Underriver House Underriver House Road Underriver Kent TN15 0SL

This site has had 2 applications since 2026: 2 approved, 0 refused.

• 26/00058/LBCALT Granted

  Underriver House Underriver House Road Underriver Kent TN15 0SL

  5no. internal layout changes, introduction of 3no. floor vents in external paving, introduction of air conditioning units within joinery of 2no. bedrooms, reinstatement of 1no. fireplace, removal of modern ceiling joists in 1no. bedroom, new glazing arrangement to front door and fanlight, and like-for-like rebuild of 18m portion of front boundary wall.

  Decided 10 Apr 2026 Heritage and listed buildings

1. 12 Jan 2026

   Received by Sevenoaks

2. 16 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 13 Apr 2026

   Decision issued: Granted

4. 8 Aug 2026

   Added to PlanIndex

Sevenoaks granted permission on 13 April 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.

• Underriver House Underriver House Road Underriver Kent TN15 0SL

  26/00058/LBCALT Submitted 12 Jan 2026 50 yards away

  5no. internal layout changes, introduction of 3no. floor vents in external paving, introduction of air conditioning units within joinery of 2no. bedrooms, reinstatement of 1no. fireplace, removal of modern ceiling joists in 1no. bedroom, new glazing arrangement to front door and fanlight, and like-for-like rebuild of 18m portion of front boundary wall.

  Granted Heritage and listed buildings Windows or glazing 19 docs
  Small domestic

• Underriver House Underriver House Road Underriver Sevenoaks Kent TN15 0SL

  23/01522/LBCALT Submitted 1 Jun 2023 50 yards away

  Structural strengthening works to Main House.

  Granted Heritage and listed buildings 12 docs

• Underriver House Underriver House Road Underriver Sevenoaks Kent TN15 0SL

  23/01862/LBCALT Submitted 30 Jun 2023 50 yards away

  Amendments to 23/00038/LBCALT for renovation of main house and stables building including adjustment of doorways, adjustment of first floor bathroom layouts, replacement of modern dormers with new casement windows, install of externally mounted CCTV cameras and removal of damaged ground floor floorboards.

  Granted Heritage and listed buildings Loft or dormer Windows or glazing 13 docs

• Underriver House Underriver House Road Underriver Sevenoaks Kent TN15 0SL

  23/01529/HOUSE Submitted 2 Jun 2023 50 yards away

  Demolition of modern greenhouse and timber sheds to East of existing stable block and replacement with new Gym outbuilding. New landscape proposals around Gym including paved terrace to the east.

  Granted Householder Demolition 13 docs
  Small domestic

• Underriver House Underriver House Road Underriver Sevenoaks Kent TN15 0SL

  23/01530/LBCALT Submitted 2 Jun 2023 50 yards away

  Demolition of modern greenhouse and timber sheds to East of existing stable block and replacement with new Gym outbuilding. New landscape proposals around Gym including paved terrace to the east.

  Withdrawn Heritage and listed buildings Demolition 12 docs

• Underriver House Underriver House Road Underriver Sevenoaks Kent TN15 0SL

  23/01626/DETAIL Submitted 5 Jun 2023 50 yards away

  Details pursuant to condition 6 (external materials) of 23/00038/LBCALT

  Granted Conditions 6 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