O'Brien County, Iowa Nativity & Citizenship Status (2024)

Place of birth and citizenship status analysis for O'Brien County, Iowa

Demographics Overview

Race & Ethnicity

Household Income

Nativity & Citizenship

Health Insurance

Class of Worker

O'Brien County, Iowa Nativity & Citizenship Indicators (2024)

Native Born

95.6%

Foreign Born

4.4%

Naturalized

1.4%

US Citizens

96.9%

O'Brien County, Iowa Nativity & Citizenship Distribution

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

O'Brien County, Iowa Historical Nativity Trends (2010–2024)

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

O'Brien County, Iowa Population & Nativity History

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	14,126	4.4%	95.6%
2023	14,103	4.2%	95.8%
2022	14,138	3.5%	96.5%
2021	14,139	2.5%	97.5%
2020	13,796	2.9%	97.1%
2019	13,835	3.1%	96.9%
2018	13,911	2.6%	97.4%
2017	13,944	2.7%	97.3%
2016	14,055	2.6%	97.4%
2015	14,092	2.7%	97.3%
2014	14,173	3.0%	97.0%
2013	14,249	2.8%	97.2%
2012	14,302	2.4%	97.6%
2011	14,352	2.3%	97.7%
2010	14,419	2.2%	97.8%

Nativity & Citizenship FAQs for O'Brien County, Iowa

Approximately 4.4% of residents in O'Brien County, Iowa were born outside the United States.

The vast majority of residents, roughly 96.9%, are U.S. citizens (including both native-born and naturalized citizens).

Compare Nativity Across Other Locations