St. Louis County, Missouri Nativity & Citizenship Status (2024)

Place of birth and citizenship status analysis for St. Louis County, Missouri

Demographics Overview

Race & Ethnicity

Household Income

Nativity & Citizenship

Health Insurance

Class of Worker

St. Louis County, Missouri Nativity & Citizenship Indicators (2024)

Native Born

91.6%

Foreign Born

8.4%

Naturalized

4.6%

US Citizens

96.2%

St. Louis County, Missouri Nativity & Citizenship Distribution

Nativity Treemap for — Figure 1: Proportional distribution of population by place of birth in .

St. Louis County, Missouri Historical Nativity Trends (2010–2024)

Historical nativity trends for — Figure 2: Evolution of nativity categories and total population volume from 2010 to 2024.

St. Louis County, Missouri Population & Nativity History

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	995,569	8.4%	91.6%
2023	996,618	8.1%	91.9%
2022	999,703	7.7%	92.3%
2021	1,001,982	7.6%	92.4%
2020	996,179	7.6%	92.4%
2019	996,919	7.4%	92.6%
2018	998,684	7.3%	92.7%
2017	999,539	6.9%	93.1%
2016	1,000,560	6.9%	93.1%
2015	1,001,327	6.7%	93.3%
2014	1,000,423	6.7%	93.3%
2013	999,725	6.7%	93.3%
2012	999,147	6.7%	93.3%
2011	998,760	6.5%	93.5%
2010	999,454	6.2%	93.8%

Nativity & Citizenship FAQs for St. Louis County, Missouri

Approximately 8.4% of residents in St. Louis County, Missouri were born outside the United States.

The vast majority of residents, roughly 96.2%, are U.S. citizens (including both native-born and naturalized citizens).

Compare Nativity Across Other Locations