20 Wistlea Crescent Colney Heath St Albans Hertfordshire Al4 0Nl

1. 6 Feb 2026

   Received by St Albans

2. 9 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 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.

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.

• 11 Wistlea Crescent Colney Heath St Albans Hertfordshire Al4 0Nl

  5/2026/0495 Submitted 4 Mar 2026 50 yards away

  Front extension & new window to side

  Granted Householder Extension Windows or glazing 15 docs
  Domestic

• The Crooked Billet 88 High Street Colney Heath St Albans Hertfordshire Al4 0Np

  5/2025/1469 Submitted 4 Aug 2025 300 yards away

  AMENDED PLANS & ADDITIONAL INFORMATION - Erection of nine new dwellings, creation of a new minor vehicular access, and associated parking and landscaping

  Granted New dwelling 242 docs
  Several homes

• 25 Sleapcross Gardens Smallford St Albans Hertfordshire Al4 0Rx

  5/2026/0346 Submitted 24 Feb 2026 0.3 miles away

  Double storey rear extension with internal alterations and part demolition of existing

  Granted Householder Extension Demolition 9 docs
  Domestic

• 27 Sleapcross Gardens Smallford Hertfordshire Al4 0Rx

  5/2016/1810 Submitted 13 Jun 2016 0.3 miles away

  Single storey rear extension and side outbuilding (part-retrospective)

  Refused Householder Extension 8 docs
  Small domestic

• 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