12 Ridge Avenue Harpenden Hertfordshire Al5 3Lu

1. 22 Jan 2021

   Received by St Albans

2. 19 Feb 2021

   Validated

   Checked as complete and ready for consideration.

3. 20 Jun 2021

   Decision issued: DC3 Conditional Permission

4. 21 Aug 2026

   Added to PlanIndex

St Albans granted permission on 20 June 2021, 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.

• 277 Luton Road Harpenden Hertfordshire Al5 3Ln

  5/2017/3389 Submitted 29 Nov 2017 100 yards away

  Single storey front and side extensions, garage conversion, and alterations to openings

  Granted Householder Extension 11 docs
  Small domestic

• 271 Luton Road Harpenden Hertfordshire Al5 3Ln

  5/2016/3745 Submitted 15 Dec 2016 100 yards away

  Part garage conversion, pitched roof with rooflights to replace rear extension original flat roof and alterations to openings

  Granted Householder Extension Loft or dormer 9 docs
  Small domestic

• 19 Wells Close Harpenden Al5 3Lq

  TP/2017/0441 Submitted 4 Sep 2017 100 yards away

  T21 Oak - Reduce crown by 25%. Reason - To maintain crown size in a limited area, increase light into the garden and maintain crown health.

  Granted Trees 2 docs

• Twin Oaks 13 Wells Close Al5 3Lq

  TP/2017/0317 Submitted 23 Jun 2017 100 yards away

  T29 Oak - Reduce by 2-3m back to previous reduction points. Reason - To allow more light into the garden and maintain previous management process.

  Granted Trees 2 docs

• 5 Wells Close Harpenden Hertfordshire Al5 3Lq

  TP/2026/0076 Submitted 19 Feb 2026 100 yards away

  T1 Oak - Reduce canopy by 2m to reduce chance of limb failures. T2 Hornbeam - Reduce canopy by 2m to maintain canopy size and prevent trees growing further in to each nearby trees. T3 Hornbeam - Reduce canopy by 2m to maintain canopy size and prevent tree

  Granted Trees 3 docs

• 26 Ridge Avenue Harpenden Hertfordshire Al5 3Lt

  5/2026/0600 Submitted 25 Mar 2026 100 yards away

  Single storey rear extension with roof lights. Single storey front extension with roof light. Internal alterations. Single storey brick built out building

  Granted Householder Extension Loft or dormer 10 docs
  Small 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