51 Milford Hill Harpenden Hertfordshire Al5 5Bl

This site has had 2 applications since 2026: 1 approved, 0 refused.

• 5/2026/0918 Awaiting decision

  51 Milford Hill Harpenden Hertfordshire Al5 5Bl

  Proposed demolition of outbuildings attached to the rear of the property, construction of a new porch, erection of a two-storey side extension, and single and two-storey rear extensions with associated internal alterations

  Submitted 11 May 2026 Householder

1. 11 May 2026

   Received by St Albans

2. 13 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 16 Jun 2026

   Decision issued: NCS Prior approval not required

4. 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.

• 51 Milford Hill Harpenden Hertfordshire Al5 5Bl

  5/2026/0918 Submitted 11 May 2026 50 yards away

  89% historically approved · decision due ~7 Jul

  Proposed demolition of outbuildings attached to the rear of the property, construction of a new porch, erection of a two-storey side extension, and single and two-storey rear extensions with associated internal alterations

  Awaiting decision Householder Extension Demolition 17 docs
  Small domestic

• 43 Common Lane Batford Harpenden Hertfordshire Al5 5Dn

  5/2026/0936 Submitted 13 May 2026 100 yards away

  Single storey front & side extension to replace garage, single storey rear extension and first floor side extensions.

  Granted Householder Extension 17 docs
  Small domestic

• 11 Holcroft Road Batford Harpenden Hertfordshire Al5 5Bg

  5/2026/0775 Submitted 17 Apr 2026 150 yards away

  Proposed side two storey extension over existing ground floor side extension and single storey rear extension

  Granted Householder Extension 11 docs
  Small domestic

• 23 Roundfield Avenue Harpenden Hertfordshire Al5 5Bd

  5/2026/1202 Submitted 23 Jun 2026 250 yards away

  Erection of single storey extension to the side and rear of existing dwelling

  Granted Householder Extension 19 docs
  Small domestic

• 49 Batford Road Harpenden Hertfordshire Al5 5At

  5/2017/3168 Submitted 9 Nov 2017 300 yards away

  Single storey rear extension and loft conversion with front and rear dormer windows

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 50A Batford Road Harpenden Hertfordshire Al5 5At

  5/2017/2930 Submitted 12 Oct 2017 300 yards away

  Single storey rear extension

  Granted Householder Extension 9 docs
  Small 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