Flag vs Tackle
The number of 6- to 12-year-old boys participating in tackle football in 2016. That's down from 1.384 million in 2009.
The number of boys who played flag football in 2016.
Boys and girls age 6-12 playing flag football in 2016. 1.217 million children played tackle football.
Source: University of Massachusetts, Lowell, Center for Public Opinion