22 William Allen Lane Lindfield Haywards Heath West Sussex RH16 2SF

This site has had 2 applications since 2021: 2 approved, 0 refused.

• DM/26/1423 Granted

  22 William Allen Lane Lindfield Haywards Heath West Sussex RH16 2SF

  Proposed first floor extension over existing music room/study and associated internal remodelling.

  Decided 17 Aug 2026

1. 28 Jun 2021

   Received by Mid Sussex

2. 16 Sep 2021

   Decision issued: Permission

3. 14 Sep 2026

   Added to PlanIndex

Mid Sussex granted permission on 16 September 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.

• 22 William Allen Lane Lindfield Haywards Heath West Sussex RH16 2SF

  DM/26/1423 Submitted 8 Jun 2026 50 yards away

  Proposed first floor extension over existing music room/study and associated internal remodelling.

  Granted Extension

• 8 Croxton Lane Lindfield Haywards Heath West Sussex RH16 2SD

  DM/19/4473 Submitted 28 Oct 2019 150 yards away

  Erection of a single storey rear extension extending beyond the rear wall of the original house by 5.850m, to a maximum height of 3.393m and the height of the eaves to 2.801m. The total enlargement including any existing enlargement will extend beyond the wall of the original dwelling by 5.850m, to a maximum height of 3.393m and the height of the eaves to 2.801m.

  Granted Prior approval Extension 10 docs
  Small domestic

• 5 William Allen Lane Lindfield Haywards Heath West Sussex RH16 2SA

  DM/26/1597 Submitted 29 Jun 2026 150 yards away

  94% historically approved · decision due ~6 Nov

  Retrospective application to raise land levels to create a levelled garden and install patio (updated plans received and description agreed on 11.09.2026)

  Awaiting decision 11 docs

• 5 William Allen Lane Lindfield Haywards Heath West Sussex RH16 2SA

  DM/25/2323 Submitted 12 Sep 2025 150 yards away

  Proposed single storey rear extension, single storey side extension, first floor rear extension and garage conversion, widening driveway, together with associated internal and external alterations

  Granted Householder Extension 13 docs
  Small domestic

• Little Croft Gravelye Lane Lindfield Haywards Heath West Sussex RH16 2SL

  DM/26/0284 Submitted 4 Feb 2026 200 yards away

  x2 Beech Trees - Crown Reduce by between 1 - 3 metres and no further than previous cut points.

  Granted Trees 8 docs

• Ashling Gravelye Lane Lindfield Haywards Heath West Sussex RH16 2SL

  DM/25/2368 Submitted 17 Sep 2025 300 yards away

  Lime Tree (T1) Reduce by 1 metre.

  Granted Trees 7 docs

• DM/26/2027 Awaiting decision

  Timbers Cansiron Lane Ashurst Wood East Grinstead West Sussex RH19 3SE

  Proposed two storey side and rear extension.

  Received 17 Aug, published by the council 19 Aug 2026 Householder
• DM/26/1085 Granted

  12 Hurst Gardens Hurstpierpoint Hassocks West Sussex BN6 9ST

  New pitched roof above ground floor projections on principal elevation. Conversion of integrated garage.

  Received 29 Apr, published by the council 31 Jul 2026 Householder
• DM/26/1059 Granted

  73 Folders Lane Burgess Hill West Sussex RH15 0DY

  Proposed first floor extension and extension to the rear and internal alterations to the property.

  Received 28 Apr, published by the council 31 Jul 2026 Householder
• DM/26/1056 Granted

  High Garth Stockcroft Road Balcombe Haywards Heath West Sussex RH17 6LG

  Demolition of existing side lean to porch, construction of a single storey rear extension, replacement single glazed windows to double glazed UPVC windows, alterations to fenestration and addition of two front facing skylights.

  Received 28 Apr, published by the council 31 Jul 2026 Householder
• DM/26/0451 Granted

  Cherry Hay Turners Hill Road East Grinstead West Sussex RH19 4LX

  Proposed single storey rear extension following replacement of existing conservatory. Single storey front entrance extension with extended roof to cover existing flat roof of bay window. Balustrading to existing first floor side balcony. Proposed detached carport.

  Received 20 Feb, published by the council 12 Aug 2026 Householder