389 decisions · 36 wards · 56 conservation areas · 2023–2025
Know what Westminster approves before you bid
We have coded every small site decision in Westminster: approval rates, density benchmarks, refusal patterns, determination times. You can use it two ways.
Same scheme type, different borough, different odds
Westminster
4+ unit schemes
Approval rate
81%
Median determination
9 wks
Applications
389
vs
Camden
4+ unit schemes
Approval rate
76%
Median determination
12 wks
Applications
240
Westminster approves 5 points more often.
What the data shows
81%
Approval rate
315 of 389 decided applications approved
Verified
86%
Backland approval
Highest approval rate by site type (BCK)
Verified
29%
Design quality
Most common refusal reason across extracted decisions
Verified
Two ways to use this
For a specific site
Site Assessment
Should I buy this site?
£1,000
You send us an address. We send back a verdict in 48 hours.
- Risk rating based on comparable approvals and refusals in Westminster
- Capacity model: how many units the data supports
- Viability table with build cost, GDV, finance, CIL, and land residual
- Refusal risk flags specific to your site type and area
- Comparable case studies with outcomes
Borough Report
What do I need to know about Westminster?
£1,500
The full picture, built from all 389 decisions. Delivered instantly.
- 8-part report covering every area, site type, and refusal pattern
- Density benchmarks with P20 to P75 ranges by type
- Area-by-area approval rates and determination times
- Viability model with unit-count cliff chart
- Refusal reason breakdown and condition checklist
- Excel workbook with the underlying data
- 12 months of quarterly updates included
Not ready to buy? Start with the free snapshot.
The Westminster Market Snapshot has five headline findings on one page. No cost, no commitment. See the quality of the data before you decide.