21 Hammers Gate Chiswell Green St Albans Hertfordshire Al2 3Dz

1. 11 Feb 2026

   Received by St Albans

2. 12 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 29 Apr 2026

   Decision issued: DC3 Conditional Permission

4. 24 Jul 2026

   Added to PlanIndex

St Albans granted permission on 29 April 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.

• 8 Hammers Gate Chiswell Green St Albans Hertfordshire Al2 3Dz

  5/2026/0350 Submitted 24 Feb 2026 50 yards away

  Two-storey side extension with loft conversion and flat roof dormer. Replacement porch and alterations to the front landscaping to provide two parking spaces. Single-storey rear extension. New outbuilding for office use.

  Granted Householder Extension Loft or dormer 20 docs
  Small domestic

• 212 Watford Road Chiswell Green St Albans Hertfordshire Al2 3Ea

  5/2017/2728 Submitted 27 Sep 2017 100 yards away

  Advertisement consent - Display of two halo illuminated and one non illuminated fascia signs, six non-illuminated wall-mounted signs, nine non-illuminated post-mounted signs, one non illuminated totem sign and two sets of non-illuminated acrylic letters a

  Granted Advertising 19 docs

• 311A-313 Watford Road Chiswell Green St Albans Hertfordshire Al2 3Da

  5/2016/1817 Submitted 6 Jun 2016 150 yards away

  Discharge of Conditions 8 (landscape design proposals) and 9 (soft landscape works) of Planning Permission 5/2015/3018 dated 01/04/2016 for Demolition of existing dwellings and construction of one, four bedroom and one, five bedroom dwelling with associa

  Granted Conditions Demolition 5 docs
  Domestic

• 106 Stanley Avenue Chiswell Green St Albans Hertfordshire Al2 3Aw

  5/2017/2773 Submitted 2 Oct 2017 200 yards away

  Alterations and extension to loft space with rear dormer windows

  Granted Householder Extension Loft or dormer +1 16 docs
  Domestic

• 31 Farringford Close Chiswell Green St Albans Hertfordshire Al2 3Hs

  5/2017/2486 Submitted 3 Sep 2017 250 yards away

  Removal of chimney stack and loft conversion with rear dormer window and two front rooflights

  Granted Householder Loft or dormer Windows or glazing 12 docs
  Domestic

• 17 Farringford Close Chiswell Green St Albans Hertfordshire Al2 3Hs

  5/2026/0722 Submitted 10 Apr 2026 250 yards away

  Certificate of Lawfulness (proposed) - Conversion of existing attached garage into habitable rooms

  Granted Lawful development 5 docs

• 5/2026/1089 Granted

  25 High Firs Crescent Harpenden Hertfordshire Al5 1Nb

  Removal of the existing flat roof and construction of a pitched roof to the front elevation

  Received 5 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/0989 Granted

  Mabel 30 Faircross Way St Albans Hertfordshire Al1 4Sd

  Construction of single storey garden golf studio

  Received 18 May, published by the council 24 Jul 2026 Householder
• 5/2026/0631 Granted

  28 Wroxham Way Harpenden Hertfordshire Al5 4Pp

  Proposed two storey side and rear extension and single storey rear extension, alterations to patio, boundary treatments and landscaping.

  Received 27 Mar, published by the council 24 Jul 2026 Householder
• 5/2026/1265 Granted

  43 Granby Avenue Harpenden Hertfordshire Al5 5Qp

  Following demolition of store rooms etc, proposed two-storey side and rear extensions, single-storey side and rear extensions along with internal and external alterations, new openings and chimney removal

  Received 30 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/1152 Granted

  43A Moreton End Lane Harpenden Hertfordshire Al5 2Ha

  Addition of flat roof dormers to the first-floor ensuite bathroom on both the front and rear elevations. New utility room added to the rear of the garage space.

  Received 15 Jun, published by the council 24 Jul 2026 Householder