4 Aplins Close Harpenden Al5 2Qd

1. 8 Dec 2016

   Received by St Albans

2. 28 Dec 2016

   Decision issued: Treeworks approval

3. 23 Sep 2026

   Added to PlanIndex

St Albans granted permission on 28 December 2016, 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.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 5 Townsend Lane Harpenden Hertfordshire Al5 2Py

  TP/2026/0490 Submitted 28 Sep 2026 50 yards away

  98% historically approved · decision due ~24 Nov

  T1 Beech - Crown reduction by up to 2m approx, give 4m clearance from building and crown lift over the highway to the legal limit 5.2m

  Awaiting decision Trees 5 docs

• 21 Townsend Lane Harpenden Hertfordshire Al5 2Py

  5/2026/1363 Submitted 13 Jul 2026 50 yards away

  89% historically approved · decision due ~8 Sep

  Installation of air-conditioning unit and acoustic barrier to existing unit

  Awaiting decision Householder 11 docs
  Domestic

• 1 Townsend Lane Harpenden Hertfordshire Al5 2Py

  5/2026/1376 Submitted 17 Jul 2026 50 yards away

  Two storey side/rear extensions, roof and internal alterations

  Withdrawn Extension 9 docs

• 15 Townsend Lane Harpenden Hertfordshire Al5 2Py

  5/2026/0841 Submitted 28 Apr 2026 50 yards away

  Discharge of Condition 6 (replacement tree planting) of planning permission 5/2023/2311 dated 20/05/2025 for Construction of five bedroom detached dwelling with integral garage and outbuilding to rear of garden following demolition of existing dwelling an

  Granted Conditions New dwelling Demolition 7 docs
  Small domestic

• 21 Townsend Lane Harpenden Hertfordshire Al5 2Py

  5/2025/2368 Submitted 11 Dec 2025 50 yards away

  Installation of air source heat pump and air conditioning unit

  Granted Householder 19 docs
  Domestic

• 4 Townsend Lane Harpenden Hertfordshire Al5 2Qe

  5/2026/1211 Submitted 23 Jun 2026 100 yards away

  Conversion of existing garage into a living room. New and replacement doors, windows & roof light to the existing house, with minor internal layout alterations.

  Granted Householder Loft or dormer Windows or glazing 15 docs
  Domestic

• TP/2026/0283 Granted

  86 Marshalswick Lane St Albans Hertfordshire Al1 4Xe

  Lime - reduce height by 5m, lateral reduction of 4m and crown clean

  Received 3 Jun, published by the council 24 Jul 2026 Trees
• TP/2026/0509 Awaiting decision

  36 Park Avenue North Harpenden Hertfordshire Al5 2Ed

  G1 - 5 lime trees at the front of the house to raise the canopy to approx 5 mentres and remove epicormic growth. This work is all general maintenasnce and to keep mtrees healthy and under control

  Received 5 Oct, published by the council 11 Oct 2026 Trees
• TP/2026/0506 Awaiting decision

  Old Bell 177 Luton Road Harpenden Hertfordshire Al5 3Bn

  5 x Oaks to lift to around 3m above ground level, remove deadwood greater than 40mm in diameter. Lift canopies on all Oaks to allow better view of area due to safety concerns & recent damage

  Received 5 Oct, published by the council 11 Oct 2026 Trees
• TP/2026/0507 Awaiting decision

  10 Monks Close Redbourn Hertfordshire Al3 7Ly

  TPO1910 (G1) Silver Birch x2 Reduce the overall crown height by approximately 5 metres, Reduce lateral growth by approximately 0.5 metres where necessary to maintain a balanced and natural crown form. Reason for works: To reduce the overall size of

  Received 5 Oct, published by the council 11 Oct 2026 Trees
• TP/2026/0402 Granted

  28 West Common Way Harpenden Hertfordshire Al5 2Lg

  T1 - oak tree reduce north east side of Oak tree by 3m. This tree has been heavily cut on the opposite side of the tree leaving the tree hugely unbalanced.

  Received 20 Aug, published by the council 25 Aug 2026 Trees