Ex-Californians make up 12 percent of the population of Idaho, ranking the Gem State third nationally in terms of presence of former Golden Staters living within its boundaries, according to the New York Times. Only Nevada and Oregon rank ahead of Idaho in the percentage of former Californians within their borders, at 19% and 14%, respectively. Washington is tied for fifth with Utah, at 8%. Texas ranks first in terms of the total number of California transplants, with 679,800. Washington is third in total number with 562,900, while Idaho is ninth, with 188,900. You can see the leaders in each category here.