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Planning application

1 Kildare Terrace London W2 5JT

Decided Westminster 26/04989/FULL Full applications

Works: Extension Loft or dormer Windows or glazing

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Erection of a mansard roof extending over the main house and side wing, replacement lower ground rear extension with roof terrace above, lowering of lower ground floor slab, installation of an air source heat pump in rear garden, new front boundary treatment, and new second floor window on the north elevation.

As published by the council, reference 26/04989/FULL

Application record

Reference
26/04989/FULL
Category
Full applications
Status
Decided
Received
24 Jul 2026
Validated
24 Jul 2026
Decided
29 Sep 2026
Postcode
W2 5JT

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2025.

  • 25/09104/FULL Awaiting decision

    1 Kildare Terrace London W2 5JT

    Construction of a mansard roof, a lower ground rear extension with roof terrace above (replacing the existing lower ground extension with roof terrace above), lowering the lower ground floor slab, the installation of an air source heat pump (ASHP) in the rear garden, new front boundary treatment, and new second floor window on north elevation.

    Submitted 16 Dec 2025 Full applications

Timeline

Dates from the published record

  1. 24 Jul 2026

    Received by Westminster

  2. 1 Aug 2026

    Added to PlanIndex

  3. 29 Sep 2026

    Decision issued

  4. 5 Oct 2026

    Status changed to Decided

    Previously Pending.

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

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

  • 29 Kildare Terrace London W2 5JT

    26/05606/FULL Submitted 17 Aug 2026 50 yards away

    88% historically approved · decision due ~23 Oct

    Excavation of basement with external lightwells to rear, full width rear extension at lower ground level, infill rear extension at upper ground level, closet wing extension at second floor level, relocation of rooflights and external alterations.

    Awaiting decision Full applications Extension Loft or dormer

  • 29 Kildare Terrace London W2 5JT

    25/06557/FULL Submitted 15 Sep 2025 50 yards away

    Excavation of basement with external lightwells to front and rear; extensions at lower ground, ground and second floor; 2 no. Replacement rooflights to main roof slope and other external alterations.

    Withdrawn Full applications Extension Loft or dormer 39 docs

  • 33 Kildare Terrace London W2 5JT

    25/05500/TPO Submitted 6 Aug 2025 50 yards away

    1 x lime (T2, front): Lift crown over highway to 5 m from ground level. Remove epicormic shoots up to crown break ensuring 3 m clearance from ground level over footpath. Reduce crown away from the property giving a 2.5 M clearance. Remove crossing branches from previously reduce branch ends effectively thinning crown by 20%.

    Granted Trees 7 docs

  • 33 Kildare Terrace London W2 5JT

    25/05607/TCA Submitted 6 Aug 2025 50 yards away

    1 x Magnolia (T1, rear): Reduce crown on all aspects by 1.5 Metres.

    Granted Trees 7 docs

  • 78 Hereford Road London W2 5AL

    25/06834/TPO Submitted 23 Sep 2025 50 yards away

    1 x lime tree (T1, front): reduce crown by about 2 to 2.5m; to the previous most recent reduction points, retaining shortened furnishing growth and at least 50% of fine internal growth.

    Granted Trees 9 docs

  • 86 Hereford Road London W2 5AL

    26/01342/ADFULL Submitted 3 Mar 2026 50 yards away

    88% historically approved · decision due ~28 Apr

    Details of brickwork pursuant to Condition 4 of planning permission dated 16 March 2016 (RN: 16/00470/FULL)

    Awaiting decision Full applications 2 docs

In Westminster

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    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

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    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications