Polk County

County Population : 374,601
County Houses : 156,447
Land area : 569.3 sq. mi.
Water area : 22.6 sq. mi.
Industries providing employment : Educational,health and social services (18.4%), Finance,insurance,real estate,and rental and leasing (15.2%), Retail trade (12.2%).
Races in Polk County:
- White Non-Hispanic (86.4%)
- Black (4.8%)
- Hispanic (4.4%)
- Other race (2.2%)
- Two or more races (1.7%)
- Other Asian (1.0%)
- Vietnamese (0.7%)
- American Indian (0.6%)
(Total can be greater than 100% because Hispanics could be counted in other races)