Travel Monitoring Analysis System (TMAS) Traffic Volume 2021
U.S Department of Transportation
Updated Oct 25, 2026
About this dataset
2021 Traffic Volume Data from FHWA's TMAS Data Program. Unweighted raw continuous traffic count information collected by state highway agencies.
Data and resources (3)
- CSV
Travel Monitoring Analysis System (TMAS) Traffic Volume 2021
Modified Aug 25, 2026
- JSON
Travel Monitoring Analysis System (TMAS) Traffic Volume 2021
Modified Aug 25, 2026
- XSL
Travel Monitoring Analysis System (TMAS) Traffic Volume 2021
Modified Aug 25, 2026