Hounslow planning approval rate

Hounslow council approved 87.7% of planning applications and refused 12.3%, based on 72,195 decisions analysed. Ranked 67th out of 221 councils for strictness.

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

87.7%

overall approval rate

72,195

Decisions analysed

63,347

Approved

8,848

Refused

111

Wards covered

Planning in Hounslow? 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 Hounslow. Householder and full planning applications typically have the highest volume.

Other (50,348 decided)

90.9%

Full (14,948 decided)

87.8%

Prior Approval (6,899 decided)

64.4%

Approval rate by project type

These rates are based on what homeowners are actually building in Hounslow — mined from 72,195 proposal descriptions.

Rear Extension (26,504 decided)

84.9%

Loft Conversion (12,007 decided)

89.7%

Garage / Parking (8,713 decided)

88.6%

Side Extension (7,753 decided)

88.1%

New Build (4,779 decided)

90.0%

Outbuilding (4,154 decided)

80.6%

Hip-to-Gable Conversion (3,244 decided)

85.4%

Change of Use (Residential) (3,085 decided)

82.7%

Extension (General) (3,033 decided)

92.9%

Conservatory (1,925 decided)

95.0%

Wraparound Extension (1,494 decided)

88.9%

Basement (1,485 decided)

89.0%

Flat Conversion (1,402 decided)

72.9%

Dormer (1,373 decided)

90.5%

Front Extension (1,034 decided)

83.0%

HMO (338 decided)

49.7%

Annex (110 decided)

66.4%

Approval rate by ward

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

Turnham Green (Pre May 2022) (2,703 decided)

91.3%

Chiswick Homefields (Pre May 2022) (2,696 decided)

92.5%

Osterley and Spring Grove (Pre May 2022) (2,488 decided)

83.3%

Chiswick Riverside (Pre May 2022) (2,190 decided)

90.3%

20 (2,080 decided)

98.3%

Heston Central (Pre May 2022) (2,009 decided)

79.6%

18 (2,003 decided)

97.1%

Hounslow Central (Pre May 2022) (1,958 decided)

80.3%

Hounslow South (Pre May 2022) (1,892 decided)

80.4%

Brentford (Pre May 2022) (1,829 decided)

88.4%

Hounslow West (Pre May 2022) (1,711 decided)

80.5%

Heston East (Pre May 2022) (1,703 decided)

80.7%

Isleworth (Pre May 2022) (1,699 decided)

89.1%

19 (1,643 decided)

97.9%

Tokyngton (1,608 decided)

96.9%

Syon (Pre May 2022) (1,597 decided)

84.4%

Stonebridge (1,513 decided)

97.2%

Heston West (Pre May 2022) (1,468 decided)

81.7%

Hanger Hill (1,450 decided)

95.5%

Hounslow Heath (Pre May 2022) (1,347 decided)

81.9%

Wards in Hounslow

Turnham Green (Pre May 2022)

91.3% approval · 2,703 decisions

Chiswick Homefields (Pre May 2022)

92.5% approval · 2,696 decisions

Osterley and Spring Grove (Pre May 2022)

83.3% approval · 2,488 decisions

Chiswick Riverside (Pre May 2022)

90.3% approval · 2,190 decisions

98.3% approval · 2,080 decisions

Heston Central (Pre May 2022)

79.6% approval · 2,009 decisions

97.1% approval · 2,003 decisions

Hounslow Central (Pre May 2022)

80.3% approval · 1,958 decisions

Hounslow South (Pre May 2022)

80.4% approval · 1,892 decisions

Brentford (Pre May 2022)

88.4% approval · 1,829 decisions

Hounslow West (Pre May 2022)

80.5% approval · 1,711 decisions

Heston East (Pre May 2022)

80.7% approval · 1,703 decisions

Isleworth (Pre May 2022)

89.1% approval · 1,699 decisions

97.9% approval · 1,643 decisions

Tokyngton

96.9% approval · 1,608 decisions

Syon (Pre May 2022)

84.4% approval · 1,597 decisions

Stonebridge

97.2% approval · 1,513 decisions

Heston West (Pre May 2022)

81.7% approval · 1,468 decisions

Hanger Hill

95.5% approval · 1,450 decisions

Hounslow Heath (Pre May 2022)

81.9% approval · 1,347 decisions

Recent comparable decisions

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

P/2026/0190

The partial demolition and like for like reconstruction of a boundary. Listed bu · Isleworth · 13/03/2026

Approved

P/2026/0105

Retrospective permission for the installation of a pergola structure in the rear · Brentford West · 13/03/2026

Refused

P/2025/2737

Erection of a single storey rear extension to the flat · Feltham North · 13/03/2026

Approved

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

What gets approved near your property?

In Hounslow, 1 in 8 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 Hounslow
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect

Get Hounslow Pro Report — £79

Less than one set of revised drawings. Based on 72,195 decisions.

Compare with nearby councils

Hillingdon Ealing Hammersmith & Fulham Richmond

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