Council hub · South East
Windsor and Maidenhead planning applications
3,618 applications. 81% approved. 54 days to decide.
As of July 2026, PlanIndex holds 3,618 planning applications from Windsor and Maidenhead. 1,035 were decided in the trailing 12 months, with 81% of clear-cut outcomes approved.
Latest applications
Data to July 2026
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26/01831/PDXL Awaiting decision
1 Bell View Windsor SL4 4ET
Single storey rear extension no greater than 4.30m in depth, 2.80m high with an eaves height of 2.50m.
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26/01836/CPD Awaiting decision
Rivendale 22A Gloucester Drive Wraysbury Staines TW18 4TY
Certificate of lawfulness to determine whether the proposed conversion of the existing garage into habitable space is lawful.
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26/01839/TPO Awaiting decision
Chartwood 8 Hancocks Mount Ascot SL5 9PQ
(T1) Oak - Crown raise removing the 3-4 lowest branches on the Eastern side. (003/1990/TPO)
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26/01841/NMA Awaiting decision
Orchard End Sill Bridge Lane Waltham St Lawrence Reading RG10 0NT
Non material amendments to planning permission 25/02591/FULL as per covering letter.
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26/01843/VAR Awaiting decision
Orchard End Sill Bridge Lane Waltham St Lawrence Reading RG10 0NT
Variation (under Section 73) of planning permission 25/02591/FULL to vary the wording of Condition 17 (Ground Sourced Heat Pump).
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26/01845/TCA Awaiting decision
30 Castle Hill Maidenhead SL6 4JJ
(T1) Cedar of Lebanon (Cedrus libani) - removal of two low hanging branches (B1 and B2).
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26/01832/CONDIT Awaiting decision
Magnolia Cabin Fishery Road Maidenhead SL6 1UP
Details required by Condition 5 (Biodiversity Enhancements) of planning permission 26/01024/FULL for a single storey front extension following demolition of existing front element.
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26/01846/PDXL Awaiting decision
24 New Road Datchet Slough SL3 9JB
Single storey rear extension no greater than 4.00m in depth, 3.20m high with an eaves height of 3.00m.
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26/01835/TPO Awaiting decision
17 Brill Close Maidenhead SL6 3EJ
(T1) (T2) and (T3) London Planes - for each tree remove two low branches on garden side, leaving a final height of 19m and spread of 7.5m. (029/2011/TPO).
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26/30011/SMI Awaiting decision
Land East of New Place London Road Sunningdale Ascot
Application under Section 73 of the Town and Country Planning Act to vary condition 2 (approved plans) of planning permission 25/1026/FFU (Erection of self build detached two storey dwelling with associated landscaping and parking.) to change finished floor level with alterations to roofs and fenestrations.
Recent decisions
Data to July 2026
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26/00962/FULL Granted
Bonnicut Barn Bonnicut Court 14 High Street Sunningdale Ascot SL5 0NB
2no. front dormers, part raising of the front elevation to form a parapet wall and terrace, 3no. front rooflights, 3no. rear dormers and alterations to fenestration. (Part Retrospective).
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26/01301/CONDIT Granted
Woolley Firs Cherry Garden Lane Littlewick Green Maidenhead SL6 3LJ
Details required by Condition 2 (Materials) of listed building consent 25/03015/LBC for a Consent to install permeable clay brick paving within the two lean-to areas.
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25/03313/FULL Refused
Land To The South of Lower Mount Farm Long Lane Cookham Maidenhead
Erection of a crematorium with ceremony hall and memorial arboretum, associated use of land, PV array, vehicular access, parking, landscaping, pavement and road widening along Long Lane.
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26/01310/FULL Granted
6 Gilman Crescent Windsor SL4 4YN
Single storey front/side extension, relocated front door, two storey rear extension, alterations to fenestration and hardstanding, new steps, 1 no. dropped kerb, following demolition of existing elements
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26/01387/FULL Granted
7 Elm Road Windsor SL4 3NB
Single storey rear/side extension
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26/00826/FULL Granted
32 St Marks Crescent Maidenhead SL6 5DG
Single storey side/rear extension and alterations to hardstanding to include new steps and 1 no. dropped kerb
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26/00860/REM Granted
Land Bordered By Woodlands Park Avenue And Woodlands Park Road Maidenhead
Reserved Matters (Appearance, Landscaping, Layout and Scale) pursuant to outline planning permission 25/03106/VAR for 293 residential dwellings with strategic open space incorporating informal sports pitches and land for allotments, new vehicular access off Woodlands Park Road and emergency access off Woodlands Park Avenue, pedestrian and cycle access, SuDs, biodiversity features and other associated infrastructure
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26/00877/FULL Granted
45 Queens Close Old Windsor Windsor SL4 2PR
Two storey front/side extension.
