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Planning application

Tillmouth House Tillmouth Park Cornhill-On-Tweed Northumberland TD12 4UT

Awaiting decision Northumberland National Park 26/02720/FUL Full Application

Works: Extension Demolition 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

Proposed Internal alterations, along with demolition of existing single storey utility, and construction of new entrance and utility extension

As published by the council, reference 26/02720/FUL

Application record

Reference
26/02720/FUL
Type
Full Application
Status
Registered
Received
31 Jul 2026
Validated
31 Jul 2026
Ward
Norham & Islandshires
Parish
Cornhill-on-Tweed
Decision by
Delegated Decision
Postcode
TD12 4UT

Site history

Applications at this address on the Northumberland National Park register

This site has had 2 applications since 2026.

  • 26/02721/LBC Awaiting decision

    Tillmouth House Tillmouth Park Cornhill-On-Tweed Northumberland TD12 4UT

    Listed Building Consent - Proposed Internal alterations, along with demolition of existing single storey utility, and construction of new entrance and utility extension

    Submitted 31 Jul 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 31 Jul 2026

    Received by Northumberland National Park

  2. 3 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 25 September 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 38 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Insight Architectural Design Ltd Agent, an architecture practice registered in Morpeth

Active · incorporated 2018 · Morpeth

29 applications on PlanIndex · across 3 councils · 100% 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 record

Documents

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

27 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.

Trade members open them from here.

Open the documents

What 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 full applications in a median of 56 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Tillmouth House Tillmouth Park Cornhill-On-Tweed Northumberland TD12 4UT

    26/02721/LBC Submitted 31 Jul 2026 0m away

    90% historically approved · decision due ~28 Sep

    Listed Building Consent - Proposed Internal alterations, along with demolition of existing single storey utility, and construction of new entrance and utility extension

    Awaiting decision Heritage and listed buildings Extension Demolition 26 docs
    Small domestic

  • Tillmouth House Tillmouth Park Cornhill-On-Tweed Northumberland TD12 4UT

    26/02720/FUL Submitted 31 Jul 2026 324m away

    87% historically approved · decision due ~25 Sep

    Proposed Internal alterations, along with demolition of existing single storey utility, and construction of new entrance and utility extension

    Awaiting decision Full applications Extension Demolition 26 docs
    Small domestic

  • Tillmouth House Tillmouth Park Cornhill-On-Tweed Northumberland TD12 4UT

    26/02721/LBC Submitted 31 Jul 2026 324m away

    92% historically approved · decision due ~28 Sep

    Listed Building Consent - Proposed Internal alterations, along with demolition of existing single storey utility, and construction of new entrance and utility extension

    Awaiting decision Heritage and listed buildings Extension Demolition 25 docs
    Small domestic

In Northumberland National Park

  • 26/02540/FUL Refused

    Lyneburn House Fenrother Lane Fenrother Northumberland NE61 3DS

    Single storey side extension improving kitchen, utility and storage (retrospective)

    21 Jul 2026 Full applications
  • 26/02552/FUL Granted

    Alnwick Retail Park Taylor Drive Alnwick Northumberland

    Installation of electric vehicle charging hub with associated infrastructure including lighting/CCTV.

    21 Jul 2026 Full applications
  • 26/02535/FUL Granted

    Moor View Moor Road Prudhoe Northumberland NE42 5PB

    Single storey rear and side extension and internal reconfiguration.

    21 Jul 2026 Full applications
  • 26/02556/FUL Granted

    9 Longmeadows Darras Hall Ponteland Northumberland NE20 9DX

    Front, side and rear extensions

    21 Jul 2026 Full applications
  • 26/03259/FUL Awaiting decision

    Brook House Ridley Mill Road Stocksfield Northumberland NE43 7QU

    Erection of a two-storey pitched roof extension to replace the approved single-storey flat-roof extension on the same footprint as the previously approved scheme (ref: 24/01893/FUL)

    15 Sep 2026 Full applications