Borough Report
Westminster
389 determined applications · 2023–2025
Headline findings
19%
Refusal rate
One of London's lowest refusal rates
Verified
510
Applications analysed
Every small-site application (1–9 units) in the analysis window
Verified
Key findings
Verified
19.0% refusal rate — 315 of 389 applications approved
›
Westminster is among London's most permissive boroughs for small sites.
Verified
AH from 1+ units after January 2026 Partial Review
›
The City Plan Partial Review introduces affordable housing contributions on all schemes — a major shift.
Verified
56 conservation areas covering ~76% of the borough
›
Despite pervasive heritage constraints, the approval rate is high. Quality design is consistently rewarded.
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.