Over the past 10 years, more Chicagoans are identifying as Native American — up from 13,337 in 2010 to 34,543 in 2020, according to a Sun-Times analysis of census data.Over the past 10 years, more Chicagoans are identifying as Native American — up from 13,337 in 2010 to 34,543 in 2020, according to a Sun-Times analysis of census data.