Ranking of US States By the Percentage of the Population that were Children (0-17yrs) in 2021 (ACS-5Yrs)
Updated on July 8, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among all US states and DC, Utah had the highest percentage of its population being children (0-17yrs) (29.28%), followed by Texas (25.80%), and Idaho (25.33%).
The chart below shows the top 10 states, and the table below shows the ranking of all states and DC.
You can see similar info for other age cohorts.
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Related Topics: US Census 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of US States By the Percentage of the Population that were Children (0-17yrs) in 2021
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| Rank | State | Children (0-17yrs)'s % of Pop. |
|---|---|---|
| 1 | Utah | 29.28 |
| 2 | Texas | 25.80 |
| 3 | Idaho | 25.33 |
| 4 | Nebraska | 24.90 |
| 5 | Alaska | 24.83 |
| 6 | South Dakota | 24.80 |
| 7 | Kansas | 24.36 |
| 8 | Oklahoma | 24.34 |
| 9 | North Dakota | 23.85 |
| 10 | Georgia | 23.83 |
| 11 | Mississippi | 23.80 |
| 12 | Louisiana | 23.64 |
| 13 | Indiana | 23.58 |
| 14 | Arkansas | 23.48 |
| 15 | Iowa | 23.35 |
| 16 | Minnesota | 23.34 |
| 17 | Wyoming | 23.32 |
| 18 | New Mexico | 23.01 |
| 19 | Arizona | 22.81 |
| 20 | California | 22.79 |
| 21 | Kentucky | 22.74 |
| 22 | Nevada | 22.69 |
| 23 | Missouri | 22.67 |
| 24 | Illinois | 22.52 |
| 25 | Alabama | 22.46 |
| 26 | Tennessee | 22.37 |
| 27 | Ohio | 22.35 |
| 28 | Maryland | 22.33 |
| 29 | North Carolina | 22.21 |
| 30 | New Jersey | 22.10 |
| 31 | Colorado | 22.06 |
| 31 | Washington | 22.06 |
| 32 | Virginia | 22.05 |
| 33 | Wisconsin | 22.02 |
| 34 | South Carolina | 21.85 |
| 35 | Michigan | 21.75 |
| 36 | Montana | 21.60 |
| 37 | Hawaii | 21.40 |
| 38 | Delaware | 21.15 |
| 39 | New York | 20.97 |
| 40 | Pennsylvania | 20.85 |
| 41 | Oregon | 20.76 |
| 42 | Connecticut | 20.65 |
| 43 | West Virginia | 20.35 |
| 44 | Florida | 19.97 |
| 45 | Massachusetts | 19.88 |
| 46 | Rhode Island | 19.48 |
| 47 | New Hampshire | 18.99 |
| 48 | Maine | 18.76 |
| 49 | Vermont | 18.53 |
| 50 | District of Columbia | 18.30 |