The Vehicle Inventory and Use Survey (VIUS) has a sample size of 150,000 to estimate vehicle counts and total mileage for a number of characteristics.

The 2021 VIUS Public Use File has been released on the Census Bureau Microdata Access Tool (MDAT). The Microdata Access Tool (MDAT) is available through data.census.gov, and allows users to create custom tabulations with Public Use Microdata.

The 2021 Public Use File was released December 28, 2023.

2021 Vehicle Inventory and Use Survey Tables were released September 28, 2023.

The 2021 Vehicle Inventory and Use Survey (VIUS) data tables are planned for release in Fall 2023.

An Experimental Data Product was released on September 28, 2023, for the 2021 Vehicle Inventory and Use Survey (VIUS). This product provided national level tabulations by combining survey estimates from the 49 states and the District of Columbia which participated in the survey with model-based estimates created for the state of New Hampshire, which did not participate in the survey.

The 2021 Vehicle Inventory and Use Survey (VIUS) data collection was completed in October 2022.

The Vehicle Inventory and Use Survey (VIUS) will be conducted in 2022 and will collect data on the sampled truck’s characteristics and use during 2021.