The table below compares Polk County to the other 99 counties and county equivalents in Iowa by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 1||100th|
|Population Density1||# 1||100th|
|Diversity Index2||# 7||94th|
|Median Household Income||# 10||91st|
|Per Capita Income||# 5||96th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.
|Population in Households||443,691|
|Population in Familes||348,430|
|Population in Group Qrtrs||9,843|
|Average Household Size||2.48|
|Average Family Size||3|
|Total Housing Units||191,741 (100%)|
|Owner Occupied HU||120,825 (63.0%)|
|Renter Occupied HU||58,186 (30.3%)|
|Vacant Housing Units||12,730 ( 6.6%)|
|Median Home Value||$182,065|
|Average Home Value||$213,063|
|Median Household Income||$58,481|
|Average Household Income||$75,051|
|Per Capita Income||$29,823|
|(Compound Annual Growth Rates)|
|Median Household Income||4.34%|
|Per Capita Income||3.33%|
The Demographic Data for the 3,713 Iowa cities, towns, counties, ZIP Codes and Census Designated Places (CDPs) profiled in this gazetteer is updated annually. Last Update: July 1, 2014.
The ZIP Code maps and the data regarding the number of residential and business addresses in each ZIP Code are updated four times per year. Last Update: November 1, 2014.
The information on the 39,825 Iowa Physical, Cultural and Historic Features is updated six times per year. Last Update: December 2, 2014.
The School Attendance Zone Maps for 1,427 Iowa public schools are updated four times per year. Last Update: October 6, 2014.