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Planning application

71 Colindale Avenue London NW9 5HB

Decided Barnet 26/2615/HSE Householder

Works: Extension Loft or dormer Demolition Small domestic

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

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

Proposal

Part single, part two storey rear extension following demolition of the existing conservatory. Single storey side extension to outrigger with 3no. rooflights, following demolition of existing side projection (amended description)

As published by the council, reference 26/2615/HSE

Application record

Reference
26/2615/HSE
Category
Householder
Status
Approved subject to conditions
Received
13 Jul 2026
Validated
14 Jul 2026
Postcode
NW9 5HB

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026.

  • 26/2070/192 Awaiting decision

    71 Colindale Avenue London NW9 5HB

    Roof extension involving rear dormer window. Erection of a rear outbuilding with 4no. rooflights

    Submitted 3 Jun 2026 Lawful development

Timeline

Dates from the published record

  1. 13 Jul 2026

    Received by Barnet

  2. 14 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jul 2026

    Added to PlanIndex

  4. 11 Sep 2026

    Status changed to Approved subject to conditions

    Previously Pending Consideration.

After the decision

Barnet 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 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 500 metres

  • 101 Colindale Avenue London NW9 5HB

    26/2726/HSE Submitted 23 Jul 2026 0m away

    77% historically approved · decision due ~17 Sep

    Single storey side/rear wraparound extension with 5no. rooflights. Changes to fenestration. (amended description)

    Withdrawn Householder Extension Loft or dormer +1
    Small domestic

  • 71 Colindale Avenue London NW9 5HB

    26/2070/192 Submitted 3 Jun 2026 67m away

    80% historically approved · decision due ~29 Jul

    Roof extension involving rear dormer window. Erection of a rear outbuilding with 4no. rooflights

    Awaiting decision Lawful development Extension Loft or dormer +1 2 docs

  • Land To The North Of Substation Joslin Avenue London NW9 5HW

    TPP/0774/25 Submitted 18 Nov 2025 71m away

    1 x Lombardy Poplar (applicants ref. T38) - Monolith to height of 3m. Standing in Area A1 of Tree Preservation Order.

    Granted Trees 9 docs

  • Fletcher Court 1 Joslin Avenue London NW9 5HW

    26/0506/192 Submitted 9 Feb 2026 84m away

    80% historically approved · decision due ~7 Apr

    Removal and replacement of combustible cladding and cavity barriers

    Awaiting decision Lawful development 5 docs

  • 143 Colindale Avenue London NW9 5HB

    25/4749/192 Submitted 27 Nov 2025 89m away

    80% historically approved · decision due ~22 Jan

    Erection of a rear outbuilding

    Awaiting decision Lawful development 3 docs

  • 143 Colindale Avenue London NW9 5HB

    25/3364/192 Submitted 12 Aug 2025 89m away

    Roof extension involving rear dormer window and 2no. front facing rooflights

    Granted Lawful development Extension Loft or dormer +1 6 docs

In Barnet

  • 26/3396/HSE Awaiting decision

    43 Dukes Avenue London N3 2DE

    Single storey rear, part two storey side extension with 1no. rooflight following the demolition of existing shed. Roof extension with rear dormer window, 1no. front, 3no. side facing rooflights and roof windows to the front and side roof slopes. Installation of solar panels to side elevation of roof

    17 Sep 2026 Householder
  • 26/3410/HSE Awaiting decision

    54 Ferney Road Barnet EN4 8LE

    Single storey rear extension with alteration to the raised terrace area including new access steps to garden

    17 Sep 2026 Householder
  • 26/3385/HSE Awaiting decision

    Three Gables Bungalow Boyne Avenue London NW4 2JL

    Excavation of basement level with associated front and western lightwells. Single storey rear extensions with new patio area. Alterations to ground levels. Formation of first floor with new pitched gable roof with 2no. front and 2no. rear dormers and 2no. front facing, 2no side rooflights with associated hard and soft landscaping

    16 Sep 2026 Householder
  • 26/3386/HSE Awaiting decision

    9 Colin Gardens London NW9 6EL

    Single storey rear extension with 1no. rooflight following demolition of the existing garage

    16 Sep 2026 Householder
  • 26/3363/HSE Awaiting decision

    125 Park Road Barnet EN4 9QN

    Single storey side / rear extension including garage with 1no. roof lantern following the demolition of existing garage and front porch. Roof extension involving hip to gable on both sides with rear dormer window and 3no. front facing rooflights

    15 Sep 2026 Householder