Polk County, Iowa

2010 Population: 430,640
Population Per Square Mile: 756.4
2000 Population: 374,601
% High School Graduates: 90.9
% Bachelor's Degree: 33.4
Number of Households: 170,313
Area (square miles): 569
Farm Acreage: 249,427

Number of Schools: 122
Number of Students: 68,084
Elementary Schools: 81
Middle Schools: 19
High Schools: 16
Magnet Schools: 0
Charter Schools: 0