Mercer County, New Jersey Nativity & Citizenship Indicators (2024)

Native Born

73.0%

Foreign Born

27.0%

Naturalized

12.5%

US Citizens

85.4%

Mercer County, New Jersey Nativity & Citizenship Distribution

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


Mercer County, New Jersey Population & Nativity History

Table 1: Comparison of total population and nativity percentages over time.
YearTotal PopForeign BornNative Born
2024385,86427.0%73.0%
2023383,28625.7%74.3%
2022383,73224.6%75.4%
2021384,95123.6%76.4%
2020368,08523.0%77.0%
2019367,92222.9%77.1%
2018368,76222.0%78.0%
2017373,36222.2%77.8%
2016371,10121.8%78.2%
2015370,21221.5%78.5%
2014369,52621.2%78.8%
2013368,09420.9%79.1%
2012366,44220.3%79.7%
2011365,31820.0%80.0%
2010364,44519.7%80.3%

Nativity & Citizenship FAQs for Mercer County, New Jersey

Approximately 27.0% of residents in Mercer County, New Jersey were born outside the United States.

The vast majority of residents, roughly 85.4%, are U.S. citizens (including both native-born and naturalized citizens).

Compare Nativity Across Other Locations