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

This site has had 3 applications since 2026: 0 approved, 2 refused.

• 5/2026/1478 Refused

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

  Prior Approval - Demolition of building, site clearance and restoration

  Decided 28 Aug 2026 Prior approval
• 5/2026/1178 Refused

  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

  Decided 20 Jul 2026 Prior approval

1. 17 Sep 2026

   Received by St Albans

2. 23 Sep 2026

   Added to PlanIndex

St Albans has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

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

  5/2026/1178 Submitted 18 Jun 2026 50 yards away

  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

  Refused Prior approval Demolition 9 docs

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

  5/2026/1478 Submitted 4 Aug 2026 50 yards away

  Prior Approval - Demolition of building, site clearance and restoration

  Refused Prior approval Demolition 8 docs

• Units 4 To 5 Riverside Industrial Estate London Colney Bypass London Colney Hertfordshire Al2 1AY

  22/2146/ADJ Submitted 23 Dec 2022 200 yards away

  Outline application (access sought) for the demolition of existing buildings and the development of 7.57ha to provide flexible commercial/employment space falling within either Class B8 (Storage and Distribution) or a sui generis data centre and strategic (Consultation from Adjacent Borough).

  Granted Outline Demolition

• Waterside House Waterside London Colney Hertfordshire Al2 1Qx

  5/2016/3095 Submitted 12 Oct 2016 250 yards away

  Rear conservatory

  Refused Householder Extension 14 docs
  Small domestic

• 4 Robins Close London Colney Hertfordshire Al2 1Qt

  5/2026/1096 Submitted 8 Jun 2026 250 yards away

  Demolition of existing conservatory and construction of a single storey rear extension with rooflights and internal alterations

  Decided Householder Extension Loft or dormer +1 6 docs
  Small domestic

• 1 Robins Close London Colney Hertfordshire Al2 1Qt

  5/2026/0328 Submitted 20 Feb 2026 250 yards away

  First floor rear extension, new window to side elevation and internal alterations

  Granted Householder Extension Windows or glazing 9 docs
  Domestic

• 5/2026/1727 Decided

  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
• 5/2026/1414 Refused

  6 High Street Harpenden Hertfordshire Al5 2Tb

  Prior Approval - Retention of Commercial premises at ground floor level. Change of Use from Class E (Commercial, Business and Service) into Class C3 (Dwellinghouses)

  Received 23 Jul, published by the council 26 Jul 2026 Prior approval
• 5/2026/1655 Decided

  15 Trumpington Drive St Albans Hertfordshire Al1 2Jw

  Prior Notification - Single storey rear extension 3.20m in height x 4.30m in depth with 2.90m height to eaves

  Received 16 Sep, published by the council 23 Sep 2026 Prior approval
• 5/2026/1547 Granted

  28 Batchwood Drive St Albans Hertfordshire Al3 5Sb

  Prior Notification - Single storey rear extension 2.9m in height x 6m in depth with 2.6m height to eaves

  Received 12 Aug, published by the council 21 Aug 2026 Prior approval
• 5/2026/1650 Decided

  Turners Hall Farm Annables Lane Kinsbourne Green Harpenden Hertfordshire Al5 3Pt

  Prior Notification - Single storey rear extension 3.95m in height x 8m in depth with 3.95m height to eaves

  Received 8 Sep, published by the council 23 Sep 2026 Prior approval