An extension of Census and ACS products providing travel data by residence, workplace, and commuting flows. One can cut the data by a variety of geographies, times of day leaving home, and travel mode. The data has information on household and personal demographics, how people travel to work, travel times between residential and workplace locations, among other variables.
The annual survey provides expenditures on highways, air transportation, parking facilities, ports, public transit, and numerous utilities. Available from 1967. The Public Use Files disaggregate to census place.