I'm not sure where the 40 miles number comes from, but the Census Bureau put the one-way commute time at 28 minutes on average as of 2019, with 10% above 1 hour

I'm not sure where the 40 miles number comes from, but the Census Bureau put the one-way commute time at 28 minutes on average as of 2019, with 10% above 1 hour: https://www.census.gov/newsroom/press-releases/2021/one-way-travel-time-to-work-rises.html https://www.census.gov/newsroom/press-releases/2021/one-way-...