Borough Report
Hounslow
345 determined applications · 2023–2025
Headline findings
51%
Refusal rate
Majority-refusal borough
Verified
425
Applications analysed
Every small-site application (1–9 units) in the analysis window
Verified
Key findings
Verified
51.0% refusal rate — 176 of 345 applications refused
›
Slightly worse than even odds. The report maps where refusal risk is highest.
Verified
CIL ranges from £70 to £200/sqm across 3 zones
›
Zone 1 (Brentford/Chiswick) is nearly 3x Zone 3 (Hounslow/Feltham). Zone selection is critical for viability.
Verified
56.1% of approved schemes compressed
›
The highest compression rate in London. Over half of approved schemes lose units.
What you get
The full report
- 40–55 page report (HTML & PDF) with evidence-graded findings
- Density matrix by site type with P20–P75 ranges
- PTAL-adjusted density lookup table
- Viability model with cliff chart and sensitivity analysis
- Area-level approval rate benchmarks
- Refusal reason analysis with frequency data
- Conservation area risk assessment
Decision tools
- Before-you-bid checklist: site-level due diligence prompts
- Before-you-submit checklist: application quality checks
- Underlying data in Excel for your own analysis
- Market Liquidity analysis (speed-of-sale data)
Methodology
- Complete dataset, not a sample — every determined application
- Four evidence tiers: Verified, Moderate, Indicative, Anecdotal
- Statistical tests with sample sizes and significance levels
Get the report
Borough Intelligence Reports from £1,500. Includes 12 months of free quarterly updates.
View pricing →Reports delivered via the members’ platform. Includes HTML & PDF report, Excel data, and Market Snapshot.
Want to see the data before you buy?
Download the free Market Snapshot. Key findings, one page, no commitment.