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Planning application

Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

Awaiting decision Hertsmere 26/1055/FUL Full Planning Permission

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

Proposal

Change of use of existing incidental outbuilding to Pilates studio.

As published by the council, reference 26/1055/FUL

Application record

Reference
26/1055/FUL
Type
Full Planning Permission
Status
Awaiting decision
Received
28 Jul 2026
Validated
28 Jul 2026
Ward
Borehamwood Hillside
Parish
Elstree & Borehamwood Town Council
Postcode
WD6 2DH

Site history

Applications at this address on the Hertsmere register

This site has had 4 applications since 2024: 2 approved, 1 refused.

  • 26/0549/HSE Granted

    Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    Retrospective application for the retention of an existing garden building.

    Decided 16 Jun 2026 Householder
  • 24/1552/TPO Granted

    Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    T25,T26 and T27 3no. LIMES. Cut regrowth back to the former pollard points at about 2.5m. Remove epicormic growth on the main stem up to a height of 2-2.5m.

    Decided 8 Jan 2025 Trees
  • 24/1218/TPO Refused

    Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    T25,T26 and T27 3no. LIMES. Reduce the overall height of all trees from 5m to 3.5m and spread approx 3.5m to 2.5m. Crown thin up to 15%. Crown lift raise the lower branches to a height of 3-4m from ground level. Removal of Deadwood: Remove any dead, diseased, or broken branches from the trees to ensure safety and reduce the risk of falling debris. General Maintenance Pruning: Ensure all cuts are clean and in accordance with best arboricultural practices, keeping the trees healthy while reducing the risk of overgrowth in the future. Additional Information in Support of Application: The two trees in question have grown significantly over time and are now causing multiple issues that impact the safety, accessibility, and quality of life at the property: Overgrown Structure: The trees have outgrown the available space, extending branches and roots beyond reasonable limits, which is not only unsightly but also creates an overbearing presence. Obstruction of Light: The canopy of the trees is obstructing a significant amount of natural light from entering the property, particularly affecting rooms facing the trees. This lack of light reduces the livability and comfort inside the house. Access and Safety Concerns: The overgrowth is hindering safe access in and out of the driveway. The branches and roots are encroaching onto the driveway area, making it difficult to manoeuvre vehicles safely. There?s a risk of the branches or falling debris causing injury or property damage. ...

    Decided 6 Nov 2024 Trees

Timeline

Dates from the published record

  1. 28 Jul 2026

    Received by Hertsmere

  2. 11 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 22 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hertsmere took a median of 57 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Randall Architecture Agent, an architecture practice

8 applications on PlanIndex · across 4 councils

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

8 documents on file for this application

  • Consultee comment submitted online Consultee Comment · 28 Aug 2026
  • Proposal One App Attachments · 28 Jul 2026
  • Application form redacted Application Form · 28 Jul 2026
  • Attachmentsummary One App Attachments · 28 Jul 2026
  • Site location plan Drawing/Plans · 28 Jul 2026
  • Existing site plan Drawing/Plans · 28 Jul 2026
  • Existing outbuilding plans and elevations Drawing/Plans · 28 Jul 2026
  • Planning statement Supporting Documents · 28 Jul 2026

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

Open the documents

What happens while it is decided

This application is with Hertsmere for determination, against a statutory target of eight weeks. Over the last year Hertsmere decided full applications in a median of 88 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    26/0549/HSE Submitted 23 Apr 2026 50 yards away

    Retrospective application for the retention of an existing garden building.

    Granted Householder 6 docs
    Domestic
  • Oakleigh And Arden Mildred Avenue Borehamwood WD6 2DH

    TP/06/0975 Submitted 2 Aug 2006 50 yards away

    Demolition of two detached dwellings and erection of 16 x 2 bedroomed flats in one block of 10 flats, one block of 4 flats and one block of 2 flats over garages all with associated car parking and landscaping.

    Refused Full applications New dwelling Demolition 9 docs
    Major scheme
  • Furze Lodge Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    23/0119/TPO Submitted 25 Jan 2023 50 yards away

    T1 LONDON PLANE. Height to previous pollard point is c.11'.11'' Height of the previous 2/3 years growth from the previous pollard point, to be removed 11'.1''.

    Granted Trees 4 docs
  • Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    24/1552/TPO Submitted 28 Nov 2024 50 yards away

    T25,T26 and T27 3no. LIMES. Cut regrowth back to the former pollard points at about 2.5m. Remove epicormic growth on the main stem up to a height of 2-2.5m.

    Granted Trees 9 docs
  • Islip House Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    24/1218/TPO Submitted 24 Sep 2024 50 yards away

    T25,T26 and T27 3no. LIMES. Reduce the overall height of all trees from 5m to 3.5m and spread approx 3.5m to 2.5m. Crown thin up to 15%. Crown lift raise the lower branches to a height of 3-4m from ground level. Removal of Deadwood: Remove any dead, diseased, or broken branches from the trees to ensure safety and reduce the risk of falling debris. General Maintenance Pruning: Ensure all cuts are clean and in accordance with best arboricultural practices, keeping the trees healthy while reducing the risk of overgrowth in the future. Additional Information in Support of Application: The two trees in question have grown significantly over time and are now causing multiple issues that impact the safety, accessibility, and quality of life at the property: Overgrown Structure: The trees have outgrown the available space, extending branches and roots beyond reasonable limits, which is not only unsightly but also creates an overbearing presence. Obstruction of Light: The canopy of the trees is obstructing a significant amount of natural light from entering the property, particularly affecting rooms facing the trees. This lack of light reduces the livability and comfort inside the house. Access and Safety Concerns: The overgrowth is hindering safe access in and out of the driveway. The branches and roots are encroaching onto the driveway area, making it difficult to manoeuvre vehicles safely. There?s a risk of the branches or falling debris causing injury or property damage. ...

    Refused Trees 21 docs
  • Oakleigh Mildred Avenue Borehamwood Hertfordshire WD6 2DH

    TPO/2009/968 Submitted 16 Apr 2009 50 yards away

    LIMES x 3 - Pollard to previous pollard points.

    Granted Trees

In Hertsmere

  • 26/1045/FUL Decided

    The Borehamwood Elstree Childrens Centre Shakespeare Drive Borehamwood Hertfordshire WD6 2FD

    Erection of 2x banners.

    Received 27 Jul, published by the council 28 Aug 2026 Full applications
  • 26/1504/FUL Awaiting decision

    100 London Road Shenley Radlett Hertfordshire WD7 9DX

    Single-storey front extension.

    Received 19 Oct, published by the council 21 Oct 2026 Full applications
  • 26/1033/FUL Granted

    4 Farrington Avenue Bushey Hertfordshire WD23 3DG

    Retention of existing single storey outbuilding for continued charitable initiatives associated with the Red Trust, Bushey (Retrospective).

    Received 23 Jul, published by the council 8 Aug 2026 Full applications
  • 26/1503/FUL Awaiting decision

    138 Darkes Lane Potters Bar Hertfordshire EN6 1AF

    Single storey rear extension, alterations to the shopfront, relocation of the external rear steel staircase and installation of a commercial kitchen extraction and filtration system.

    Received 19 Oct, published by the council 23 Oct 2026 Full applications
  • 26/1497/FUL Awaiting decision

    46 London Road Shenley Radlett Hertfordshire WD7 9DY

    Demolition of existing garage and subdivision to facilitate construction of two storey detached dwelling, front boundary works to include re-positioning of crossover / dropped kerb and vehicular hardstanding with associated hard and soft landscaping, bin and bicycle storage.

    Received 16 Oct, published by the council 22 Oct 2026 Full applications