (234 decided)

86.3%

Belmont (232 decided)

84.9%

Clewer And Dedworth East (217 decided)

83.4%

Furze Platt (214 decided)

86.4%

Pinkneys Green (210 decided)

87.6%

Cox Green (192 decided)

90.1%

Oldfield (190 decided)

83.2%

Wards in Windsor & Maidenhead

Eton And Castle

89.2% approval · 704 decisions

Bisham And Cookham

89.9% approval · 603 decisions

Ascot & Sunninghill

82.4% approval · 569 decisions

Hurley And Walthams

89.6% approval · 520 decisions

Datchet Horton And Wraysbury

71.4% approval · 483 decisions

Bray

83.6% approval · 456 decisions

Sunningdale And Cheapside

83.1% approval · 433 decisions

Riverside

85.2% approval · 283 decisions

Old Windsor

83.3% approval · 269 decisions

Clewer East

84.6% approval · 247 decisions

St Marys

92.6% approval · 242 decisions

Clewer And Dedworth West

83.8% approval · 240 decisions

Boyn Hill

86.3% approval · 234 decisions

Belmont

84.9% approval · 232 decisions

Clewer And Dedworth East

83.4% approval · 217 decisions

Furze Platt

86.4% approval · 214 decisions

Pinkneys Green

87.6% approval · 210 decisions

Cox Green

90.1% approval · 192 decisions

Oldfield

83.2% approval · 190 decisions

Recent comparable decisions

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

21/03763/FULL

Conversion of the existing store with new roof and alterations to fenestration. · Oldfield · Fri 18 Feb 2022

Approved

22/00096/TPO

(G1) Conifer Hedge Row - reduce height to approx 2ft above fence height in order · Clewer East · Thu 17 Feb 2022

Approved

21/03750/FULL

Part demolition and rebuilding of the existing chimney stack. · Eton And Castle · Thu 17 Feb 2022

Approved

Showing 3 of 200 comparable decisions. See all 200 in the Pro Report →

What gets approved near your property?

In Windsor & Maidenhead, 1 in 7 applications are refused. Your PlanningLens Pro Report gives you 17 pages of intelligence specific to your property:

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

Get Windsor & Maidenhead Pro Report — £79

Less than one set of revised drawings. Based on 6,575 decisions.

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