Interpretation of Demographics Data
Demographic Data Report for Illinois by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Count
United States
- Value (Percent) : The value is 29.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 97,620,321.
- Rank within US : N/A
Illinois
- Value (Percent) : The value is 29.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,784,653.
- Rank within US : This state is ranked 32 of 52
Cook County
- Value (Percent) : The value is 32.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,682,664.
- Rank within US : This county is ranked 2835 of 3143
DuPage County
- Value (Percent) : The value is 27.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 258,974.
- Rank within US : This county is ranked 2189 of 3143
Lake County
- Value (Percent) : The value is 27.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 197,796.
- Rank within US : This county is ranked 2178 of 3143
Will County
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 191,775.
- Rank within US : This county is ranked 2142 of 3143
Kane County
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 142,548.
- Rank within US : This county is ranked 2133 of 3143
Champaign County
- Value (Percent) : The value is 43.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 89,093.
- Rank within US : This county is ranked 3108 of 3143
McHenry County
- Value (Percent) : The value is 26.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 80,680.
- Rank within US : This county is ranked 1632 of 3143
Winnebago County
- Value (Percent) : The value is 26.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 76,470.
- Rank within US : This county is ranked 1914 of 3143
Madison County
- Value (Percent) : The value is 27.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 73,914.
- Rank within US : This county is ranked 2199 of 3143
St. Clair County
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 70,996.
- Rank within US : This county is ranked 2127 of 3143
McLean County
- Value (Percent) : The value is 36.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 62,025.
- Rank within US : This county is ranked 3019 of 3143
Sangamon County
- Value (Percent) : The value is 26.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 52,924.
- Rank within US : This county is ranked 1949 of 3143
Peoria County
- Value (Percent) : The value is 28.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 52,070.
- Rank within US : This county is ranked 2355 of 3143
Rock Island County
- Value (Percent) : The value is 27.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 39,550.
- Rank within US : This county is ranked 2091 of 3143
DeKalb County
- Value (Percent) : The value is 38.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 38,782.
- Rank within US : This county is ranked 3064 of 3143
Kendall County
- Value (Percent) : The value is 27.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 36,196.
- Rank within US : This county is ranked 2177 of 3143
Tazewell County
- Value (Percent) : The value is 25.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 33,252.
- Rank within US : This county is ranked 1376 of 3143
Kankakee County
- Value (Percent) : The value is 28.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 31,081.
- Rank within US : This county is ranked 2398 of 3143
La Salle County
- Value (Percent) : The value is 26.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 28,936.
- Rank within US : This county is ranked 1757 of 3143
Macon County
- Value (Percent) : The value is 26.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 27,643.
- Rank within US : This county is ranked 1823 of 3143
Jackson County
- Value (Percent) : The value is 39.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 21,303.
- Rank within US : This county is ranked 3083 of 3143
Vermilion County
- Value (Percent) : The value is 25.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 19,100.
- Rank within US : This county is ranked 1467 of 3143
Williamson County
- Value (Percent) : The value is 26.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 17,708.
- Rank within US : This county is ranked 1764 of 3143
Adams County
- Value (Percent) : The value is 25.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 16,924.
- Rank within US : This county is ranked 1539 of 3143
Coles County
- Value (Percent) : The value is 35.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 16,915.
- Rank within US : This county is ranked 2995 of 3143
Grundy County
- Value (Percent) : The value is 27.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 14,295.
- Rank within US : This county is ranked 2079 of 3143
Boone County
- Value (Percent) : The value is 26.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 14,080.
- Rank within US : This county is ranked 1739 of 3143
Knox County
- Value (Percent) : The value is 27.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 13,907.
- Rank within US : This county is ranked 2185 of 3143
Whiteside County
- Value (Percent) : The value is 23.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 13,348.
- Rank within US : This county is ranked 916 of 3143
Ogle County
- Value (Percent) : The value is 24.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 12,654.
- Rank within US : This county is ranked 1081 of 3143
Henry County
- Value (Percent) : The value is 23.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 11,344.
- Rank within US : This county is ranked 643 of 3143
Macoupin County
- Value (Percent) : The value is 24.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 10,907.
