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Interpretation of Demographics Data

Demographic Data Report for Iowa by County
Population: Age 50 and over
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Value

United States

Value (Percent) : The value is 35.4 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 116,767,305.
Rank within US : N/A

Iowa

Value (Percent) : The value is 36.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 1,151,297.
Rank within US : This state is ranked 25 of 52

Story County

Value (Percent) : The value is 25.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 25,371.
Rank within US : This county is ranked 3095 of 3143

Johnson County

Value (Percent) : The value is 26.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 40,648.
Rank within US : This county is ranked 3071 of 3143

Dallas County

Value (Percent) : The value is 28.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 27,169.
Rank within US : This county is ranked 3018 of 3143

Polk County

Value (Percent) : The value is 31.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 151,418.
Rank within US : This county is ranked 2860 of 3143

Sioux County

Value (Percent) : The value is 32.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 11,446.
Rank within US : This county is ranked 2778 of 3143

Woodbury County

Value (Percent) : The value is 33.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 34,692.
Rank within US : This county is ranked 2704 of 3143

Buena Vista County

Value (Percent) : The value is 33.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,905.
Rank within US : This county is ranked 2663 of 3143

Black Hawk County

Value (Percent) : The value is 33.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 44,434.
Rank within US : This county is ranked 2607 of 3143

Warren County

Value (Percent) : The value is 34.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 18,038.
Rank within US : This county is ranked 2500 of 3143

Linn County

Value (Percent) : The value is 34.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 79,816.
Rank within US : This county is ranked 2482 of 3143

Davis County

Value (Percent) : The value is 35.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,202.
Rank within US : This county is ranked 2419 of 3143

Scott County

Value (Percent) : The value is 35.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 62,266.
Rank within US : This county is ranked 2355 of 3143

Muscatine County

Value (Percent) : The value is 35.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 15,434.
Rank within US : This county is ranked 2349 of 3143

Lyon County

Value (Percent) : The value is 36.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,311.
Rank within US : This county is ranked 2300 of 3143

Crawford County

Value (Percent) : The value is 36.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,004.
Rank within US : This county is ranked 2265 of 3143

Marshall County

Value (Percent) : The value is 36.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 14,782.
Rank within US : This county is ranked 2181 of 3143

Mahaska County

Value (Percent) : The value is 37.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,201.
Rank within US : This county is ranked 2142 of 3143

Bremer County

Value (Percent) : The value is 37.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 9,245.
Rank within US : This county is ranked 2122 of 3143

Decatur County

Value (Percent) : The value is 37.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,873.
Rank within US : This county is ranked 2117 of 3143

Dubuque County

Value (Percent) : The value is 37.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 37,193.
Rank within US : This county is ranked 2027 of 3143

Marion County

Value (Percent) : The value is 37.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 12,589.
Rank within US : This county is ranked 2018 of 3143

Clarke County

Value (Percent) : The value is 37.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,675.
Rank within US : This county is ranked 2012 of 3143

Madison County

Value (Percent) : The value is 37.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,196.
Rank within US : This county is ranked 2011 of 3143

Buchanan County

Value (Percent) : The value is 37.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,794.
Rank within US : This county is ranked 1991 of 3143

Wapello County

Value (Percent) : The value is 37.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 13,379.
Rank within US : This county is ranked 1982 of 3143

Pottawattamie County

Value (Percent) : The value is 37.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 35,494.
Rank within US : This county is ranked 1957 of 3143

Washington County

Value (Percent) : The value is 38.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,733.
Rank within US : This county is ranked 1782 of 3143

Webster County

Value (Percent) : The value is 38.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 14,420.
Rank within US : This county is ranked 1761 of 3143

Henry County

Value (Percent) : The value is 38.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,976.
Rank within US : This county is ranked 1745 of 3143

Plymouth County

Value (Percent) : The value is 39.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 10,031.
Rank within US : This county is ranked 1669 of 3143

Union County

Value (Percent) : The value is 39.4 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,805.
Rank within US : This county is ranked 1634 of 3143

