421 Kettering Road Northampton NN3 6QR

1. 29 Jun 2026

   Received by West Northamptonshire

2. 15 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 27 Jul 2026

   Added to PlanIndex

4. 4 Sep 2026

   Decision issued: Approval

West Northamptonshire granted permission on 4 September 2026, 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.

• 13 Highlands Avenue, Northampton, NN3 6BG

  2024/4759/FULL Submitted 11 Oct 2024 100 yards away

  Rear single storey flat roof extension, to provide ground floor bedroom and wet room.

  Granted Full applications Extension 12 docs
  Small domestic

• 23 Squires Walk Northampton NN3 6AL

  2026/1131/LDP Submitted 6 Mar 2026 200 yards away

  Lawful development certificate (proposed) for single-storey side extension to provide an additional bedroom, and a garage conversion to a hairdressing studio (ancillary to the dwelling) and a storeroom

  Granted Lawful development Extension 7 docs
  Small domestic

• 24 Squires Walk Northampton NN3 6AL

  2024/4837/TPO Submitted 16 Oct 2024 200 yards away

  Canopy Reduction to 1 x Sycamore Tree TPO: 327/007 - A3

  Granted Trees 5 docs

• 20 Squires Walk Northampton NN3 6AL

  2025/4155/TPO Submitted 2 Oct 2025 200 yards away

  T1 - Ash, suspected Ash die-back, sparse crown. Proposal to fell to ground level.

  Granted Trees 5 docs

• 30 Squires Walk Northampton NN3 6AL

  2024/4222/TPO Submitted 5 Sep 2024 200 yards away

  Remove 1 x dead Pine Tree Prune 1 x Pine Tree TPO 007 - A2

  Granted Trees 5 docs

• Rathgar Care Home, 349 Kettering Road, Northampton, NN3 6QT

  2025/4490/S73 Submitted 10 Oct 2025 200 yards away

  Variation of conditions 8,9,10,14,16,17&18 of approved WNN/2021/0159 [Demolition of existing dwelling at no. 351 Kettering Road and replacement with part single, part two and part three storey extension to Rathgar Care Home together with parking and associated works] To amend the extant planning permission by amending the wording of 7 planning conditions, so that the construction of the extensions can be split into 2 phases. No changes to the design of the development. Proposals would be completed in accordance with the approved drawing numbers as per condition 2.

  Granted Amendments Extension Demolition 22 docs
  Domestic

• 2026/2282/HH Granted

  The Thatched House Manor Road Sulgrave OX17 2SE

  Replace existing front box hedge (affected by box blight) with a proposed locally sourced stone wall.

  Received 20 May, published by the council 10 Aug 2026 Householder
• 2026/3539/HH Granted

  1 Milverton Crescent Northampton NN3 3AT

  Proposed first floor dormer extension to side elevation

  Received 13 Aug, published by the council 9 Sep 2026 Householder
• 2026/3160/HH Granted

  15 High Street Astcote NN12 8NW

  Proposed external material changes, changes to glazing and internal alterations

  Received 22 Jul, published by the council 10 Aug 2026 Householder
• 2026/3455/HH Granted

  Mulberry Barn Track To Littleworth Duncote NN12 8AL

  Proposed single storey side extension. Single storey garage to replace existing.

  Received 10 Aug, published by the council 1 Sep 2026 Householder
• 2026/3087/HH Granted

  Grange Barn 17 Heritage Farm Close Northampton NN4 6FG

  Replacement of 3no. first floor and 1no. ground floor wooden double glazed windows (retrospective)

  Received 24 Jul, published by the council 22 Aug 2026 Householder