Are tourists counted in the census? Then that is almost the same exact scenario as counting invaders who are only here temporarily; therefore they should not be counted.
Actually, technically, yes.
They could be counted, and congressional seats assigned, if they are here during the census and they fill the census papers.
I doubt, however, that too many real tourists bother!
And most of them probably do not think they are eligible.
“Are tourists counted in the census? “
No, the census is for people at their usual place of residence. So you have to be living in a place permanently to be counted.