Trelissick Sithney Helston Cornwall TR13 0RL
Approved on 2 September 2026
Council decision: Approved with conditions
Proposal
Proposed conversion and extension of the existing pump house to create a dwelling, pursuant to Permission in Principle granted under application PA25/05392. (self custom build)
- Received
- 7 July 2026
- Council
- Cornwall Council
- Ward
- Crowan, Sithney And Wendron
- Agent
- Collaborative Planning
- ReceivedReceived7 Jul
- ValidatedValidated7 Jul
- Consult.Consultation
- TargetTarget Date1 Sep
- DecidedDecided2 Sep
Decided in 57 days (council typically 49)
About this application
This is a full planning application for an extension at Trelissick Sithney Helston Cornwall TR13 0RL. Cornwall has handled 24,959 applications of this type. This one was decided in 57 days, 8 days longer than Cornwall's typical decision time. There have been 3 other applications at this address. In the past year there have been 94 applications across Crowan, Sithney And Wendron. We hold 2,060 applications in total for the TR13 postcode area.
94% of full applications at Cornwall Council were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.See what's approved near your address
Application details
- Postcode
- TR13 0RL
- Application type
- Full application
- Scale / size
- Small
- Parish
- Sithney
Planning application dates
- Date validated
- 7 July 2026
- Consultation expiry
- 31 July 2026
- Target decision date
- 1 September 2026
Applicant and agent
- Agent
- Collaborative Planning
- Agent address
- Rose Cottage Tredavoe Penzance TR20 8TW
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 31 July 2026
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.
Also checked, none recorded (22)
flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Planning history at this site
3 other applications at this property, newest first.
- 202629 Oct
Submission of details to discharge Conditions 3 Foul Drainage, 4 Materials and 5 Boundaries/Landscaping in…
PendingDischarge of conditionsPA26/07346 - 202627 Aug
Applicaation to determine if prior approval is required for a proposed General Purpose Agricultural Building.
Planning Permission requiredOutlinePA26/05995 - 202621 Apr
Non material amendment in relation to decision notice W2/PA07/00407/F
PendingNon-material amendmentPA26/02569
Source: Cornwall
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Around this site
Nearby applications
- Agricultural Building At Trelissick Trelissick Sithney Helston Cornwall TR13 0RLPA26/07543 · OutlineAwaiting decision0.1 mi
- Trelissick Sithney Helston Cornwall TR13 0RLPA26/02569 · AmendmentAwaiting decision0.1 mi
- Barn At Trelissick Sithney Helston Cornwall TR13 0RLPA26/04499 · FullAwaiting decision0.1 mi
- Land NE Of Penbro Barns Penbro Barns Breage Helston Cornwall TR13 9PNPA22/06117 · FullApproved0.5 mi
- 3 Penbro Way Breage TR13 9FDPA18/11941 · FullApproved0.6 mi
For applicants and trades
Consultants on this application
- Collaborative Planning Limited · Agent for this application
Contractors near this project
Find contractors for extensions near this site- Mick the WindowSolid Fuel Heating1.0 mi
- Electric JonElectrician1.0 mi
- Bucklers GlassWindow & Door Installer1.1 mi
- S R Woodburning LtdSolid Fuel Heating1.1 mi
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