In 2021, there were about 8.77 million children under the age of 18 years old in California -- the most out of any state. In that same year, Texas, Florida, New York, and Illinois rounded out the top five states with the most children under 18.
Population aged under 18 years in the United States in 2021, by state
(in 1,000s)
Characteristic
Population in thousands
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US Census Bureau. (September 20, 2022). Population aged under 18 years in the United States in 2021, by state (in 1,000s) [Graph]. In Statista. Retrieved July 22, 2024, from https://www.statista.com/statistics/301928/us-population-under-18-by-state/
US Census Bureau. "Population aged under 18 years in the United States in 2021, by state (in 1,000s)." Chart. September 20, 2022. Statista. Accessed July 22, 2024. https://www.statista.com/statistics/301928/us-population-under-18-by-state/
US Census Bureau. (2022). Population aged under 18 years in the United States in 2021, by state (in 1,000s). Statista. Statista Inc.. Accessed: July 22, 2024. https://www.statista.com/statistics/301928/us-population-under-18-by-state/
US Census Bureau. "Population Aged under 18 Years in The United States in 2021, by State (in 1,000s)." Statista, Statista Inc., 20 Sep 2022, https://www.statista.com/statistics/301928/us-population-under-18-by-state/
US Census Bureau, Population aged under 18 years in the United States in 2021, by state (in 1,000s) Statista, https://www.statista.com/statistics/301928/us-population-under-18-by-state/ (last visited July 22, 2024)
Population aged under 18 years in the United States in 2021, by state (in 1,000s) [Graph], US Census Bureau, September 20, 2022. [Online]. Available: https://www.statista.com/statistics/301928/us-population-under-18-by-state/