The Retreat Chestnut Avenue Westerham KENT TN16 2EG

1. 7 Jun 2021

   Received by Sevenoaks

2. 10 Jun 2021

   Validated

   Checked as complete and ready for consideration.

3. 4 Aug 2021

   Decision issued: Granted

4. 19 Aug 2026

   Added to PlanIndex

Sevenoaks granted permission on 4 August 2021, 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.

• Greenhayes 1 Palace Road Westerham Kent TN16 2EH

  25/02935/DETAIL Submitted 14 Oct 2025 100 yards away

  Details pursuant to condition 4 (arboricultural method statement) of 25/01883/FUL

  Granted Conditions 6 docs

• Greenhayes 1 Palace Road Westerham Kent TN16 2EH

  26/00194/CONVAR Submitted 27 Jan 2026 100 yards away

  Variation of condition 2 (plans) of 25/01883/FUL to Demolition of existing dwelling and shed. Erection of replacement dwelling with roof lantern and solar panels. Wood burning stove flue. New outbuilding. Associated Hard and soft landscaping. Extension of driveway. EV charging points with amendment to relocate the position of the outbuilding with removal of existing septic tank and new septic tank in new position . Details provided to conditions 3 (materials), condition 5 (hard and soft landscaping, boundary treatments and hard surfacing and condition 11 (elevation drawings for bat boxes and bird boxes).

  Granted Conditions Extension Demolition +1 15 docs
  Small domestic

• Thiseldome Farm, Tatsfield Lane, Westerham, TN16 2EQ

  23/04842/FULL1 Submitted 20 Dec 2023 250 yards away

  Erection of Hay Store and Agricultural Machinery Store

  Granted Full applications 13 docs

• Heights Stables Westerham Hill Westerham Kent TN16 2ED

  25/03022/MMA Submitted 16 Oct 2025 300 yards away

  Amendment to 24/01806/FUL to change the boundary of Plot 2 and the turning head between Plots 6 & 7. Addition of new gate and boundary fence.

  Granted Amendments 12 docs
  Small domestic

• Heights Stables Westerham Hill Westerham Kent TN16 2ED

  26/01945/DETAIL Submitted 17 Jul 2026 300 yards away

  92% historically approved · decision due ~11 Sep

  Partia details pursuant to condition 14.4 (verification plan) of 24/01806/FUL

  Awaiting decision Conditions 5 docs

• Heights Stables Westerham Hill Westerham Kent TN16 2ED

  26/01946/DETAIL Submitted 17 Jul 2026 300 yards away

  92% historically approved · decision due ~11 Sep

  Details pursuant to condition 15 (verification report) of 24/01806/FUL

  Awaiting decision Conditions 5 docs

• 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