88 Hillingdon Avenue Sevenoaks Kent TN13 3QU

1. 24 Nov 2025

   Received by Sevenoaks

2. 4 Dec 2025

   Validated

   Checked as complete and ready for consideration.

3. 29 Jan 2026

   Decision issued: Granted

4. 8 Aug 2026

   Added to PlanIndex

Sevenoaks granted permission on 29 January 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.

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.

• 16 The Crescent Sevenoaks Kent TN13 3QY

  02/01514/FUL Submitted 1 Jul 2002 150 yards away

  Victorian style white PVCu Conservatory

  Granted Full applications Extension 2 docs

• 16 Wildernesse Mount Sevenoaks Kent TN13 3QS

  03/00323/FUL Submitted 10 Feb 2003 150 yards away

  Enlarged single storey side extension.

  Granted Full applications Extension 2 docs
  Small domestic

• Kent Cottage Wildernesse Mount Sevenoaks Kent TN13 3QS

  26/00965/LBCALT Submitted 13 Apr 2026 200 yards away

  77% historically approved · decision due ~2 Jul

  Replace existing glazing with vacuum glazing as per methodology within Design, Access and Heritage Statement

  Awaiting decision Heritage and listed buildings Windows or glazing 14 docs

• Kent Cottage Wildernesse Mount Sevenoaks Kent TN13 3QS

  26/00054/DETAIL Submitted 12 Jan 2026 200 yards away

  Details pursuant to condition 5 (Method Statement) of 25/02254/LBCALT.

  Withdrawn Conditions 9 docs

• Kent Cottage Wildernesse Mount Sevenoaks Kent TN13 3QS

  25/02253/HOUSE Submitted 8 Aug 2025 200 yards away

  Demolish existing single-storey side projection, to be replaced with new single-storey side extension. Repair windows and replace two windows. Demolish existing greenhouse to be replaced with garden office building.

  Granted Householder Extension Demolition +1 17 docs
  Small domestic

• Kent Cottage Wildernesse Mount Sevenoaks Kent TN13 3QS

  25/02254/LBCALT Submitted 8 Aug 2025 200 yards away

  77% historically approved · decision due ~3 Oct

  Demolish existing single-storey side projection, to be replaced with new single-storey side extension. Internal alterations to ground, first, and second floors. Repair windows and replace two windows. Demolish existing greenhouse to be replaced with garden office building.

  Awaiting decision Heritage and listed buildings Extension Demolition +1 16 docs
  Small domestic

• 26/01183/HOUSE Granted

  Windy Ridge Church Road Hartley Kent DA3 8DY

  Proposed demolition of existing outbuilding and erection of single-storey rear extension.

  Received 8 May, published by the council 26 Jul 2026 Householder
• 26/01364/HOUSE Granted

  Kennels Cottage 1 Coombe Road Otford Kent TN14 5RJ

  Demolition of existing porch and construction/relocation of new porch, new single storey rear extension. Alterations to roof line and fenestration, including new dormers, roof lights and changes to windows and doors. Widened parking area, new path and pedestrian gate and fence. Associated hard and soft landscaping.

  Received 29 May, published by the council 26 Jul 2026 Householder
• 26/00879/HOUSE Refused

  Pinewood Church Road Hartley Kent DA3 8DN

  Two story side extension with a part pitched roof to the front elevation and then flat roof to rear and a rooflight to the existing roof above the existing staircase. New pedestrian access with new wall and removal of existing hedge. Alterations to fenestration.

  Received 1 Apr, published by the council 29 Jul 2026 Householder
• 26/01245/HOUSE Refused

  Ashdown Well Hill Lane Orpington Kent BR6 7QJ

  Front and rear extension with the addition of new wall/roof cladding materials and rooflights. Alterations to fenestration.

  Received 15 May, published by the council 26 Jul 2026 Householder
• 26/01118/HOUSE Granted

  Bothy Cottage Highfield Row Dow Lane Knatts Valley Kent TN15 6XN

  Demolition of existing porch; rear conservatory and shed; erection of single storey front with open porch and rear extension and detached garage; installation of rooflights, air source heat pump, air con unit and solar panels, alterations of fenestration and associated works. Juliet balcony. Landscaping.

  Received 30 Apr, published by the council 26 Jul 2026 Householder