9 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

1. 24 May 2021

   Received by St Albans

2. 25 May 2021

   Validated

   Checked as complete and ready for consideration.

3. 8 Jul 2021

   Decision issued: DC3 Conditional Permission

4. 31 Aug 2026

   Added to PlanIndex

St Albans granted permission on 8 July 2021, 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.

• 9A Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2025/1661 Submitted 8 Sep 2025 50 yards away

  96% historically approved · decision due ~3 Dec

  Discharge of Condition 15 (bio diversity net gain) of planning permission 5/2024/2258 dated 01/09/2025 for Demolition of existing semi-detached duplex properties and construction of two, three bedroom semi-detached houses with attic accommodation with as

  Awaiting decision Conditions Demolition 4 docs

• 11 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2021/1515 Submitted 20 May 2021 50 yards away

  Single storey side and rear extensions and internal alterations

  Granted Householder Extension 8 docs
  Small domestic

• 11 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2025/2322 Submitted 22 Dec 2025 50 yards away

  Rear ground and basement floor extensions with associated hard and soft landscaping

  Granted Householder Extension 28 docs
  Domestic

• 9A Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2026/0407 Submitted 3 Mar 2026 50 yards away

  75% historically approved · decision due ~29 Apr

  Certificate of Lawfulness (proposed) - Erection of a single-storey detached outbuilding within the rear garden of the dwellinghouse

  Awaiting decision Lawful development 5 docs
  Small domestic

• 9B Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2026/0409 Submitted 3 Mar 2026 50 yards away

  75% historically approved · decision due ~29 Apr

  Certificate of Lawfulness (proposed) - Erection of a single-storey detached outbuilding within the rear garden of the dwellinghouse

  Awaiting decision Lawful development 5 docs
  Small domestic

• 15 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2017/3063 Submitted 26 Oct 2017 50 yards away

  Demolition of garage and outbuilding and erection of two storey side extension with accommodation in roofspace

  Granted Householder Extension Demolition 21 docs
  Small domestic

• 5/2026/0517 Granted

  28 White Hedge Drive St Albans Hertfordshire Al3 5Tt

  Proposed two-storey rear extension, loft conversion, and alterations to the existing front entrance porch

  Received 16 Mar, published by the council 31 Aug 2026 Householder
• 5/2026/1055 Granted

  39 Oakwood Drive St Albans Hertfordshire Al4 0Ul

  Erection of a part single-storey, part two-storey wraparound extension, loft conversion including a rear dormer and rooflights, and construction of a front porch

  Received 1 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/1278 Granted

  39 Foxcroft St Albans Hertfordshire Al1 5Ss

  Proposed C3 residential extension including two storey front and single storey front and side with internal alterations

  Received 1 Jul, published by the council 24 Jul 2026 Householder
• 5/2026/1170 Granted

  20 Nimrod Close St Albans Hertfordshire Al4 9Xy

  Extension of existing raised rear terrace with privacy screening and associated alterations to rear fenestration

  Received 17 Jun, published by the council 24 Jul 2026 Householder
• 5/2026/1338 Granted

  16 Hunters Ride Bricket Wood Hertfordshire Al2 3Lx

  Proposed front porch

  Received 11 Jul, published by the council 9 Aug 2026 Householder