Conservatory approval rate in Slough

Slough approved 86.0% of conservatory applications, based on 178 decisions analysed.

Last updated: August 2026

86.0%

conservatory approval rate

178

Conservatory decisions

153

Approved

Refused

82.9%

Slough overall

Conservatory applications are approved more often than the Slough average (82.9%), suggesting the council is relatively receptive to these projects.

How conservatory compares in Slough

Conservatory (178 decided)

86.0%

Slough all applications (17,899 decided)

82.9%

Planning a conservatory in Slough?

86.0% get approved, but the odds vary by street. Your Full Planning Analysis shows exactly what gets approved and refused near your property.

✓ Your ward's conservatory approval rate
✓ Nearest comparable conservatory decisions
✓ Refusal triggers specific to your area
✓ PDF report for your architect

Free planning check for Slough →

Other project types in Slough

Rear Extension (7,216 decided)

83.6%

Side Extension (2,823 decided)

82.4%

Garage / Parking (1,275 decided)

84.0%

Outbuilding (1,264 decided)

82.4%

Loft Conversion (1,168 decided)

87.5%

Wraparound Extension (929 decided)

85.4%

Dormer (871 decided)

85.6%

Change of Use (Residential) (778 decided)

78.1%

Front Extension (668 decided)

74.4%

Hip-to-Gable Conversion (361 decided)

83.4%

Extension (General) (329 decided)

81.2%

New Build (246 decided)

71.5%

HMO (60 decided)

45.0%

Annex (28 decided)

78.6%

Flat Conversion (24 decided)

79.2%

Basement (16 decided)

68.8%

← All Slough planning statistics

Check planning approval patterns, Free