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Planning application

171 Carlton Avenue East, Wembley, HA9 8PU

Granted Brent 25/3579 Householder

Works: Extension Loft or dormer Windows or glazing Small domestic

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

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Proposed hip to gable roof extension, rear dormer extension, single storey rear extension, first floor side extension, conversion of garage into habitable room with replacement of garage door with window, addition of soft landscaping and bin storage to the front garden of the dwellinghouse.

As published by the council, reference 25/3579

Application record

Reference
25/3579
Type
Householder
Status
Decided
Decision
Granted As published: Permission Granted
Received
23 Dec 2025
Validated
14 Jan 2026
Decided
11 Mar 2026
Ward
Preston
Decision by
Delegated Team Manager
Postcode
HA9 8PU

Site history

Applications at this address on the Brent register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 25/2839 Granted

    171 Carlton Avenue East, Wembley, HA9 8PU

    Proposed conversion of garage into a habitable room, replacing garage door with a window, single storey rear extension, first floor side extension, single storey outbuilding in the rear garden of the dwellinghouse.

    Decided 2 Dec 2025 Householder

Timeline

Dates from the published record

  1. 23 Dec 2025

    Received by Brent

  2. 14 Jan 2026

    Validated

    Checked as complete and ready for consideration.

  3. 11 Mar 2026

    Decision issued: Permission Granted

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Iwan Architecture Agent, an architecture practice

12 applications on PlanIndex · across 3 councils · 73% granted

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Documents

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

17 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.

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What this grant of permission means

Brent granted permission on 11 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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 0.3 miles

  • 179 Carlton Avenue East, Wembley, HA9 8PU

    21/3307 Submitted 31 Aug 2021 50 yards away

    Conversion of the existing dwelling into two self-contained flats, creation of small-planted front area, new high brick wall at front, installation of ACO drainage and provision of bin/bike storage

    Granted Full applications New dwelling 7 docs
    Domestic
  • 171 Carlton Avenue East, Wembley, HA9 8PU

    25/2839 Submitted 7 Oct 2025 50 yards away

    Proposed conversion of garage into a habitable room, replacing garage door with a window, single storey rear extension, first floor side extension, single storey outbuilding in the rear garden of the dwellinghouse.

    Granted Householder Extension Windows or glazing 20 docs
    Small domestic
  • 155 Carlton Avenue East, Wembley, HA9 8PU

    24/2079 Submitted 26 Jul 2024 50 yards away

    Proposed demolition of existing garage, erection of two-storey side-to-rear extension and hip-to-gable roof extension with dormer to dwellinghouse

    Granted Householder Extension Loft or dormer +1 9 docs
    Domestic
  • 155 Carlton Avenue East, Wembley, HA9 8PU

    25/3127 Submitted 6 Nov 2025 50 yards away

    Demolition of existing garage and store, erection of two storey side to rear extension, roof alterations to include increase in ridge height, moving roof plane forward, hip-to-gable roof extension, rear dormer extension, conversion of dwellinghouse into 4x self contained flats and installation of rooflights and pv panels to dwellinghouse.

    Refused Full applications New dwelling Extension +3 13 docs
    Domestic
  • 155 Carlton Avenue East, Wembley, HA9 8PU

    26/0457 Submitted 23 Feb 2026 50 yards away

    Proposed conversion of dwellinghouse into 4x self contained flats, alterations to front and rear fenestration, alteration to roof of first-floor side extension, alteration to front and rear landscaping, new front boundary wall and refuse storage and EV charging point to front

    Granted Full applications New dwelling Extension +1 11 docs
    Small domestic
  • 149 Carlton Avenue East, Wembley, HA9 8PU

    20/2751 Submitted 7 Sep 2020 50 yards away

    Certificate of lawfulness for proposed hip to gable loft conversion with rear dormer window and two front rooflights to dwellinghouse.

    Granted Lawful development Loft or dormer Windows or glazing 7 docs
    Domestic

In Brent

  • 26/2300 Awaiting decision

    22 Plympton Avenue, London, NW6 7TJ

    Proposed single-storey side infill extension, replacement of ground floor rear door with window, and replacement of ground floor rear windows with sliding doors to dwellinghouse

    Received 10 Sep, published by the council 21 Sep 2026 Householder
  • 26/2292 Awaiting decision

    116 Stag Lane, Edgware, HA8 5LL

    Demolition of existing side store and proposed single store side to rear extension, first floor part side and rear extension, front porch extension, hip to gable extension, rear dormer window with 4x front rooflights and removal of chimney stack to the dwellinghouse.

    Received 9 Sep, published by the council 21 Sep 2026 Householder
  • 26/2264 Awaiting decision

    19 Littleton Road, Harrow, HA1 3SY

    Proposed demolition of existing garage, single storey side extension and single storey rear extension, and erection of a two-storey side extension, part single and part two storey rear extension, 1x side and 1x rear dormer extension, conversion of garage into habitable space with replacement of garage door with window, alteration to front, rear and side fenestration and removal of chimney to dwellinghouse.

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2262 Awaiting decision

    1 Chestnut Grove, Wembley, HA0 2LX

    Demolition of existing conservatory, part two storey rear extension, single storey structure to side extension & front porch and erection of single-storey side to rear extension, erection of first floor rear extension, alterations to raised patio, addition of hipped roof to first-floor side extension, 1x front & 1x rear rooflight, replacement of roof tiles, alterations to fenestrations, rendering to elevations, front porch canopy with pillars, new front door & new garage door to dwellinghouse

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2260 Awaiting decision

    19 Mitchell Way, London, NW10 0PT

    Proposed two storey rear extension and front porch extension with canopy to dwellinghouse.

    Received 4 Sep, published by the council 21 Sep 2026 Householder