Planning application
3 Northumberland Street Alnwick Northumberland NE66 1LT
Works: Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Listed Building Consent for the Installation of one replacement bathroom window and one French Door to replace window on rear elevation
As published by the council, reference 26/01647/LBC
Application record
- Reference
- 26/01647/LBC
- Type
- Listed Building Consent
- Status
- Registered
- Received
- 11 May 2026
- Validated
- 14 May 2026
- Ward
- Alnwick Castle
- Parish
- Alnwick
- Decision by
- Delegated Decision
- Postcode
- NE66 1LT
Timeline
Dates from the published record
-
11 May 2026
Received by Northumberland National Park
-
14 May 2026
Validated
Checked as complete and ready for consideration.
-
27 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 9 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Northumberland National Park took a median of 48 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Argyle Planning Consultancy Ltd Agent, a planning consultancy registered in Alnwick
Active · incorporated 2010 · Alnwick
14 applications on PlanIndex · across 2 councils · 83% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
7 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 documentsWhat happens while it is decided
This application is with Northumberland National Park for determination, against a statutory target of eight weeks. Over the last year Northumberland National Park decided heritage and listed building applications in a median of 58 days. More in our guide to how long planning decisions take.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
3 Northumberland Street Alnwick Northumberland NE66 1LT
Listed Building Consent for the Installation of one replacement bathroom window and one French Door to replace window on rear elevation
Granted Heritage and listed buildings Windows or glazing 10 docs -
The Rainbow Day Nursery Northumberland Street Alnwick NE66 1LT
Trees in a Conservation Area : group of 16 conifers - fell due to shading, excessive growth and outgrown their situation.
Granted Trees 5 docs -
Tower House Northumberland Street Alnwick Northumberland NE66 1LT
Listed Building Consent to add an EV charger
Withdrawn Heritage and listed buildings 9 docs -
23 Pottergate Alnwick Northumberland NE66 1JW
Trees in a Conservation Area: 1 x Betula Jacque, 1 x Prunus Autumn Rose, 1 x Amalanchier Lamarkii, 1 x Acer Palm, 1 x Prunus Padus Wateri, 1 x Viburnum Bodnant and 1 x tree, species unknown Prune all to approximate height of 12 - 14'
Granted Trees 4 docs -
Narrowgate House 31 - 33 Narrowgate Alnwick Northumberland NE66 1JL
86% historically approved · decision due ~22 Sep
Proposed change of use of Narrowgate House to 10no. holiday apartments with installation of roof windows
Awaiting decision Full applications New dwelling Windows or glazing 34 docs -
Narrowgate House 31 - 33 Narrowgate Alnwick Northumberland NE66 1JL
92% historically approved · decision due ~22 Sep
Proposed change of use of Narrowgate House to 10no. holiday apartments with installation of roof windows
Awaiting decision Heritage and listed buildings New dwelling Windows or glazing 30 docs
Other heritage and listed building applications
In Northumberland National Park
-
26/02831/LBC Withdrawn
Angel Of Peace Castlegate Berwick-Upon-Tweed Northumberland TD15 1JX
Listed Building Consent for the installation of a 6m high flagpole within the curtilage of the Angel of Peace war memorial
-
26/03550/LBC Awaiting decision
Bari Tea 28 Narrowgate Alnwick Northumberland NE66 1JG
Listed Building Consent for structural repair, stabilisation works and associated conservation works
-
26/02877/LBC Granted
Acomb House The Green Acomb Northumberland NE46 4PH
Listed Building Consent for the alteration of the existing internal areas to form a new door access at ground floor to the kitchen area
-
26/02871/LBC Refused
10 Castle Street Norham Northumberland TD15 2LQ
Listed Building Consent for renovation/preservation of building interior involving structural repairs to lounge ceiling, damp-proofing works to walls of rear outbuilding and re-pointing of external stone walls.
-
26/03535/LBC Awaiting decision
North Cottage Marley Cote Walls Hexham Northumberland NE47 0DQ
Listed Building Consent - Glass roof orangery to rear