- Rank within US : This county is ranked 1000 of 3143
McDonough County
- Value (Percent) : The value is 38.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 10,749.
- Rank within US : This county is ranked 3072 of 3143
Clinton County
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 10,203.
- Rank within US : This county is ranked 2143 of 3143
Woodford County
- Value (Percent) : The value is 25.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,921.
- Rank within US : This county is ranked 1551 of 3143
Stephenson County
- Value (Percent) : The value is 22.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,861.
- Rank within US : This county is ranked 437 of 3143
Jefferson County
- Value (Percent) : The value is 26.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,783.
- Rank within US : This county is ranked 1707 of 3143
Morgan County
- Value (Percent) : The value is 29.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,702.
- Rank within US : This county is ranked 2494 of 3143
Livingston County
- Value (Percent) : The value is 26.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,358.
- Rank within US : This county is ranked 1673 of 3143
Effingham County
- Value (Percent) : The value is 26.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,251.
- Rank within US : This county is ranked 1907 of 3143
Marion County
- Value (Percent) : The value is 24.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 9,133.
- Rank within US : This county is ranked 1006 of 3143
Lee County
- Value (Percent) : The value is 26.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,982.
- Rank within US : This county is ranked 1687 of 3143
Franklin County
- Value (Percent) : The value is 23.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,885.
- Rank within US : This county is ranked 750 of 3143
Christian County
- Value (Percent) : The value is 25.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,821.
- Rank within US : This county is ranked 1621 of 3143
Logan County
- Value (Percent) : The value is 30.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,675.
- Rank within US : This county is ranked 2726 of 3143
Fulton County
- Value (Percent) : The value is 25.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,634.
- Rank within US : This county is ranked 1429 of 3143
Randolph County
- Value (Percent) : The value is 27.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,533.
- Rank within US : This county is ranked 2221 of 3143
Monroe County
- Value (Percent) : The value is 24.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,515.
- Rank within US : This county is ranked 1123 of 3143
Bureau County
- Value (Percent) : The value is 24.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,059.
- Rank within US : This county is ranked 1008 of 3143
Montgomery County
- Value (Percent) : The value is 26.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 7,507.
- Rank within US : This county is ranked 1778 of 3143
Saline County
- Value (Percent) : The value is 26.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,359.
- Rank within US : This county is ranked 1871 of 3143
Iroquois County
- Value (Percent) : The value is 22.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,228.
- Rank within US : This county is ranked 601 of 3143
Perry County
- Value (Percent) : The value is 28.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,088.
- Rank within US : This county is ranked 2403 of 3143
Jersey County
- Value (Percent) : The value is 26.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 5,682.
- Rank within US : This county is ranked 1788 of 3143
Fayette County
- Value (Percent) : The value is 26.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 5,674.
- Rank within US : This county is ranked 1785 of 3143
Douglas County
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 5,415.
- Rank within US : This county is ranked 2132 of 3143
Crawford County
- Value (Percent) : The value is 27.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 5,112.
- Rank within US : This county is ranked 2032 of 3143
Shelby County
- Value (Percent) : The value is 23.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,944.
- Rank within US : This county is ranked 760 of 3143
Bond County
- Value (Percent) : The value is 29.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,911.
- Rank within US : This county is ranked 2491 of 3143
Warren County
- Value (Percent) : The value is 28.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,812.
- Rank within US : This county is ranked 2347 of 3143
Lawrence County
- Value (Percent) : The value is 29.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,551.
- Rank within US : This county is ranked 2533 of 3143
Jo Daviess County
- Value (Percent) : The value is 19.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,372.
- Rank within US : This county is ranked 152 of 3143
Union County
- Value (Percent) : The value is 24.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,229.
- Rank within US : This county is ranked 1117 of 3143
Edgar County
- Value (Percent) : The value is 23.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,022.
- Rank within US : This county is ranked 860 of 3143
Piatt County
- Value (Percent) : The value is 24.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,014.
- Rank within US : This county is ranked 980 of 3143
Hancock County
- Value (Percent) : The value is 22.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,954.
- Rank within US : This county is ranked 491 of 3143
Clark County
- Value (Percent) : The value is 25.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,935.
