The Census 2010 Fact Sheet-Hennepin County Age and Gender presents 2010 Census Demographic Profile data for Hennepin County and all cities that lie completely within the county. Topics covered include age and gender population counts from 2000 to 2010 by city.

During the last decade the Baby Boomer population in the county declined, although every city experienced an increase in the number of people between ages 50 and 64 as Baby Boomers aged into this interval, there were 43,000 fewer Boomers living in Hennepin County than in 2000, likely due to net out-migration.