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Demographic Data Report for Missouri by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Name
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Age Under 18)
 sort by sample size descending
Rank within US
(of 3143 counties)
 sort by rank descending
United States 22.5 74,234,075 N/A
Missouri 22.7 1,392,375 23 of 52
Wright County 26.1 4,761 328
Worth County 20.2 405 2,338
Webster County 27.3 10,640 205
Wayne County 20.7 2,338 2,178
Washington County 23.4 5,578 1,053
Warren County 23.6 8,258 1,000
Vernon County 24.5 4,867 647
Texas County 21.3 5,308 1,967
Taney County 21.3 11,871 2,003
Sullivan County 23.6 1,427 982
Stone County 16.6 5,163 2,978
Stoddard County 22.2 6,390 1,607
Ste. Genevieve County 21.6 3,969 1,895
St. Louis County 22.2 222,848 1,579
St. Louis City 19.0 57,487 2,658
St. Francois County 21.3 14,300 1,987
St. Clair County 20.5 1,890 2,262
St. Charles County 23.3 93,754 1,120
Shelby County 24.5 1,491 659
Shannon County 22.0 1,580 1,687
Scott County 24.2 9,241 730
Scotland County 29.2 1,389 116
Schuyler County 26.0 1,065 336
Saline County 23.1 5,377 1,206
Ripley County 23.8 2,622 928
Reynolds County 18.8 1,153 2,700
Ray County 22.8 5,267 1,330
Randolph County 21.8 5,425 1,777
Ralls County 21.5 2,220 1,911
Putnam County 23.2 1,095 1,156
Pulaski County 22.0 11,761 1,678
Polk County 23.2 7,325 1,157
Platte County 23.8 25,012 924
Pike County 22.9 4,134 1,290
Phelps County 21.3 9,501 1,999
Pettis County 25.1 10,783 501
Perry County 23.6 4,481 998
Pemiscot County 26.1 4,165 324
Ozark County 19.4 1,680 2,557
Osage County 22.8 3,055 1,320
Oregon County 23.6 2,099 979
Nodaway County 16.0 3,454 3,029
Newton County 24.0 14,055 825
New Madrid County 23.5 3,922 1,008
Morgan County 23.3 4,874 1,105
Montgomery County 22.3 2,540 1,543
Monroe County 22.4 1,939 1,487
Moniteau County 25.0 3,931 514
Mississippi County 21.5 2,790 1,915
Miller County 23.8 5,861 920
Mercer County 23.9 850 874
McDonald County 25.3 5,882 469
Marion County 23.7 6,780 940
Maries County 20.6 1,738 2,233
Madison County 23.6 2,972 990
Macon County 23.5 3,581 1,018
Livingston County 21.7 3,250 1,838
Linn County 23.9 2,858 865
Lincoln County 25.6 15,048 403
Lewis County 22.3 2,233 1,567
Lawrence County 25.8 9,819 377
Lafayette County 23.4 7,660 1,085
Laclede County 25.1 9,001 508
Knox County 23.8 901 899
Johnson County 21.6 11,651 1,865
Jefferson County 23.2 52,419 1,164
Jasper County 25.1 30,594 509
Jackson County 23.7 168,801 963
Iron County 21.5 2,067 1,910
Howell County 24.2 9,630 727
Howard County 22.1 2,246 1,622
Holt County 20.7 887 2,198
Hickory County 17.5 1,472 2,895
Henry County 22.0 4,809 1,694
Harrison County 24.6 2,021 643
Grundy County 25.0 2,471 527
Greene County 21.0 62,217 2,099
Gentry County 24.7 1,536 609
Gasconade County 20.8 3,083 2,147
Franklin County 23.0 24,017 1,240
Dunklin County 26.1 7,463 327
Douglas County 22.2 2,624 1,590
Dent County 22.9 3,335 1,312
DeKalb County 18.6 2,170 2,726
Daviess County 25.7 2,168 384
Dallas County 24.5 4,147 665
Dade County 20.8 1,575 2,166
Crawford County 22.7 5,272 1,380
Cooper County 22.2 3,867 1,587
Cole County 22.4 17,347 1,497
Clinton County 23.6 4,980 981
Clay County 24.2 60,460 748
Clark County 24.9 1,655 547
Christian County 25.5 22,404 422
Chariton County 22.9 1,701 1,300
Cedar County 24.3 3,441 720
Cass County 24.1 25,803 772
Carter County 21.6 1,158 1,879
Carroll County 22.6 1,937 1,431
Cape Girardeau County 21.7 17,565 1,839
Camden County 18.0 7,748 2,832
Callaway County 21.3 9,473 1,978
Caldwell County 24.1 2,134 782
Butler County 23.7 10,034 948
Buchanan County 22.7 19,380 1,413
Boone County 20.6 37,472 2,229
Bollinger County 21.7 2,337 1,809
Benton County 17.3 3,356 2,910
Bates County 24.0 3,863 813
Barton County 23.8 2,790 900
Barry County 22.8 7,916 1,319
Audrain County 23.0 5,804 1,246
Atchison County 20.8 1,107 2,141
Andrew County 23.4 4,216 1,081
Adair County 18.3 4,638 2,786
Notes:
Created by statecancerprofiles.cancer.gov on 04/25/2024 7:43 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.

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