The Transportation Secure Data Center (TSDC) provides free access to detailed transportation data from a variety of travel surveys and studies conducted across the nation.

Learn more about the TSDC.

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Cleansed Data

Easily search, filter, and browse data from hundreds of U.S. transportation studies and surveys.

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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.

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Survey Results