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Planning application

Chadwicke House Sunning Avenue Sunningdale Ascot SL5 9PW

Awaiting decision Windsor and Maidenhead 26/02457/TPO Works To Trees Covered by TPO

Works: Trees

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

(T1) Beech - selectively reduce the northern side of the crown by up to 2m, reducing the crown spread in this area from approximately 15m to 13m, reduction will target the longest sections of the crown, pruning back to suitable growth points and crown lift to approximately 5m above ground level. (033/2005/TPO).

As published by the council, reference 26/02457/TPO

Application record

Reference
26/02457/TPO
Type
Works To Trees Covered by TPO
Status
Awaiting decision
Received
8 Oct 2026
Validated
8 Oct 2026
Ward
Sunningdale And Cheapside
Parish
Sunningdale Parish
Postcode
SL5 9PW

Comment by 5 November 2026

The council is taking comments on this application until then. Have your say on Windsor and Maidenhead's portal.

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2021: 0 approved, 1 refused.

  • 21/02668/FULL Refused

    Chadwicke House Sunning Avenue Sunningdale Ascot SL5 9PW

    x1 Outbuilding.

    Decided 17 Jun 2022 Full applications

Timeline

Dates from the published record

  1. 8 Oct 2026

    Received by Windsor and Maidenhead

  2. 12 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Windsor and Maidenhead took a median of 56 days over the applications it decided in the last year.

Documents

Plans, drawings, consultee responses and the officer's report

3 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided tree works applications in a median of 48 days. More in our guide to how long planning decisions take.

About tree works applications

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Chadwicke House Sunning Avenue Sunningdale Ascot SL5 9PW

    21/02668/FULL Submitted 1 Sep 2021 50 yards away

    x1 Outbuilding.

    Refused Full applications 16 docs

  • Clevedon House 3 Ashwood Place Ascot SL5 9ND

    23/00425/TPO Submitted 17 Feb 2023 50 yards away

    T1 - Pine - Fell. (009/2001/TPO)

    Granted Trees 7 docs

  • Clevedon House 3 Ashwood Place Ascot SL5 9ND

    23/00737/FULL Submitted 22 Mar 2023 50 yards away

    Addition of fencing to existing boundary wall onto Devenish Road.

    Granted Full applications 16 docs
    Small domestic

  • Dovetree House Devenish Road Sunningdale Ascot SL5 9PH

    24/02495/FULL Submitted 15 Oct 2024 150 yards away

    2no. side dormers, external staircase and alterations to fenestration to the existing garage to provide additional ancillary accommodation to the main dwelling.

    Granted Full applications Loft or dormer Windows or glazing 12 docs
    Domestic

  • Aksarben 5 Sunning Avenue Sunningdale Ascot SL5 9PN

    23/02550/FULL Submitted 16 Oct 2023 150 yards away

    Single storey side/rear extension and an AVAC unit to the rear elevation.

    Granted Full applications Extension 19 docs
    Small domestic

  • Hertford House Fireball Hill Sunningdale Ascot SL5 9PJ

    21/01593/VAR Submitted 24 May 2021 150 yards away

    Variation of Condition (2) (under Section 73) to allow for amendment to approved materials for (Construction of a 5 - bedroom detached dwelling and detached triple garage with ancillary accommodation in roof space following demolition of garage and dwelling) approved under (05/02567/FULL).

    Withdrawn Amendments New dwelling Demolition 15 docs
    Domestic

In Windsor and Maidenhead

  • 26/01945/TCA Granted

    Chandlers Pinkneys Drive Maidenhead SL6 6QD

    (T1) Spruce - Fell.

    Received 6 Aug, published by the council 16 Aug 2026 Trees
  • 26/01392/TCA Granted

    3 Camden Road Maidenhead SL6 6HA

    T1 Cherry - prune to give 5.3m clearance directly over the road, 2.5m clearance over the pavement, prune to give up to 1m clearance to the front elevation of the house, and to provide up to 0.3m clearance to the overhead telephone wires removing secondary branches and smaller growth only; and crown lift to 2.5m above ground level, T2, T3 and T4 - Leyland cypress hedge - fell, T5 - Willow - fell and T6 - Whitebeam - fell.

    Received 5 Jun, published by the council 25 Jul 2026 Trees
  • 26/02215/TCA Granted

    20 King Stable Street Eton Windsor SL4 6AB

    Magnolia grandiflora - fell.

    Received 8 Sep, published by the council 12 Sep 2026 Trees
  • 26/02448/TPO Awaiting decision

    Green Shadows Hancocks Mount Ascot SL5 9PQ

    (T2) - Sweet Chestnut - Reduce two branches, branch A by 2.5m and branch B by 3m, overhanging the roof and chimney and to a distance of 1m from the house, leaving a final height of 17m and width perpendicular to the house from 15m to 12m. (003/1990/TPO).

    Received 7 Oct, published by the council 12 Oct 2026 Trees
  • 26/02449/TPO Awaiting decision

    98 Clare Road Maidenhead SL6 4DQ

    Ash - remove to ground level. (008/2000/TPO).

    Received 7 Oct, published by the council 12 Oct 2026 Trees