The chart above shows the total number of motor vehicles in US regions. The South has by far, the greatest number of registered vehicles.
- The difference between the region with the most vehicles, the South, and the region with the least, the Northeast, is 49,829,414 vehicles.
- The South has over two times the number of vehicles that the Northeast does.
- The mean is 65,821,822 and the median 62,611,473.
- California, the state with the most vehicles, has two-thirds the number of vehicles that the entire Northeast does.
- The data is from 2015.
- Total vehicles include automobiles, taxis, buses, trucks, and motorcycles of both public and private use.
- The Southern US consists of Texas, Florida, Georgia, North Carolina, Virginia, Tennessee, Louisiana, South Carolina, Alabama, Kentucky, Oklahoma, Arkansas, Mississippi, and West Virginia.
- The Western US consists of California, Washington, Colorado, Arizona, Oregon, Utah, Nevada, New Mexico, Hawaii, Idaho, Alaska, Montana, and Wyoming.
- The Midwestern US consists of Illinois, Ohio, Michigan, Indiana, Minnesota, Wisconsin, Missouri, Iowa, Kansas, Nebraska, North Dakota, and South Dakota.
- The Northeastern US consists of New York, Pennsylvania, New Jersey, Massachusetts, Maryland, Connecticut, New Hampshire, Delaware, Maine, Rhode Island, and Vermont.
Texas accounts for 23.27% of all the vehicles in the South, while California accounts for 46.61% of all the vehicles in the West, Illinois accounts for 17.06% of all vehicles in the Midwest, and New York accounts for 24.11% of all vehicles in the Northeast. This shows that the West's figures are made up mostly by one state.
The total number of vehicles for the entire country, according to this data, is 263,287,290.
United States Department of Transportation. 2018. "Table MV-1 - Highway Statistics 2015." Accessed February 20, 2018. https://www.fhwa.dot.gov/policyinformation/statistics/2015/mv1.cfm.