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Planning application

15 Elliott Square London NW3 3SU

Awaiting decision Camden 2026/3121/P Householder Application

Works: Extension Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Erection of a single-storey rear and side extension, one new windows to the side elevation, alterations to the existing garage opening, and replacement of the front door.

As published by the council, reference 2026/3121/P

Application record

Reference
2026/3121/P
Type
Householder Application
Status
Registered
Received
17 Sep 2026
Validated
17 Sep 2026
Ward
Primrose Hill
Postcode
NW3 3SU

Site history

Applications at this address on the Camden register

This site has had 4 applications since 2021: 1 approved, 0 refused.

  • 2026/3120/P Awaiting decision

    15 Elliott Square London NW3 3SU

    Erection of a single-storey rear extension, two new windows to the side elevation, alterations to the existing garage opening and replacement of the front door.

    Submitted 17 Sep 2026 Householder
  • 2026/3785/P Awaiting decision

    15 Elliott Square London NW3 3SU

    Erection of a single storey full width rear extension 4m deep and 3m to eaves height.

    Submitted 3 Sep 2026 Prior approval
  • 2021/3971/T Granted

    15 Elliott Square London NW3 3SU

    REAR GARDEN: 1 x Lime (T1) - Reduce height and spread by 2.5m circa.

    Decided 8 Oct 2021 Trees

Timeline

Dates from the published record

  1. 17 Sep 2026

    Received by Camden

  2. 21 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 12 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Camden took a median of 42 days over the applications it decided in the last year.

Documents

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

6 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 Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided householder applications in a median of 58 days. More in our guide to how long planning decisions take.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 15 Elliott Square London NW3 3SU

    2026/3785/P Submitted 3 Sep 2026 50 yards away

    94% historically approved · decision due ~4 Nov

    Erection of a single storey full width rear extension 4m deep and 3m to eaves height.

    Awaiting decision Prior approval Extension 3 docs
    Small domestic

  • 15 Elliott Square London Camden NW3 3SU

    2022/1764/P 50 yards away

    A single storey roof extension to an existing 3 storey terrace house.

    Granted Full applications Extension
    Small domestic

  • 15 Elliott Square London NW3 3SU

    2026/3120/P Submitted 17 Sep 2026 50 yards away

    88% historically approved · decision due ~12 Nov

    Erection of a single-storey rear extension, two new windows to the side elevation, alterations to the existing garage opening and replacement of the front door.

    Awaiting decision Householder Extension Windows or glazing 7 docs
    Small domestic

  • 15 Elliott Square London NW3 3SU

    2021/3971/T 50 yards away

    REAR GARDEN: 1 x Lime (T1) - Reduce height and spread by 2.5m circa.

    Granted Trees

  • 14 Elliott Square London NW3 3SU

    2023/0255/P Submitted 14 Nov 2023 50 yards away

    Conversion of garage into habitable room including replacement of garage door with windows and a louvre screen

    Granted Householder Windows or glazing 7 docs
    Domestic

  • 14 Elliott Square London NW3 3SU

    2021/6252/P 50 yards away

    A single storey roof extension to an existing 3 storey terrace house.

    Granted Full applications Extension
    Small domestic

In Camden

  • 2026/3120/P Awaiting decision

    15 Elliott Square London NW3 3SU

    Erection of a single-storey rear extension, two new windows to the side elevation, alterations to the existing garage opening and replacement of the front door.

    Received 17 Sep, published by the council 21 Sep 2026 Householder
  • 2026/3919/P Awaiting decision

    7A Pilgrim's Lane London NW3 1SJ

    Replacement trellis above side boundary wall to rear garden and replacement flat roof to existing rear extension.

    Received 16 Sep, published by the council 17 Sep 2026 Householder
  • 2026/2186/P Awaiting decision

    85 Priory Road London NW6 3NL

    Installation of air conditioning condenser unit and associated acoustic enclosure in the side passageway.

    Received 15 Sep, published by the council 17 Sep 2026 Householder
  • 2025/5526/P Granted

    37 Dartmouth Park Avenue London NW5 1JL

    Excavation of basement including extension of front lightwells, erection of lower and upper ground floor rear extensions, erection of rear dormer, replacement of door on side elevation at lower ground floor.

    Received 15 Dec, published by the council 24 Jul 2026 Householder
  • 2026/2601/P Refused

    128 St Pancras Way London NW1 9NB

    Erection of rear extension.

    Received 17 Jul, published by the council 24 Jul 2026 Householder