Ranking of Idaho Counties By White Alone Voting-age Population from Census 2020

According to the data from the United States 2020 decennial Census, as at April 2020, among all Idaho counties, Ada County had the highest voting-age population who identified their race as White Alone (320.63K), followed by Canyon County (126.36K), and Kootenai County (119.38K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Idaho counties based on White Alone voting-age population.

You can see similar ranking information for other states. You can also see similar rankings for other racial groups in Idaho.