Polk County Information

Polk in Iowa occupies 592 square miles and has a 2006 population of 408,888, a change from a 2000 population of 374,582 and 327,140 in 1990. 12.5% percent of the population is between the ages of 15 and 24, 15.3% percent is 25-35, and 15.9% percent of the population is 35 to 44.

There were 1,520 acts of violent crime reported in Polk in 2004, a change from 1,058 reports of violent crime in 2000.

The unemployed population in 2006 was 8,011 people: 3.4% percent. This was a change from the unemployment rate in 2000 of 2.5%.

Read more about Polk, Iowa in the Wikipedia entry.

General Information
CountyPolk 
StateIowa 
Land Area592 sq. milesRanked 1,768 of 3,140
Population 2006408,888Ranked 157 of 3,140
Population 2005401,755 
Population 2000374,582Ranked 156 of 3,140
Population 1990327,140Ranked 156 of 3,140
Race BreakdownPercentage
Caucasion90.3% 
African American4.9% 
Asian American3% 
Native American.3% 
Pacific Islander.1% 
Age BreakdownPercentage
Population Under 57.5% 
Population 5 to 1413.2% 
Population 15 to 2412.5% 
Population 25 to 3415.3% 
Population 35 to 4415.9% 
Population 45 to 5414.6% 
Population 55 to 6410.1% 
Population 65 to 745.5% 
Population 75 and up5.5% 
Crime Counts20042000
Total Violent Crimes1,5201,058
Murders / Manslaughters16 
Forcible Rapes97 
Robberies354 
Aggravated Assaults1,053 
Total Property Crimes17,76118,824
Burglaries3,044 
Larceny Thefts13,333 
Motor Vehicle Thefts1,384 
Employment Data20062000
Labor Population234,879215,941
Unemployed Population8,0115,383
Unemployment Rate3.4%2.5%

Polk County Cities