20 The Avenue Chiswick W4 1HT

This site has had 4 applications since 2025: 2 approved, 0 refused.

• 261255HH Granted

  20 The Avenue Chiswick W4 1HT

  Single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden.

  Decided 3 Jul 2026 Householder
• 261256LBC Granted

  20 The Avenue Chiswick W4 1HT

  Construction of a single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden (Listed Building Consent)

  Decided 3 Jul 2026 Heritage and listed buildings
• 254708HH Awaiting decision

  20 The Avenue Chiswick W4 1HT

  Construction of single storey garden outbuilding with basement level; and replacement boundary treatment facing Queen Anne's Gardens and the installation of an air conditioning condenser unit

  Submitted 15 Dec 2025 Householder

1. 15 Dec 2025

   Received by Old Oak and Park Royal Development Corporation

2. 3 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Old Oak and Park Royal Development Corporation took a median of 55 days over the applications it decided in the last year.

• Application: 254708HH (Awaiting decision)

This application is with Old Oak and Park Royal Development Corporation for determination, against a statutory target of eight weeks. Over the last year Old Oak and Park Royal Development Corporation decided heritage and listed building applications in a median of 64 days. More in our guide to how long planning decisions take.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 20 The Avenue Chiswick W4 1HT

  261255HH Submitted 23 Mar 2026 50 yards away

  Single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden.

  Granted Householder Extension 24 docs
  Small domestic

• 20 The Avenue Chiswick W4 1HT

  261256LBC Submitted 23 Mar 2026 50 yards away

  Construction of a single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden (Listed Building Consent)

  Granted Heritage and listed buildings Extension 27 docs
  Small domestic

• 20 The Avenue Chiswick W4 1HT

  261255HH Submitted 23 Mar 2026 50 yards away

  Single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden.

  Granted Householder Extension 24 docs
  Small domestic

• 20 The Avenue Chiswick W4 1HT

  261256LBC Submitted 23 Mar 2026 50 yards away

  Construction of a single storey rear extension to the existing rear extension including the enlargement of the existing roof terrace above at first floor level, internal and external alterations and general refurbishment of the house. Alterations to the existing services and the installation of an air conditioning condenser unit in the rear garden (Listed Building Consent)

  Granted Heritage and listed buildings Extension 27 docs
  Small domestic

• 20 The Avenue Chiswick W4 1HT

  254708HH Submitted 15 Dec 2025 50 yards away

  87% historically approved · decision due ~9 Feb

  Construction of single storey garden outbuilding with basement level; and replacement boundary treatment facing Queen Anne's Gardens and the installation of an air conditioning condenser unit

  Awaiting decision Householder 22 docs
  Small domestic

• 20 The Avenue Chiswick W4 1HT

  254708HH Submitted 15 Dec 2025 50 yards away

  88% historically approved · decision due ~9 Feb

  Construction of single storey garden outbuilding with basement level; and replacement boundary treatment facing Queen Anne's Gardens and the installation of an air conditioning condenser unit

  Awaiting decision Householder 22 docs
  Small domestic

• 262876LBC Granted

  Acton Town Underground Station Gunnersbury Lane Acton W3 8HN

  Works to Platform 2, including removal of 3 existing cameras; installation of six cameras and associated trunking; installation of two Monitor Display Arrays (MDAs) (Listed Building Consent)

  Received 23 Jul, published by the council 10 Sep 2026 Heritage and listed buildings
• 263492LBC Awaiting decision

  7 Hillcrest Road Ealing W5 2JL

  Refurbishment and improvement of the Grade II listed single-family dwelling, to retain, repair and enhance the architectural and historic character of the building, with interventions limited to those reasonably necessary to support its continued use (Listed Building Consent)

  Received 17 Sep, published by the council 12 Oct 2026 Heritage and listed buildings
• 262908CPLB Granted

  25 Queen Annes Grove Chiswick W4 1HW

  Internal alterations (Lawful Development Certificate for a Proposed Works to a Listed Building)

  Received 16 Jul, published by the council 20 Aug 2026 Heritage and listed buildings
• 262521LBC Granted

  27 -29 Queen Annes Grove Chiswick W4 1HW

  Cyclical maintenance and external decorations; changes and replacements to the rainwater goods from roofs; removal of felt flat roof coverings to be replaced with new lead flat roofs; external alterations (Listed Building Consent)

  Received 24 Jun, published by the council 27 Jul 2026 Heritage and listed buildings
• 262586LBC Withdrawn

  St Marys Church St Marys Road Ealing W5 5RH

  Proposed installation of New External Handrails to External Side Doors D.11 and D.15. (Listed Building Consent)

  Received 29 Jun, published by the council 27 Jul 2026 Heritage and listed buildings