17 Lakeside Irthlingborough NN9 5SW

1. 2 Sep 2025

   Received by North Northamptonshire

2. 18 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 13 Nov 2025

   Decision issued: Application Permitted/Approved

4. 10 Aug 2026

   Added to PlanIndex

North Northamptonshire granted permission on 13 November 2025, 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 50 Lodge Way Irthlingborough NN9 5YJ

  26/01810/LDE Submitted 29 Jun 2026 200 yards away

  Garden room currently used as gym area, home office and storage space

  Granted Lawful development 10 docs

• 19 Lodge Way Irthlingborough NN9 5YJ

  26/02613/HFUL Submitted 14 Sep 2026 200 yards away

  91% historically approved · decision due ~9 Nov

  Single-storey rear extension to replace the existing structurally defective conservatory

  Awaiting decision Extension
  Small domestic

• 50 Lodge Way Irthlingborough NN9 5YJ

  26/01811/HFUL Submitted 29 Jun 2026 200 yards away

  Part demolition of existing decking and erection of obscure glazing panels. Retrospective planning for steps to decking and existing decking

  Refused Demolition Windows or glazing

• Land Adjacent 6 Glovers Close Irthlingborough

  25/01878/TPO Submitted 28 Nov 2025 200 yards away

  T1; English Oak - reduce by 2-3m.

  Granted Trees 5 docs

• 7 Dairy Way Irthlingborough NN9 5TH

  26/01619/TPO Submitted 11 Jun 2026 250 yards away

  T1279 (Ash) - To be cut back from adjacent property (2m clearance)

  Decided Trees

• 2 Ryehill Close Irthlingborough NN9 5FB

  26/00365/HFUL Submitted 9 Feb 2026 400 yards away

  Garage conversion.

  Granted Householder 10 docs
  Small domestic

• 26/03025/LDP Awaiting decision

  3 Prospect Avenue Irchester NN29 7DZ

  Hip to gable roof alterations, loft conversion including rear dormer and conversion of existing garage

  Received 22 Oct, published by the council 23 Oct 2026 Lawful development
• 26/03024/LDP Awaiting decision

  122 Blenheim Walk Corby NN18 9HB

  Erection of a three-storey rear extension, extending 3 metres beyond the rear elevation

  22 Oct 2026 Lawful development
• 26/02460/LDP Decided

  6 Belvedere Road Kettering NN15 7NE

  Change of use from C3 to C2

  Received 28 Aug, published by the council 1 Sep 2026 Lawful development
• 26/01066/LDP Decided

  17 Lytham Lane Corby NN17 5BQ

  Loft conversion into habitable space with 4 no. rooflights to the front

  Received 16 Apr, published by the council 27 Jul 2026 Lawful development
• 26/02954/LDP Awaiting decision

  67 Alexandra Road Wellingborough NN8 1EF

  Rear ground floor extension, rear dormer and internal alterations to facilitate conversion to 6 bedroom HMO

  Received 16 Oct, published by the council 19 Oct 2026 Lawful development