Summerbank 11 The Crescent Horsham West Sussex RH12 1NA

1. 16 Dec 2025

   Received by Horsham

2. 24 Dec 2025

   Validated

   Checked as complete and ready for consideration.

3. 16 Feb 2026

   Decision issued: Application Permitted

4. 12 Aug 2026

   Added to PlanIndex

Horsham granted permission on 16 February 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.

• 17 The Crescent Horsham West Sussex RH12 1NA

  DC/26/1267 Submitted 7 Aug 2026 50 yards away

  98% historically approved · decision due ~15 Oct

  Demolition of existing single storey front extension and erection of replacement single storey front extension, erection of a single storey rear extension, installation of front and rear dormer windows, alterations to fenestration, installation of a rooflight, erection of a roof terrace, and associated landscaping works.

  Awaiting decision Householder Extension Loft or dormer +2 11 docs
  Small domestic

• 8 The Crescent Horsham West Sussex RH12 1NB

  DC/24/1288 Submitted 23 Aug 2024 50 yards away

  Erection of a single storey rear extension.

  Granted Householder Extension 13 docs
  Small domestic

• 4 Riverside Horsham West Sussex RH12 1NX

  DC/26/1118 Submitted 13 Jul 2026 100 yards away

  Non Material Amendment to previously approved application DC/26/0364 (Erection of a two storey side extension) to step the extension in off the boundary by 100mm.

  Granted Amendments Extension 8 docs

• 4 Riverside Horsham West Sussex RH12 1NX

  DC/26/0364 Submitted 27 Feb 2026 100 yards away

  98% historically approved · decision due ~5 May

  Erection of a two storey side extension.

  Decided Householder Extension 15 docs
  Domestic

• Managers Office Hills Place Horsham West Sussex RH12 1XT

  DC/24/1220 Submitted 13 Aug 2024 100 yards away

  Surgery to 1x Common Yew, 1x Copper Beech, 2x Sycamore, 1x Common Elder. Fell 1x Jacquemont's Birch.

  Granted Trees 5 docs

• 7 Riverside Horsham West Sussex RH12 1NX

  DC/25/1547 Submitted 25 Sep 2025 100 yards away

  Erection of a first floor side extension and single-storey rear extension.

  Granted Householder Extension 14 docs
  Small domestic

• DC/26/1294 Granted

  Meadow Cottage Wineham Lane Wineham West Sussex BN5 9AY

  Erection of single storey rear extension and replacement of timber garage roof and walls.

  Received 12 Aug, published by the council 2 Sep 2026 Householder
• DC/26/1291 Granted

  The Spinney Melrose Place Storrington West Sussex RH20 3HH

  Erection of a single-storey rear extension.

  Received 11 Aug, published by the council 2 Sep 2026 Householder
• DC/26/1279 Granted

  21 Wood Croft Billingshurst West Sussex RH14 9XL

  Erection of a single storey rear extension.

  Received 10 Aug, published by the council 2 Sep 2026 Householder
• DC/26/1264 Granted

  25 Springfield Park North Parade Horsham West Sussex RH12 2BF

  Loft conversion with installation of front and rear roof lights.

  Received 6 Aug, published by the council 23 Aug 2026 Householder
• DC/26/1260 Granted

  34 Staples Barn Henfield West Sussex BN5 9PN

  Erection of front porch and alterations to front elevation, replacement of existing brickwork and tile hanging and replacement of existing flat roof with pitched roof.

  Received 6 Aug, published by the council 23 Aug 2026 Householder