50 Marshall Avenue St Albans Hertfordshire Al3 5Hs

1. 22 Aug 2016

   Received by St Albans

2. 12 Sep 2016

   Validated

   Checked as complete and ready for consideration.

3. 4 Nov 2016

   Decision issued: DC3 Conditional Permission

4. 15 Aug 2026

   Added to PlanIndex

The council has decided this application; the published outcome sits in the record above and the decision notice on the council portal carries the detail, including any conditions.

If permission was granted, work must normally begin within three years of the decision. If it was refused, the applicant can appeal within the statutory time limit or submit a revised scheme.

Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.

More on householder applications in our guide

• 50 Marshall Avenue St Albans Hertfordshire Al3 5Hs

  5/2016/3096 Submitted 16 Oct 2016 0m away

  Prior Notification - Single storey rear extension 2.8m in height x 4.2m in depth with 3.45m in height to the eaves

  Granted Prior approval Extension 6 docs
  Small domestic

• 50 Marshall Avenue St Albans Hertfordshire Al3 5Hs

  5/2016/2956 Submitted 29 Sep 2016 0m away

  Part single, part two storey rear extension and alterations to openings

  Decided Householder Extension 19 docs
  Domestic

• 5 Watson Avenue St Albans Hertfordshire Al3 5Hp

  5/2026/1097 Submitted 8 Jun 2026 171m away

  Demolition of existing rear outbuilding and single storey side projection and construction of single storey side and rear extension with rooflights. Hip to gable and loft conversion with front rooflights and rear dormer window

  Decided Householder Extension Loft or dormer +2 3 docs
  Small domestic

• 17 Watson Avenue St Albans Hertfordshire Al3 5Hp

  5/2026/0449 Submitted 9 Mar 2026 171m away

  Single storey front and rear extensions. New ground and first floor side elevation openings

  Refused Householder Extension 17 docs
  Small domestic

• 106 Beech Road St Albans Hertfordshire Al3 5Au

  5/2026/0197 Submitted 4 Feb 2026 193m away

  Erection of single storey rear extension with associated fenestration, insertion of skylights

  Decided Householder Extension Windows or glazing 11 docs
  Small domestic

• 34 Seymour Road St Albans Hertfordshire Al3 5Hw

  5/2025/2068 Submitted 11 Nov 2025 226m away

  Part single, part two storey side and rear extension with rooflights and alterations to openings

  Decided Householder Extension Loft or dormer 26 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