30 Rosemary Drive London Colney Hertfordshire Al2 1Ud

1. 20 Mar 2026

   Received by St Albans

2. 23 Mar 2026

   Validated

   Checked as complete and ready for consideration.

3. 30 Jun 2026

   Decision issued: DC3 Conditional Permission

4. 7 Sep 2026

   Added to PlanIndex

St Albans granted permission on 30 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.

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.

• 28 Rosemary Drive London Colney Hertfordshire Al2 1Ud

  5/2026/1715 Submitted 18 Sep 2026 50 yards away

  75% historically approved · decision due ~17 Nov

  Certificate of Lawfulness (propopsed) - Replacement of 13 existing white-painted timber flush-casement windows with white heritage-style flush-casement uPVC double-glazed windows. The replacement windows will occupy the existing window openings and replic

  Awaiting decision Lawful development Windows or glazing 3 docs

• 14 Rosemary Drive London Colney Hertfordshire Al2 1Ud

  5/2017/3137 Submitted 7 Nov 2017 50 yards away

  Loft conversion and alterations to openings

  Granted Householder Loft or dormer 12 docs
  Domestic

• 4 Rosemary Drive London Colney Hertfordshire Al2 1Ud

  5/2017/3505 Submitted 11 Dec 2017 50 yards away

  Single storey rear extension and alterations to openings

  Refused Householder Extension 10 docs
  Small domestic

• 31 Rosemary Drive London Colney Hertfordshire Al2 1Ud

  5/2026/0511 Submitted 16 Mar 2026 50 yards away

  Certificate of Lawfulness (proposed) - Replacement of existing timber flush casement windows with heritage-style flush casement uPVC windows replicating the existing design, proportions, glazing pattern and colour. Replacement of existing rear patio doors

  Granted Lawful development Windows or glazing 11 docs

• 12 Tamarix Crescent London Colney Hertfordshire Al2 1Ut

  TP/2026/0425 Submitted 28 Aug 2026 150 yards away

  G1 Treeline behind the rear garden of 12 Tamarix Crescent, to carry out a prune of the roots to the fence line that are currently lifting the paving slabs in the garden of number 12. Then to install a barrier to prevent the growth from causing the same is

  Granted Trees 4 docs
  Small domestic

• 12 Tamarix Crescent London Colney Hertfordshire Al2 1Ut

  TP/2026/0391 Submitted 11 Aug 2026 150 yards away

  T154 Ash - Cut back off Boundary Fence line to give a 1m clearance

  Granted Trees 2 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