4 Rothamsted Avenue Harpenden Hertfordshire Al5 2Db

1. 16 Mar 2026

   Received by St Albans

2. 17 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 Jul 2026

   Decision issued: DC3 Conditional Permission

4. 7 Sep 2026

   Added to PlanIndex

St Albans granted permission on 1 July 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.

• 8 Rothamsted Avenue Harpenden Al5 2Db

  TP/2016/0518 Submitted 16 Nov 2016 50 yards away

  Holly trees on front left hand boundary - Reduce to height of the neighbouring Holly trees.

  Granted Trees 2 docs

• 8 Rothamsted Avenue Harpenden Al5 2Db

  TP/2016/0519 Submitted 14 Nov 2016 50 yards away

  1 x Laburnum in front garden of property - Fell. Reasons: Low amenity value and poor condition.

  Granted Trees 2 docs

• 11 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dd

  TP/2025/0614 Submitted 23 Nov 2025 50 yards away

  T2 Sycamore - Crown reduction by. 3-4m approx (primary cuts) and crown clean T1 Oak - Crown reduction by 3-4m approx (primary cuts) & crown clean. Removal of basil growth and crown lift south side to balance.

  Granted Trees 4 docs

• 15A Rothamsted Avenue Harpenden Al5 2Dd

  TP/2017/0539 Submitted 18 Oct 2017 50 yards away

  Reduce Laurel hedge to 4m height. Fell dead Hawthorn (exempt work for latter tree).

  Granted Trees 3 docs

• 11 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dd

  TP/2021/0098 Submitted 1 Mar 2021 50 yards away

  Rear garden trees. T1 Sycamore - Crown reduction by 4-6m approx. T2 Oak - Crown reduction by 3-4m approx.

  Granted Trees 2 docs

• 15 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dd

  5/2016/3482 Submitted 22 Nov 2016 50 yards away

  Basement floor to create garage with vehicle lift, lightwells and staircase with external access, part single, part two storey side and rear extension incorporating rear orangery with roof lantern, new chimney, rear raised patio and associated landscaping

  Granted Householder Extension Windows or glazing 26 docs
  Domestic

• 5/2026/0517 Granted

  28 White Hedge Drive St Albans Hertfordshire Al3 5Tt

  Proposed two-storey rear extension, loft conversion, and alterations to the existing front entrance porch

  Received 16 Mar, published by the council 31 Aug 2026 Householder
• 5/2026/1055 Granted

  39 Oakwood Drive St Albans Hertfordshire Al4 0Ul

  Erection of a part single-storey, part two-storey wraparound extension, loft conversion including a rear dormer and rooflights, and construction of a front porch

  Received 1 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/1278 Granted

  39 Foxcroft St Albans Hertfordshire Al1 5Ss

  Proposed C3 residential extension including two storey front and single storey front and side with internal alterations

  Received 1 Jul, published by the council 24 Jul 2026 Householder
• 5/2026/1170 Granted

  20 Nimrod Close St Albans Hertfordshire Al4 9Xy

  Extension of existing raised rear terrace with privacy screening and associated alterations to rear fenestration

  Received 17 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/1338 Granted

  16 Hunters Ride Bricket Wood Hertfordshire Al2 3Lx

  Proposed front porch

  Received 11 Jul, published by the council 9 Aug 2026 Householder