Triangle West Transportation Planning Organization (Triangle West TPO) provides links to external GIS resources from federal, state, and local agencies to support transportation planning, data analysis, and public access to geographic information.
These resources include authoritative datasets, interactive maps, and planning tools used across the Triangle region.
Federal GIS Resources
- U.S. Government Open Data (Data.gov)
https://www.data.gov
Provides access to federal datasets, including transportation, environmental, and demographic data.
- Federal Highway Administration (FHWA) GIS
https://www.gis.fhwa.dot.gov
Provides GIS tools and datasets related to highways, freight, and transportation systems.
- U.S. Census Bureau GIS and Data
https://www.census.gov/geographies/mapping-files.html
Provides geographic boundary files and demographic data widely used in transportation planning.
State GIS Resources (North Carolina)
- NCDOT GIS Resources
https://connect.ncdot.gov/resources/gis
Provides transportation-related GIS data, including roadway networks, traffic data, and infrastructure datasets.
- NC OneMap (North Carolina Geospatial Portal)
https://www.nconemap.gov
Provides statewide authoritative GIS datasets, web services, and mapping tools.
- NCDEQ GIS (Environmental Data and Maps)
https://data-ncdenr.opendata.arcgis.com/
Provides environmental GIS datasets and web services, including water quality, air quality, and natural resources.
Regional GIS Resources
- Central Pines Regional Council Data Hub
https://cprc-data-hub-tjcoggis.hub.arcgis.com/
Provides regional datasets, maps, and planning resources, including growth projections and transportation-related data.
- Capital Area Metropolitan Planning Organization (CAMPO) GIS
https://camponc.maps.arcgis.com/
Provides regional transportation planning maps and data, including long-range planning resources.
Local GIS Resources
- City of Durham / Durham County GIS (Maps & Data)
https://live-durhamnc.opendata.arcgis.com/
Provides downloadable GIS data and mapping tools, including parcels, zoning, and infrastructure. - Durham Interactive Maps
https://www.durhamnc.gov/1455/Interactive-Maps
Provides an interactive map for viewing parcels, zoning, and development information.
- Orange County GIS (Maps and Data Portal)
https://www.orangecountync.gov/1334/Maps-and-GIS-Resources
Provides access to official Orange County GIS resources, including interactive mapping tools, planning datasets, property information, and downloadable maps.
- Chatham County GIS (Data Hub)
https://opendata-chathamncgis.opendata.arcgis.com/
Provides GIS datasets and services for parcels, zoning, and conservation data.
- Town of Chapel Hill GIS (Open Data)
https://opendata-townofchapelhill.hub.arcgis.com/
Provides GIS datasets including zoning, transportation, and municipal boundaries.
- Town of Carrboro GIS Maps
https://townofcarrboro.org/142/Geographic-Information-Systems-GIS
Provides access to local GIS maps, including zoning and planning information.
- Town of Hillsborough Planning Maps
https://www.hillsboroughnc.gov/about-us/departments/community-services/planning/
Provides planning maps including future land use and development information.