12 Boleyn Drive St Albans Hertfordshire Al1 2Bs

1. 9 Jan 2026

   Received by St Albans

2. 11 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 31 Aug 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.

• 19 Mentmore Road St Albans Hertfordshire Al1 2Bg

  5/2026/1200 Submitted 22 Jun 2026 109m away

  Certificate of Lawfulness (proposed) - Removal of the existing side access door and alterations to the fenestration of the existing single storey rear extension, including the replacement of existing rear ground floor windows with a new enlarged kitchen w

  Granted Lawful development Extension Windows or glazing 17 docs
  Small domestic

• 25 Mentmore Road St Albans Hertfordshire Al1 2Bg

  5/2026/1245 Submitted 25 Jun 2026 109m away

  Single storey rear extension 4m x in depth x 3.70m in height x 2.70m in height to the eaves

  Refused Prior approval Extension 5 docs
  Small domestic

• 11 Monks Close St Albans Hertfordshire Al1 2Ew

  5/2026/1054 Submitted 1 Jun 2026 119m away

  Demolition of existing outbuilding to make way for new single storey rear extension, with new front porch and loft conversion with rear facing dormer and front facing solar PV panels

  Decided Householder Extension Loft or dormer +1 11 docs
  Small domestic

• 9 Monks Close St Albans Hertfordshire Al1 2Ew

  5/2026/0994 Submitted 19 May 2026 119m away

  Prior Notification - Single storey rear extension 3.3m in height x 3.5m in depth with 3m height to eaves

  Granted Prior approval Extension 6 docs
  Small domestic

• 25 Sadleir Road St Albans Hertfordshire Al1 2Bl

  5/2016/3063 Submitted 10 Oct 2016 120m away

  Certificate of Lawfulness (proposed) - construction of a single storey rear extension

  Granted Lawful development Extension 8 docs
  Small domestic

• 18 Leyland Avenue St Albans Hertfordshire Al1 2Be

  5/2026/0303 Submitted 17 Feb 2026 183m away

  Erection of two bedroom dwelling, along with the provision of vehicle parking, refuse/recycling and cycle stores, boundary treatments, and associated landscaping, installation of heat pump and solar panels and new vehicle crossover

  Decided 30 docs
  Domestic

• 5/2026/1173 Decided

  6 Longacres St Albans Hertfordshire Al4 0Dr

  Demolition of existing outbuilding and construction of single storey rear extension

  18 Jun 2026 Householder
• 5/2026/0299 Decided

  12 Rowlatt Drive St Albans Hertfordshire Al3 4Nb

  Demolition of existing side and rear extension and construction of a canopy porch, part single, part two storey front, two storey side and single storey rear extension

  17 Feb 2026 Householder
• 5/2026/0318 Refused

  7 Ardens Way St Albans Hertfordshire Al4 9Uw

  Demolition of existing side canopy, detached garage, rear patio and garden shed and the construction of two storey front, side and rear extensions, together with part single storey rear extension and a front porch canopy and extension to driveway

  19 Feb 2026 Householder
• 5/2026/1139 Decided

  50 Fontmell Close St Albans Hertfordshire Al3 5Hu

  Single storey rear extension and side windows with top openers over 1.7m high

  10 Jun 2026 Householder
• 5/2026/0525 Decided

  11 Hillside Road Harpenden Hertfordshire Al5 4Bs

  Garage conversion, with part roof extension and new front porch extension

  17 Mar 2026 Householder