Jasper County

Value (Percent) : The value is 39.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 14,875.
Rank within US : This county is ranked 1616 of 3143

Louisa County

Value (Percent) : The value is 39.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,327.
Rank within US : This county is ranked 1556 of 3143

Boone County

Value (Percent) : The value is 39.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 10,649.
Rank within US : This county is ranked 1531 of 3143

Poweshiek County

Value (Percent) : The value is 40.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,480.
Rank within US : This county is ranked 1458 of 3143

O'Brien County

Value (Percent) : The value is 40.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,695.
Rank within US : This county is ranked 1436 of 3143

Mills County

Value (Percent) : The value is 40.6 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,948.
Rank within US : This county is ranked 1367 of 3143

Monroe County

Value (Percent) : The value is 40.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,106.
Rank within US : This county is ranked 1289 of 3143

Tama County

Value (Percent) : The value is 41.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,994.
Rank within US : This county is ranked 1283 of 3143

Clay County

Value (Percent) : The value is 41.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,723.
Rank within US : This county is ranked 1279 of 3143

Benton County

Value (Percent) : The value is 41.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 10,520.
Rank within US : This county is ranked 1275 of 3143

Grundy County

Value (Percent) : The value is 41.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,060.
Rank within US : This county is ranked 1273 of 3143

Howard County

Value (Percent) : The value is 41.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,879.
Rank within US : This county is ranked 1271 of 3143

Palo Alto County

Value (Percent) : The value is 41.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,701.
Rank within US : This county is ranked 1231 of 3143

Harrison County

Value (Percent) : The value is 41.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,015.
Rank within US : This county is ranked 1212 of 3143

Ida County

Value (Percent) : The value is 41.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,880.
Rank within US : This county is ranked 1200 of 3143

Winnebago County

Value (Percent) : The value is 41.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,439.
Rank within US : This county is ranked 1191 of 3143

Des Moines County

Value (Percent) : The value is 41.3 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 16,145.
Rank within US : This county is ranked 1188 of 3143

Carroll County

Value (Percent) : The value is 41.4 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,587.
Rank within US : This county is ranked 1174 of 3143

Clinton County

Value (Percent) : The value is 41.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 19,313.
Rank within US : This county is ranked 1151 of 3143

Cedar County

Value (Percent) : The value is 41.6 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,702.
Rank within US : This county is ranked 1115 of 3143

Wayne County

Value (Percent) : The value is 41.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,709.
Rank within US : This county is ranked 1114 of 3143

Hamilton County

Value (Percent) : The value is 41.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,280.
Rank within US : This county is ranked 1111 of 3143

Humboldt County

Value (Percent) : The value is 41.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,012.
Rank within US : This county is ranked 1104 of 3143

Jefferson County

Value (Percent) : The value is 41.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,626.
Rank within US : This county is ranked 1080 of 3143

Mitchell County

Value (Percent) : The value is 41.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,407.
Rank within US : This county is ranked 1073 of 3143

Wright County

Value (Percent) : The value is 42.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,451.
Rank within US : This county is ranked 1047 of 3143

Iowa County

Value (Percent) : The value is 42.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,977.
Rank within US : This county is ranked 1035 of 3143

Lee County

Value (Percent) : The value is 42.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 14,207.
Rank within US : This county is ranked 1016 of 3143

Franklin County

Value (Percent) : The value is 42.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,237.
Rank within US : This county is ranked 1013 of 3143

Winneshiek County

Value (Percent) : The value is 42.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,475.
Rank within US : This county is ranked 1005 of 3143

Taylor County

Value (Percent) : The value is 42.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,504.
Rank within US : This county is ranked 996 of 3143

Jones County

Value (Percent) : The value is 42.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,730.
Rank within US : This county is ranked 995 of 3143

Floyd County

Value (Percent) : The value is 42.6 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,669.
Rank within US : This county is ranked 928 of 3143

Worth County

Value (Percent) : The value is 42.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,178.
Rank within US : This county is ranked 914 of 3143

Keokuk County

Value (Percent) : The value is 42.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,291.
Rank within US : This county is ranked 907 of 3143

