11 Guildford Road Horsham West Sussex RH12 1LU

1. 24 Jan 2023

   Received by Horsham

2. 6 Apr 2023

   Decision issued: Application Permitted

3. 16 Aug 2026

   Added to PlanIndex

Horsham granted permission on 6 April 2023, 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.

• 22 Middleton Road Horsham West Sussex RH12 1JS

  DC/23/0478 Submitted 16 Mar 2023 100 yards away

  Erection of a two-storey rear extension.

  Granted Householder Extension 13 docs
  Domestic

• Managers Office Hills Place Horsham West Sussex RH12 1XT

  DC/24/1220 Submitted 13 Aug 2024 150 yards away

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

  Granted Trees 5 docs

• 78 Guildford Road Horsham West Sussex RH12 1LY

  DC/26/0633 Submitted 20 Apr 2026 150 yards away

  92% historically approved · decision due ~6 Jul

  Variation of Condition 1 of previously approved application reference DC/25/0882 (Erection of entrance gates) for an increase in the extent of the driveway within the front curtilage.

  Decided Amendments 3 docs

• 9 The Plat Horsham West Sussex RH12 2AE

  DC/25/1493 Submitted 17 Sep 2025 200 yards away

  Conversion of loft with extended side gable, rear dormer and front rooflights. Erection of a front porch and rear outbuilding / home office.

  Granted Householder Extension Loft or dormer 23 docs
  Small domestic

• 25 Curzon Avenue Horsham RH12 2LA

  DC/26/0861 Submitted 26 May 2026 200 yards away

  98% historically approved · decision due ~21 Jul

  Erection of a single storey front and rear extensions with addition of pitched roof over existing flat roofs and conversion and extension of existing garage into habitable living space.

  Decided Householder Extension 5 docs
  Small domestic

• Summerbank 11 The Crescent Horsham West Sussex RH12 1NA

  DC/25/2103 Submitted 16 Dec 2025 200 yards away

  Demolition of existing rear extension and erection of a single storey rear extension.

  Granted Householder Extension Demolition 12 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