St Marys planning approval rate
St Marys ward in Windsor & Maidenhead has a 92.6% approval rate based on 242 planning decisions. Windsor & Maidenhead overall: 85.2%.
Last updated: March 2026
92.6%
ward approval rate
242
Decisions
224
Approved
18
Refused
85.2%
Windsor & Maidenhead average
St Marys is 7.4 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
92.6%
Windsor & Maidenhead overall
85.2%
Planning in Windsor & Maidenhead? Check your postcode to see approval rates specific to your ward and street.
Recent decisions in St Marys
Removal of existing timber balcony and erection of replacement steel, composite · Tue 08 Feb 2022
Addition of a first and second floor to the rear to provide 5no one bedroom flat · Wed 12 Jan 2022
Detached outbuilding and increase in height of the existing side boundary wall. · Fri 07 Jan 2022
New front bay window, single storey side/rear extension and enlargement of an ex · Fri 24 Dec 2021
What gets approved near your property?
In Windsor & Maidenhead, 1 in 7 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 Windsor & Maidenhead
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Get Windsor & Maidenhead Pro Report — £79
✓ Common refusal reasons in Windsor & Maidenhead
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Less than one set of revised drawings. Based on 6,575 decisions.