Warren County vs. Polk County
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Alameda - CA
Allegheny - PA
Baltimore - MD
Bergen - NJ
Bernalillo - NM
Bexar - TX
Bronx - NY
Broward - FL
Clark - NV
Cobb - GA
Collin - TX
Contra Costa - CA
Cook - IL
Cuyahoga - OH
Dallas - TX
Davidson - TN
DeKalb - GA
Denton - TX
Denver - CO
District of Columbia - DC
DuPage - IL
Duval - FL
El Paso - CO
El Paso - TX
Erie - NY
Essex - MA
Essex - NJ
Fairfax - VA
Fairfield - CT
Fort Bend - TX
Franklin - OH
Fresno - CA
Fulton - GA
Gwinnett - GA
Hamilton - OH
Harris - TX
Hartford - CT
Hennepin - MN
Hidalgo - TX
Hillsborough - FL
Honolulu - HI
Hudson - NJ
Jackson - MO
Jefferson - AL
Jefferson - KY
Kern - CA
King - WA
Kings - NY
Lake - IL
Lee - FL
Los Angeles - CA
Macomb - MI
Maricopa - AZ
Marion - IN
Mecklenburg - NC
Miami-Dade - FL
Middlesex - MA
Middlesex - NJ
Milwaukee - WI
Monroe - NY
Montgomery - MD
Montgomery - PA
Multnomah - OR
Nassau - NY
New Haven - CT
New York - NY
Norfolk - MA
Oakland - MI
Oklahoma - OK
Orange - CA
Orange - FL
Palm Beach - FL
Philadelphia - PA
Pierce - WA
Pima - AZ
Pinellas - FL
Prince George's - MD
Queens - NY
Riverside - CA
Sacramento - CA
Salt Lake - UT
San Bernardino - CA
San Diego - CA
San Francisco - CA
San Joaquin - CA
San Mateo - CA
Santa Clara - CA
Shelby - TN
Snohomish - WA
St. Louis - MO
Suffolk - MA
Suffolk - NY
Tarrant - TX
Travis - TX
Ventura - CA
Wake - NC
Wayne - MI
Westchester - NY
Will - IL
Worcester - MA
Warren County (IA) Polk County (IA)
Population estimates, July 1, 2019, (V2019) 51,056 487,204
Population, percent change - April 1, 2010 (estimates base) to July 1, 2019, (V2019) 10.4% 13.1%
Population estimates base, April 1, 2010, (V2019) 46,228 430,632
Population, Census, April 1, 2010 46,225 430,640
Persons under 5 years, percent 6.1% 7.1%
Persons under 18 years, percent 24.8% 24.9%
Persons 65 years and over, percent 15.7% 13.1%
Female persons, percent 50.7% 50.7%
White alone, percent 96.6% 85.0%
Black or African American alone, percent 0.9% 7.1%
American Indian and Alaska Native alone, percent 0.3% 0.4%
Asian alone, percent 0.7% 5.1%
Native Hawaiian and Other Pacific Islander alone, percent 0.2% 0.1%
Two or More Races, percent 1.3% 2.4%
Hispanic or Latino, percent 3.0% 8.5%
White alone, not Hispanic or Latino, percent 94.0% 77.2%
Veterans, 2014-2018 3,165 23,452
Foreign born persons, percent, 2014-2018 1.3% 9.0%
Housing units, July 1, 2018, (V2018) 20,364 204,633
Owner-occupied housing unit rate, 2014-2018 77.9% 67.2%
Median value of owner-occupied housing units, 2014-2018 $176,600 $171,800
Median selected monthly owner costs -with a mortgage, 2014-2018 $1,477 $1,418
Median selected monthly owner costs -without a mortgage, 2014-2018 $531 $560
Median gross rent, 2014-2018 $781 $879
Housing units in multi-unit structures, percent, 2009-2013 13.6% 23.7%
Building permits, 2018 335 3,831
Households, 2014-2018 18,959 183,753
Persons per household, 2014-2018 2.51 2.53
Living in same house 1 year ago, percent of persons age 1 year+, 2014-2018 85.1% 81.3%
Language other than English spoken at home, percent of persons age 5 years+, 2014-2018 2.1% 12.9%
Households with a computer, percent, 2014-2018 91.0% 92.1%
Households with a broadband Internet subscription, percent, 2014-2018 82.2% 83.3%
High school graduate or higher, percent of persons age 25 years+, 2014-2018 95.7% 91.5%
Bachelor's degree or higher, percent of persons age 25 years+, 2014-2018 31.7% 36.1%
With a disability, under age 65 years, percent, 2014-2018 8.1% 8.1%
Persons without health insurance, under age 65 years, percent 3.9% 5.5%
In civilian labor force, total, percent of population age 16 years+, 2014-2018 69.9% 72.1%
In civilian labor force, female, percent of population age 16 years+, 2014-2018 65.4% 67.5%
Total accommodation and food services sales, 2012 ($1,000) 32,875 1,012,583
Total health care and social assistance receipts/revenue, 2012 ($1,000) 73,931 3,659,698
Total manufacturers shipments, 2012 ($1,000) 78,570 10,472,882
Total merchant wholesaler sales, 2012 ($1,000) 287,097 9,500,522
Total retail sales, 2012 ($1,000) 367,801 7,616,344
Total retail sales per capita, 2012 $7,844 $17,165
Mean travel time to work (minutes), workers age 16 years+, 2014-2018 24.0 19.5
Median household income (in 2018 dollars), 2014-2018 $74,383 $66,044
Per capita income in past 12 months (in 2018 dollars), 2014-2018 $34,570 $34,474
Persons in poverty, percent 7.1% 9.9%
Total employer establishments, 2017 886 12,995
Total employment, 2017 8,853 265,640
Total annual payroll, 2017 ($1,000) 315,370 14,001,799
Total employment, percent change, 2016-2017 3.3% 1.4%
Total nonemployer establishments, 2017 3,633 33,348
All firms, 2012 3,783 39,938
Men-owned firms, 2012 1,696 21,044
Women-owned firms, 2012 1,219 13,246
Minority-owned firms, 2012 132 4,482
Nonminority-owned firms, 2012 3,489 33,594
Veteran-owned firms, 2012 284 3,648
Nonveteran-owned firms, 2012 3,227 33,639
Black-owned firms, percent, 2007 0.0% 1.9%
American Indian- and Alaska Native-owned firms, percent, 2007 0.0% 0.3%
Asian-owned firms, percent, 2007 0.0% 2.1%
Native Hawaiian- and Other Pacific Islander-owned firms, percent, 2007 0.0% 0.1%
Hispanic-owned firms, percent, 2007 0.0% 1.8%
Women-owned firms, percent, 2007 26.0% 28.0%
Population per square mile, 2010 81.1 750.5
Land area in square miles, 2010 569.83 573.80
Source: United States Census Bureau
About this page: Side-by-side comparison between Warren county (IA) and Polk county (IA) using the main population, demographic, and social indicators from the United States Census Bureau.