The Transportation Secure Data Center (TSDC) provides free access to detailed transportation data from hundreds of travel and transit surveys and studies.
Learn more about the TSDC.
Cleansed Data
Easily search, filter, and browse data from hundreds of transportation studies and surveys.
Spatial Data
An application is required to access latitude and longitude spatial data from transportation studies and surveys.
Cleansed Household Travel Data by State and Region
Use the map to view available household travel data by state and region. Cleansed data support applications that require detailed household travel distance and/or speed information, but not latitude and longitude spatial data.
Survey Results
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Last Updated April 17, 2025