St Marys planning approval rate
St Marys ward in Windsor & Maidenhead has a 90.1% approval rate based on 312 planning decisions. Windsor & Maidenhead overall: 81.8%.
Last updated: September 2026
90.1%
ward approval rate
312
Decisions
281
Approved
31
Refused
81.8%
Windsor & Maidenhead average
St Marys is 8.3 percentage points above the Windsor & Maidenhead average, making it one of the more permissive wards in this council area. Applications here have historically faced lower refusal rates.
How St Marys compares
St Marys ward
90.1%
Windsor & Maidenhead overall
81.8%
Planning in Windsor & Maidenhead? Check your postcode to see approval rates specific to your ward and street.
Planning professional? PlanningLens runs refusal alerts and evidence packs for Windsor & Maidenhead and any other published UK council — see the data services →
Recent decisions in St Marys
Consent for external works to including repair, repointing and replacement of br · Tue 29 Sep 2026
Garage conversion, first floor side/rear extension, raising of the ridge, loft c · Thu 24 Sep 2026
Single storey rear extension to the main dwelling, partial demolition to existin · Wed 16 Sep 2026
Replacement windows. · Tue 15 Sep 2026
Alterations to the front elevation to include the installation of 3 no. new grou · Mon 14 Sep 2026
What gets approved near your property?
In Windsor & Maidenhead, 1 in 5 applications are refused. Your PlanningLens Full Planning Analysis gives you 17 pages of intelligence specific to your property:
✓ Ward-level approval rates for your exact area
✓ Common refusal reasons in Windsor & Maidenhead
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free planning check for Windsor & Maidenhead →
✓ Common refusal reasons in Windsor & Maidenhead
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free. Based on 4,321 decisions.