85 Grand Avenue Hassocks West Sussex BN6 8DG

1. 27 Mar 2026

   Received by Mid Sussex

2. 12 May 2026

   Decision issued: Permission

3. 12 Aug 2026

   Added to PlanIndex

The council has decided this application; the published outcome sits in the record above and the decision notice on the council portal carries the detail, including any conditions.

If permission was granted, work must normally begin within three years of the decision. If it was refused, the applicant can appeal within the statutory time limit or submit a revised scheme.

Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.

More on householder applications in our guide

• 9 Mackie Avenue Hassocks West Sussex BN6 8NH

  DM/26/0358 Submitted 11 Feb 2026 88m away

  Loft conversion including the addition of a flat-roofed rear dormer, two smaller hipped side dormers and the addition of one roof window.

  Decided Lawful development Loft or dormer Windows or glazing 16 docs

• 9 Mackie Avenue Hassocks West Sussex BN6 8NH

  DM/26/0359 Submitted 11 Feb 2026 88m away

  Proposed single storey rear extension.

  Decided Householder Extension 22 docs
  Small domestic

• 118 Grand Avenue Hassocks West Sussex BN6 8DG

  DM/21/2393 Submitted 22 Jun 2021 112m away

  Erection of single storey rear extension extending beyond the rear wall of the original house by 5.4 meters, to a maximum height of 3 metres and the height of the eaves of 2.4 metres.

  Granted Prior approval Extension 7 docs
  Small domestic

• 9 Adastra Avenue Hassocks West Sussex BN6 8DP

  DM/26/0655 Submitted 13 Mar 2026 122m away

  Proposed ground floor rear extension.

  Decided Householder Extension 8 docs
  Domestic

• 5 Adastra Avenue Hassocks West Sussex BN6 8DP

  DM/23/0191 Submitted 23 Jan 2023 129m away

  Proposed rear extension to kitchen/dining room and loft conversion with rear dormer.

  Decided Lawful development Extension Loft or dormer 8 docs

• 16 Mackie Avenue Hassocks West Sussex BN6 8NL

  DM/26/0713 Submitted 19 Mar 2026 189m away

  Proposed single storey rear extension

  Decided Householder Extension 8 docs
  Small domestic

• DM/26/1124 Granted

  Fir Trees Hazelgrove Road Haywards Heath West Sussex RH16 3PQ

  Close existing vehicle access, raise highway kerb and footway to WSCC specification and fence boundary as existing. Creation of new access on the north onto New England Road.

  5 May 2026 Householder
• DM/25/1705 Decided

  Sunte House Birchen Lane Haywards Heath West Sussex RH16 1RZ

  Proposed demolition and removal of roof canopy and stairs to existing garage and replace with new wooden staircase. Proposed construction of rear extension to main house and extension linking the Dairy and Toolshed outbuildings. Proposed construction of new poolhouse and associated external and internal works, including window replacements.

  3 Jul 2025 Householder
• DM/26/1162 Decided

  5 Watermead Balcombe Haywards Heath West Sussex RH17 6EY

  A two storey side extension, set back from the existing front elevation. Single storey rear extension. New door to the rear external wall.

  8 May 2026 Householder
• DM/26/0412 Decided

  Barrington House Portsmouth Wood Drive Lindfield Haywards Heath West Sussex RH16 2DW

  Proposed ground mounted PV solar panels.

  17 Feb 2026 Householder
• DM/26/0793 Decided

  Hillbury Cottage Horsham Road Handcross Haywards Heath West Sussex RH17 6DB

  Proposed 3m extension to an existing dropped kerb.

  27 Mar 2026 Householder