- Rank within US : This county is ranked 1391 of 3143
De Witt County
- Value (Percent) : The value is 24.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,882.
- Rank within US : This county is ranked 1234 of 3143
Pike County
- Value (Percent) : The value is 25.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,768.
- Rank within US : This county is ranked 1395 of 3143
Richland County
- Value (Percent) : The value is 23.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,759.
- Rank within US : This county is ranked 862 of 3143
Wayne County
- Value (Percent) : The value is 22.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,625.
- Rank within US : This county is ranked 494 of 3143
Mercer County
- Value (Percent) : The value is 22.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,617.
- Rank within US : This county is ranked 637 of 3143
Cass County
- Value (Percent) : The value is 27.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,616.
- Rank within US : This county is ranked 2180 of 3143
Carroll County
- Value (Percent) : The value is 22.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,527.
- Rank within US : This county is ranked 569 of 3143
Johnson County
- Value (Percent) : The value is 26.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,497.
- Rank within US : This county is ranked 1795 of 3143
Moultrie County
- Value (Percent) : The value is 23.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,444.
- Rank within US : This county is ranked 815 of 3143
Washington County
- Value (Percent) : The value is 24.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,349.
- Rank within US : This county is ranked 1021 of 3143
Ford County
- Value (Percent) : The value is 24.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,304.
- Rank within US : This county is ranked 1046 of 3143
White County
- Value (Percent) : The value is 23.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,290.
- Rank within US : This county is ranked 827 of 3143
Massac County
- Value (Percent) : The value is 22.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,243.
- Rank within US : This county is ranked 589 of 3143
Clay County
- Value (Percent) : The value is 23.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,153.
- Rank within US : This county is ranked 865 of 3143
Greene County
- Value (Percent) : The value is 25.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,085.
- Rank within US : This county is ranked 1409 of 3143
Mason County
- Value (Percent) : The value is 22.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,005.
- Rank within US : This county is ranked 592 of 3143
Menard County
- Value (Percent) : The value is 23.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,841.
- Rank within US : This county is ranked 660 of 3143
Marshall County
- Value (Percent) : The value is 22.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,694.
- Rank within US : This county is ranked 624 of 3143
Wabash County
- Value (Percent) : The value is 22.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,592.
- Rank within US : This county is ranked 588 of 3143
Cumberland County
- Value (Percent) : The value is 24.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,534.
- Rank within US : This county is ranked 967 of 3143
Brown County
- Value (Percent) : The value is 37.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,345.
- Rank within US : This county is ranked 3041 of 3143
Jasper County
- Value (Percent) : The value is 22.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,067.
- Rank within US : This county is ranked 471 of 3143
Hamilton County
- Value (Percent) : The value is 23.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,879.
- Rank within US : This county is ranked 788 of 3143
Schuyler County
- Value (Percent) : The value is 21.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,520.
- Rank within US : This county is ranked 413 of 3143
Henderson County
- Value (Percent) : The value is 22.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,432.
- Rank within US : This county is ranked 456 of 3143
Edwards County
- Value (Percent) : The value is 21.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,333.
- Rank within US : This county is ranked 329 of 3143
Putnam County
- Value (Percent) : The value is 22.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,258.
- Rank within US : This county is ranked 497 of 3143
Pulaski County
- Value (Percent) : The value is 23.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,230.
- Rank within US : This county is ranked 742 of 3143
Gallatin County
- Value (Percent) : The value is 24.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,212.
- Rank within US : This county is ranked 962 of 3143
Stark County
- Value (Percent) : The value is 21.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,168.
- Rank within US : This county is ranked 339 of 3143
Alexander County
- Value (Percent) : The value is 20.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,143.
- Rank within US : This county is ranked 254 of 3143
Scott County
- Value (Percent) : The value is 20.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,027.
- Rank within US : This county is ranked 261 of 3143
Hardin County
- Value (Percent) : The value is 24.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 916.
- Rank within US : This county is ranked 1212 of 3143
Calhoun County
- Value (Percent) : The value is 19.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 883.
- Rank within US : This county is ranked 130 of 3143
Pope County
- Value (Percent) : The value is 18.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 687.
- Rank within US : This county is ranked 69 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 06/08/2023 4:55 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 18-39, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.