34 Thirlmere Drive St Albans Hertfordshire Al1 5Qr

This site has had 2 applications since 2026: 1 approved, 1 refused.

• 5/2026/0043 Refused

  34 Thirlmere Drive St Albans Hertfordshire Al1 5Qr

  Single storey rear extension with raised patio (replacing existing conservatory)

  Decided 6 May 2026 Householder

1. 6 May 2026

   Received by St Albans

2. 16 Jun 2026

   Decision issued: NCS Prior approval not required

3. 24 Jul 2026

   Added to PlanIndex

St Albans granted permission on 16 June 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 34 Thirlmere Drive St Albans Hertfordshire Al1 5Qr

  5/2026/0043 Submitted 9 Jan 2026 50 yards away

  Single storey rear extension with raised patio (replacing existing conservatory)

  Refused Householder Extension 9 docs
  Small domestic

• 5 Catham Close St Albans Hertfordshire Al1 5Qt

  5/2026/1644 Submitted 7 Sep 2026 100 yards away

  89% historically approved · decision due ~3 Nov

  Single storey rear extension. New front porch. Loft conversion with dormer. Alterations to facades.

  Awaiting decision Householder Extension Loft or dormer 16 docs
  Small domestic

• 20 Catham Close St Albans Hertfordshire Al1 5Qt

  5/2021/1145 Submitted 12 Apr 2021 100 yards away

  Single storey front extension with rooflights, loft conversion to habitable space with rear dormer window and rooflights to front elevation and alterations to openings

  Granted Householder Extension Loft or dormer +1 11 docs
  Small domestic

• 10 Ennerdale Close St Albans Hertfordshire Al1 5Qa

  5/2026/1675 Submitted 10 Sep 2026 150 yards away

  89% historically approved · decision due ~6 Nov

  Rear summer house and new porch to front of house

  Awaiting decision Householder Extension 7 docs
  Small domestic

• 56 Windermere Avenue St Albans Hertfordshire Al1 5Qn

  5/2017/3266 Submitted 20 Nov 2017 200 yards away

  Single storey rear extension (retrospective)

  Granted Householder Extension 11 docs
  Small domestic

• 56 Windermere Avenue St Albans Hertfordshire Al1 5Qn

  5/2021/1472 Submitted 17 May 2021 200 yards away

  First floor rear extension - retrospective (resubmission following refusal of 5/2020/1327)

  Granted Householder Extension 10 docs
  Domestic

• 5/2026/1784 Awaiting decision

  Sainsburys Everard Close St Albans Hertfordshire Al1 2Qu

  Prior Approval - A non-domestic, flat roof-mounted solar PV installation. 916 modules are designed for the system. Each panel is rated at 455W, totalling a system size of 416.78kW

  Received 1 Oct, published by the council 4 Oct 2026 Prior approval
• 5/2026/1777 Awaiting decision

  66 Pondfield Crescent St Albans Hertfordshire Al4 9Pf

  Prior Notification - Single storey rear extension 3.0m in height x 6.0m in depth with 2.70m height to eaves

  Received 29 Sep, published by the council 4 Oct 2026 Prior approval
• 5/2026/1579 Granted

  9 Cambridge Road St Albans Hertfordshire Al1 5Lh

  Prior Notification - Single storey rear extension 2.95m in height x 6m in depth with 2.95m height to eaves

  Received 25 Aug, published by the council 31 Aug 2026 Prior approval
• 5/2026/1727 Awaiting decision

  9 Tassell Hall Redbourn Hertfordshire Al3 7Jd

  Prior Notification - Single storey rear extension 3.4m in height x 4m in depth with 2.6m height to eaves

  Received 22 Sep, published by the council 26 Sep 2026 Prior approval
• 5/2026/1701 Awaiting decision

  Unit 1 Riverside Industrial Estate London Colney Bypass London Colney Hertfordshire Al2 1Hj

  Prior Approval - Demolition of Unit 1 comprises a singular rectangular industrial building with a service yard and hardstanding area for vehicle parking. The building extends to approximately 6,409.87 sqm and is of steel portal frame construction. The bui

  Received 17 Sep, published by the council 23 Sep 2026 Prior approval