Montgomery County

Value (Percent) : The value is 42.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,431.
Rank within US : This county is ranked 865 of 3143

Butler County

Value (Percent) : The value is 42.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,192.
Rank within US : This county is ranked 860 of 3143

Chickasaw County

Value (Percent) : The value is 43.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,165.
Rank within US : This county is ranked 857 of 3143

Delaware County

Value (Percent) : The value is 43.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,523.
Rank within US : This county is ranked 856 of 3143

Fayette County

Value (Percent) : The value is 43.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,424.
Rank within US : This county is ranked 853 of 3143

Page County

Value (Percent) : The value is 43.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,584.
Rank within US : This county is ranked 826 of 3143

Calhoun County

Value (Percent) : The value is 43.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,329.
Rank within US : This county is ranked 795 of 3143

Hancock County

Value (Percent) : The value is 43.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,711.
Rank within US : This county is ranked 792 of 3143

Cass County

Value (Percent) : The value is 43.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,726.
Rank within US : This county is ranked 784 of 3143

Greene County

Value (Percent) : The value is 43.6 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,847.
Rank within US : This county is ranked 775 of 3143

Cerro Gordo County

Value (Percent) : The value is 43.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 18,882.
Rank within US : This county is ranked 753 of 3143

Adair County

Value (Percent) : The value is 43.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,261.
Rank within US : This county is ranked 740 of 3143

Lucas County

Value (Percent) : The value is 43.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,795.
Rank within US : This county is ranked 735 of 3143

Allamakee County

Value (Percent) : The value is 43.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,173.
Rank within US : This county is ranked 734 of 3143

Jackson County

Value (Percent) : The value is 43.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,567.
Rank within US : This county is ranked 728 of 3143

Emmet County

Value (Percent) : The value is 43.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,145.
Rank within US : This county is ranked 727 of 3143

Hardin County

Value (Percent) : The value is 44.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,476.
Rank within US : This county is ranked 718 of 3143

Appanoose County

Value (Percent) : The value is 44.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,416.
Rank within US : This county is ranked 716 of 3143

Osceola County

Value (Percent) : The value is 44.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,724.
Rank within US : This county is ranked 687 of 3143

Guthrie County

Value (Percent) : The value is 44.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,717.
Rank within US : This county is ranked 643 of 3143

Van Buren County

Value (Percent) : The value is 44.5 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,204.
Rank within US : This county is ranked 639 of 3143

Ringgold County

Value (Percent) : The value is 44.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,118.
Rank within US : This county is ranked 623 of 3143

Fremont County

Value (Percent) : The value is 44.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,006.
Rank within US : This county is ranked 612 of 3143

Cherokee County

Value (Percent) : The value is 44.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,208.
Rank within US : This county is ranked 610 of 3143

Shelby County

Value (Percent) : The value is 44.9 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 5,276.
Rank within US : This county is ranked 606 of 3143

Kossuth County

Value (Percent) : The value is 45.2 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 6,702.
Rank within US : This county is ranked 575 of 3143

Sac County

Value (Percent) : The value is 45.4 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,464.
Rank within US : This county is ranked 551 of 3143

Adams County

Value (Percent) : The value is 45.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 1,694.
Rank within US : This county is ranked 500 of 3143

Pocahontas County

Value (Percent) : The value is 45.8 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 3,250.
Rank within US : This county is ranked 498 of 3143

Monona County

Value (Percent) : The value is 46.0 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 4,019.
Rank within US : This county is ranked 480 of 3143

Clayton County

Value (Percent) : The value is 46.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 7,913.
Rank within US : This county is ranked 475 of 3143

Audubon County

Value (Percent) : The value is 47.1 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 2,667.
Rank within US : This county is ranked 371 of 3143

Dickinson County

Value (Percent) : The value is 47.7 percent.
People (Age 50 And Over) : The number of people (age 50 and over) is 8,357.
Rank within US : This county is ranked 335 of 3143

Notes:
Created by statecancerprofiles.cancer.gov on 05/03/2024 9:51 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 50 and over, see the dictionary.
Data for United States does not include Puerto Rico.

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