15B Lacon Close Southampton SO18 1JA

1. 28 Jul 2026

   Validated

   Checked as complete and ready for consideration.

2. 12 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 22 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Southampton took a median of 54 days over the applications it decided in the last year.

This application is with Southampton for determination, against a statutory target of eight weeks. Over the last year Southampton decided full applications in a median of 55 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 21 Lacon Close Southampton SO18 1JA

  22/00168/TPO Submitted 20 Jul 2022 1m away

  Horse chest tree Tree No. 3518 tree tag: 139 Lacon Close 21-22a - Raise canopy over road only to 5m above ground level, Raise canopy over car parking area only to 3.5m above ground level.

  Granted Trees 3 docs

• 14B Lacon Close Southampton SO18 1JA

  23/00036/TPO Submitted 31 Jan 2023 1m away

  Oak as marked on plan - Fell

  Granted Trees 7 docs

• 21 Lacon Close Southampton SO18 1JA

  24/00210/TPO Submitted 27 Aug 2024 1m away

  T3518 Tree tag: 1511 Horse Chestnut - Crown lift to 3.5 metres all round and 5.metres over the carriageway. Crown reduce tree by 2m all round. Height to be reduced to 17m and crown spread reduced to 15m. Cut back to a suitable side growth point to provide 1.0m clearance from the adjacent street lamp. The crown reduction will help to reduce the pressure on the lower section of the tree around the main union area.

  Refused Trees 5 docs

• 15A Lacon Close Southampton SO18 1JA

  26/00149/TPO Submitted 2 Jun 2026 1m away

  T1 Copper Beech - Reduce entire canopy by 3m, back to suitable growth points.

  Refused Trees 3 docs

• 11 Lacon Close Southampton SO18 1JA

  21/00728/FUL Submitted 11 May 2021 7m away

  Erection of a single storey rear extension and replacement front porch

  Granted Full applications Extension 4 docs
  Small domestic

• 37 Thorold Road Southampton SO18 1HZ

  26/00092/FUL Submitted 2 Feb 2026 98m away

  Erection of a single-storey side extension, roof alterations to facilitate loft conversion with dormer windows on the front and rear elevations.

  Withdrawn Full applications Extension Loft or dormer +2 1 doc
  Small domestic

• 25/01090/FUL Granted

  Land Adjacent, 20 Alfriston Gardens Southampton SO19 8GA

  Erection of a 2/3 storey, 3-bedroom dwelling and associated amenities. (resubmission of 21/01536/FUL) (amended after validation to remove rooms in the roof)

  11 Dec 2025 Full applications
• 26/00995/FUL Awaiting decision

  Land Adj 20 Edwina Close Southampton SO19 7BH

  Erection of a 2 x two-storey dwellings (2 x 2-bedroom) with associated amenities.

  Full applications
• 26/00959/FUL Awaiting decision

  88 Bluebell Road Southampton SO16 3LP

  Erection of two storey side extension and bin storage to the front.

  Full applications
• 26/00873/FUL Awaiting decision

  Highcliff House Highcliff Avenue Southampton SO14 0TN

  Conversion of ground floor flat to 2x1 bed flats with external alterations

  Full applications
• 26/01022/FUL Awaiting decision

  293 Coxford Road Southampton SO16 5LD

  Change of use from dwelling house (Class C3) to house in multiple occupation (HMO Class C4) with loft conversion with roof alterations and dormer on rear elevation with a single-storey rear extension and associated amenities

  Full applications