Just to pick an example like “PNW”, if you look at a city like, say, Portland, less than half (44%) of the residents are from Oregon at all. https://worldpopul

Just to pick an example like “PNW”, if you look at a city like, say, Portland, less than half (44%) of the residents are from Oregon at all. https://worldpopulationreview.com/us-cities/portland-or-population https://worldpopulationreview.com/us-cities/portland-or-popu... If you look at where people migrate from, https://depts.washington.edu/moving1/Oregon.shtml https://depts.washington.edu/moving1/Oregon.shtml California and Washington are the major sources (of course!) but (1) California is not PNW, and (2) places other than CA/WA contribute many more migrants.