5 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

1. 20 May 2026

   Received by St Albans

2. 15 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. 30 Jul 2026

   Status changed to Under Consideration

   Previously Under Consultation.

5. Decision

   Awaiting decision

   Decision expected by 10 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   St Albans took a median of 76 days over the applications it decided in the last year.

This application is with St Albans for determination, against a statutory target of eight weeks. Over the last year St Albans's median decision took 76 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on St Albans's portal will say. Our guide explains the common types.

• 9 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

  5/2021/1575 Submitted 24 May 2021 50 yards away

  Erection of part two storey side extension and part single storey rear extension, with installation of rear dormer (resubmission following withdrawal of 5/2021/0488)

  Granted Householder Extension Loft or dormer 16 docs
  Small domestic

• 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