Roads Carried 98.4% of Urban Travel in 2019

Motorized travel, that is; we don’t have good numbers for walking and cycling. However, in continuing its incremental publication of Highway Statistics 2019, the Federal Highway Administration yesterday posted miles of driving and other data for the nation’s 495 urban areas. Since transit passenger miles for each of the urban areas are in the National Transit Database, we can calculate transit’s share of motorized travel.

To do this, I’ve created a slightly enhanced spreadsheet for table HM-72. First, I put all of the urban areas on one worksheet; the FHwA version divides them into seven worksheets, which can make it hard to find some of the smaller urban areas.

Second, I updated the population data using the Census Bureau’s 2019 estimates; I think the population numbers in HM-72 are based on the 2010 census. Unfortunately, the Census Bureau doesn’t seem to have yet calculated population numbers for most urban areas with under 65,000 people and a few bigger ones, but I included the ones that are available. Continue reading