The 2020 U.S. Census reported Blaine's population at 70,222. Blaine currently is the 10th largest city in Minnesota. Over the last 20 years Blaine has added about 1,000 residents per year. Current projections show Blaine continuing to grow until the City reaches a population between 85,000 and 90,000 residents.
Blaine also continues to grow in diversity. According to the 2020 Census 77 percent of Blaine residents are white. Just 10 years prior that number was at 84 percent.