Source: USA Today - Link
“We have seen more people moving into vehicles and more restrictions on public parking for them over the last decade, and then COVID hit,” Pruss said. “I am concerned that we may be facing a population increase in mobile sheltering and vehicle residence at unprecedented levels.”
Nearly 1 in 500 Americans is homeless, mostly on the West Coast and in the Northeast, according to estimates. Homeless advocates say people without permanent housing are chronically undercounted. It’s even harder to track the tens of thousands of people living in their vehicles rather than on the streets or in shelters because they must move around so much.
This makes any accounting like the census much harder.