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Planning application

25 Cannon Street St Albans Hertfordshire Al3 5Jr

Awaiting decision St Albans 5/2026/0636 Householder

Works: Extension Loft or dormer Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Single storey side extension and loft conversion with rear facing dormer window and front facing rooflights

As published by the council, reference 5/2026/0636

Application record

Reference
5/2026/0636
Type
Householder
Status
Under Consideration
Received
27 Mar 2026
Validated
21 Apr 2026
Ward
Batchwood
Parish
Central St Albans
Decision by
Delegated
Postcode
AL3 5JR

Timeline

Dates from the published record

  1. 27 Mar 2026

    Received by St Albans

  2. 21 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 24 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 16 June 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.

Documents

Plans, drawings, consultee responses and the officer's report

17 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with St Albans for determination, against a statutory target of eight weeks. Over the last year St Albans decided householder applications in a median of 110 days. More in our guide to how long planning decisions take.

About householder applications

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.

Nearby applications

Within 0.3 miles

  • 49 Cannon Street St Albans Hertfordshire Al3 5Jr

    TP/2026/0438 Submitted 7 Sep 2026 50 yards away

    98% historically approved · decision due ~6 Nov

    T1 Cherry - crown reduced by up to 2.5m due to large crack appearing up the trunk of the tree.

    Awaiting decision Trees 3 docs
  • 37 Cannon Street St Albans Hertfordshire Al3 5Jr

    5/2026/1294 Submitted 6 Jul 2026 50 yards away

    89% historically approved · decision due ~6 Oct

    House refurbishment including single storey rear and side extension, basement extension with new front lightwell, roof alterations with rear dormer and conservation rooflights to the front

    Awaiting decision Householder Extension Loft or dormer +1 19 docs
    Small domestic
  • 8 Oster Street St Albans Hertfordshire Al3 5Jl

    TP/2026/0058 Submitted 23 Jan 2026 50 yards away

    T47 T46 T45 T43 and T42 This is to repollard the trees back to original points. To stop branches subsiding and blocking footpath. Safety

    Granted Trees 1 doc
  • 36 Oster Street St Albans Hertfordshire Al3 5Jl

    TP/2026/0178 Submitted 13 Apr 2026 50 yards away

    Tree in front of 36 Oster Street - pollard to match other trees in Oster street.

    Granted Trees 3 docs
  • 2 Oster Street St Albans Hertfordshire Al3 5Jl

    TP/2026/0099 Submitted 4 Mar 2026 50 yards away

    1x Lime Tree, outside of 2 Oster Street which requires a pollard.

    Granted Trees 4 docs
  • 16 Oster Street St Albans Hertfordshire Al3 5Jl

    TP/2026/0193 Submitted 23 Apr 2026 50 yards away

    Lime - Prune to clear utility lines

    Granted Trees 3 docs

In St Albans

  • 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