137 Marshalswick Lane St Albans Hertfordshire Al1 4Ux

1. 22 May 2025

   Received by St Albans

2. 23 May 2025

   Validated

   Checked as complete and ready for consideration.

3. 30 Oct 2025

   Decision issued: DC3 Conditional Permission

4. 21 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.

• 68 Kingshill Avenue St Albans Hertfordshire Al4 9Qb

  5/2017/2489 Submitted 31 Aug 2017 93m away

  Certificate of Lawfulness (proposed) - Roof extension with rear dormer window and rooflights to front

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 46 Kingshill Avenue St Albans Hertfordshire Al4 9Qb

  5/2026/0131 Submitted 27 Jan 2026 93m away

  Single storey rear infill extension, two storey side and part rear extension, garage conversion, single storey and part two storey front extension

  Decided Householder Extension 14 docs
  Small domestic

• 78 Kingshill Avenue St Albans Hertfordshire Al4 9Qb

  5/2017/2554 Submitted 6 Sep 2017 93m away

  Two storey side extension following demolition of garage, first floor side and rear extension and single storey front and rear extensions, hipped to gable roof extension and existing rear dormer window, new front rooflights and alterations to openings (re

  Decided Householder Extension Loft or dormer +2 14 docs
  Small domestic

• 84 Marshalswick Lane St Albans Hertfordshire Al1 4Xe

  5/2017/2541 Submitted 6 Sep 2017 113m away

  Single storey rear and side extensions, garage conversion , alterations to openings and installation of rooflights following demolition of existing conservatory

  Decided Householder Extension Loft or dormer +1 10 docs
  Small domestic

• 86 Marshalswick Lane St Albans Hertfordshire Al1 4Xe

  TP/2026/0283 Submitted 3 Jun 2026 113m away

  Lime - reduce height by 5m, lateral reduction of 4m and crown clean

  Decided Trees 3 docs

• 16 Kingshill Avenue St Albans Hertfordshire Al4 9Qd

  5/2016/3847 Submitted 23 Dec 2016 187m away

  Two storey rear extension, hip to gable roof extension, loft conversion with rear dormer window, garage conversion, single storey front extension, new patio, alterations to openings and installation of rooflights following removal of one chimney

  Decided Householder Extension Loft or dormer +1 12 docs
  Small 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