Search Treliske planning applications
18 applications received or decided in the last 12 months · within 1 km of the centre of Treliske · updated daily · Cornwall Council
Only 6 applications in the last 90 days, so this shows the last 12 months.
- Royal Cornwall Hospitals NHS Trust Royal Cornwall Hospital Treliske Truro Cornwall TR1 3LJAwaiting decisionNon material amendment in relation to decision notice PA20/03546 dated 21/06/2020 to allow Installation of external staircase for additional fire fighting accessReceived 20 Oct 2026PA26/07238
- Telecommunications Hereditament Wren Units Treliske Industrial Estate Truro Cornwall TR1 3QNAwaiting decisionNotification under the Electronic Communications Code (Conditions and Restrictions) Regulations 2003 (As Amended) to utilise Permitted Development RightsReceived 29 Sep 2026PA26/06747
- Land NE Of Public Health Laboratory Royal Cornwall Hospital Treliske Truro Cornwall TR1 3LJAwaiting decisionExtension of the existing High Voltage (HV) Intake Switchroom and the provision of two small Ring Main Unit (RMU) roomsReceived 17 Sep 2026PA26/06279
- Land At Tre-El-Verne Close Truro TR1 3NPAwaiting decisionApplication for Permission in Principle for the construction of 1 dwelling (minimum of 1, maximum of 1).Received 8 Sep 2026PA26/05647
- 12 Dudman Road Truro Cornwall TR1 3PPApprovedNon material amendment in relation to decision notice PA24/07141 dated 29/10/2024 to allow:- Use of granite on the dining room and main house elevation (east); use of cedar cladding to the east and north elevations of the porch; and use of composite cladding on the side northern elevation to the porchReceived 21 Aug 2026Decided 8 Sep 2026PA26/05850
Planning in Treliske
- Approved
- 69%
- 9 of 10 decided
- Decision time
- about 8 weeks
- on average
Applications within 1 km of the centre of Treliske in the last 24 months, from Cornwall Council's planning register.
Decided by Cornwall CouncilCouncil page
Around Treliske
Postcode districts
TR1 293 applications in the last 12 monthsTR4 254 applications in the last 12 months
Applications in each district in the last 12 months.
Nearby towns and villages
Planning authority: Cornwall Council
For home projects and trades
- Architects in TreliskeFor planning applications, extensions and new builds.
- Building contractors in TreliskeLocal builders for approved plans and permitted development.
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Application types: Rear extensionsLoft conversionsHouseholder applicationsTree works & TPOListed building consentChange of useAnnexes & granny flatsSolar panelsBarn conversionsBasement extensions
About Treliske
Treliske, located on the outskirts of Truro in Cornwall, is home to the Royal Cornwall Hospital, commonly referred to as Treliske Hospital. This medium-sized teaching hospital plays a vital role in healthcare education, offering training services for the University of Exeter Medical School and Plymouth University Dental School. Managed by the Royal Cornwall Hospitals NHS Trust, the hospital is a key institution in the region, influencing local planning and development considerations.
Property prices in Treliske show an average sale price of £334,883, based on 50 recent transactions recorded by HM Land Registry. There are currently no active flood warnings for the Treliske area, indicating a relatively low flood risk at present. This is a positive factor for both existing residents and those considering property purchases or new developments.
In terms of safety, there were no crimes reported in the immediate area during the most recent reporting period (May 2026). This makes Treliske a particularly low-crime area, which is often reflected in its desirability and property values.
The area around Treliske has 6 nature designations nearby, which may affect how planning applications are assessed.
For anyone interested in property development or monitoring local planning decisions, Treliske planning applications can be searched by entering a local postcode above. Results include full application details, decision status, and the ability to track applications over time and set planning alerts to help you monitor and review pending planning applications.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
To comment on or object to a planning application near Treliske, open it in the list above: each one links to the council's own page for it and shows any comment deadline.
In the last 24 months, 32 planning applications were submitted near Treliske. Of these, 69% were approved, with an average decision time of 54 days.
The most common types were full planning applications (8), tree works (3), outline applications (2).