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26/01317/FULL Granted
Emmanuel House 11A Lime Walk Maidenhead SL6 6QB
Detached garage
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26/01360/CONDIT Granted
Land Bounded By Willow Path And The Limes And Windsor Road And Dedworth Road And Oakley Green Road Oakley Green Windsor
Details required by Condition 31 (CEMP) of planning permission 22/01354/OUT for an Outline application for access only to be considered at this stage with all other matters to be reserved for the construction of up to x320 new homes, land for a Special Educational Needs (SEN) school, a multi-functional community building alongside an area of strategic open space including play spaces and orchard planting together with associated landscaping, car parking, footpath/cycle connections and vehicular access on to Dedworth Road, following demolition of existing structures.
The full record
Decisions between 2021 and 2026
PlanIndex holds 2,987 decisions from Windsor and Maidenhead between 2021 and 2026, part of 3,618 applications on record. Over that period 80% of clear-cut outcomes were approvals, 2,228 granted against 560 refused. The busiest single year was 2026, with 1,572 applications recorded.
The trailing-year figures above track current activity. This record reaches back further, so a decision here may predate the online portal; each application still has its own page with the source link.
From the archive
Earliest records shown in full
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21/01473/FULL Withdrawn
Applewood Bath Road Littlewick Green Maidenhead SL6 3QR
Single storey rear extension and x1 new door to rear elevation.
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21/02004/NMA Granted
Mill House Family Centre 18 - 20 Ray Mill Road East Maidenhead
Non-material amendments to planning permission 21/00544/FULL to vary the wording of Condition 2 (means of enclosure) and 5 (flood measures).
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21/01559/FULL Granted
Prospect House Hungerford Lane Shurlock Row Reading RG10 0PB
Single storey front porch, new front entrance canopy and alteration of fenestration.
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21/01034/CPD Withdrawn
2 Carisbrooke Close Maidenhead SL6 4RG
Certificate of lawfulness to determine whether the loft conversion with x1 new front dormer and x1 new window to north elevation is lawful.
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21/02027/LBC Withdrawn
Little Monkeys Nursery 27 - 31 Victoria Street Windsor SL4 1HE
Consent for change of use from D1 (children's nursery) to B1 (office space).
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21/01837/NMA Granted
18 Highfield Road Maidenhead SL6 5DF
Non material amendments to planning permission 19/02393/FULL varied under 20/03416/VAR to add x2 rooflights to the single storey rear element of both dwellings
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21/01570/FULL Granted
47 Eton Wick Road Eton Wick Windsor SL4 6LX
Single storey side/rear extension.
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21/01585/CPD Granted
32 Cawcott Drive Windsor SL4 5PU
Certificate of lawfulness to determine whether the proposed detached outbuilding to be used as a games room/gym/store is lawful.
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21/01563/FULL Granted
The Four Horseshoes Warren Row Road Cockpole Green Wargrave Reading RG10 8NT
Single storey rear extension.
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21/01508/FULL Granted
Beynhurst House Millers Lane Littlewick Green Maidenhead SL6 3GQ
Single storey front/side extension, single storey side/rear extension, single storey rear glass link and alterations to rear fenestration/doors and side rooflight and rear Juliet balconies following removal of balconies.
Decision speed
12 months to July 2026, where both dates are published
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Within 8 weeks the statutory target for most applications 639 62%
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8 to 13 weeks the target band for major development 307 30%
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Over 13 weeks often extended by agreement 89 9%
Common questions
How many planning applications does Windsor and Maidenhead decide?
In the 12 months to July 2026, Windsor and Maidenhead decided 1035 planning applications. 81% of clear-cut outcomes were approvals.
How long does a planning decision take in Windsor and Maidenhead?
The median time from a planning application being received to a decision was 54 days over the 12 months to July 2026. Individual cases vary with complexity and consultation responses.
How many Windsor and Maidenhead decisions arrive within the eight week target?
Of the 1035 decisions in the 12 months to July 2026 where both dates are published, 62% came within eight weeks of the application being received, and 91% within thirteen weeks.
How many planning applications has Windsor and Maidenhead decided in total?
PlanIndex holds 2987 decisions from Windsor and Maidenhead between 2021 and 2026, out of 3,618 applications on record. Across that whole period 80% of clear-cut outcomes were approvals.
When is planning activity busiest in Windsor and Maidenhead?
March 2026 was the busiest month across the 12 months to July 2026, with 287 applications recorded. The monthly pattern is listed on this page.
How do I find a planning application by its reference number?
Every application indexed here has its own page at a stable address. Look the reference up in a search engine together with the council name, or browse the latest applications below. Each page shows the description, address, dates and decision as the council published them.
Cite these figures
Windsor and Maidenhead: 3,618 planning applications on record as of July 2026. Trailing 12 months: 1,035 decided, 81% approved, median 54 days to a decision. 1,636 new applications received in the same period. Decisions on record run between 2021 and 2026: 2,987 in total, 80% approved. Source: PlanIndex, planindex.co.uk.