Trend of US Population 18 - 64 Years By Generation (Foreign-Born)

Updated on December 22, 2025.

According to data from the US Census Bureau, in 2024, the US first generation (foreign-born) population 18 - 64 Years was 39,270,000 (76.6% of US first-generation population). The second generation 18 - 64 Years population was 21,370,000 (51.2% of US second-generation population). And, the third-and-higher generation population 18 - 64 Years was 139,700,000 (58.4% of US third-and-higher-generation population).

The chart and table below shows the trend of the percentage of each generation of US population that are 18 - 64 Years.

You can see similar information for other age groups.

NB: Universe is the civilian noninstitutionalized population of the United States, plus members of the Armed Forces living off post, or with their families on post, with at least one civilian adult. "First-generation" refers to those who are foreign born; "second generation" refers to those with at least one foreign-born parent; "third-and-higher generation" includes those with two US native parents.

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Trend of US Population By Generation

Data Source: US Census Bureau (Foreign-Born).

Trend of Percentage of Each Generation of US Population 18 - 64 Years (%)

First Gen

Second Gen

Third+ Gen

Trend of Percentage of Each Generation of US Population that are 18 - 64 Years

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Year	First Generation (%)	Second Generation (%)	Third and Higher Generation (%)
2024	76.6	51.2	58.4
2023	77.1	51.2	58.9
2022	77.4	49.2	59.2
2021	77.9	49.2	59.6
2020	78	49.7	59.3
2019	78.6	47.2	59.9
2018	79.7	46.2	60.3
2017	79.2	45.9	60.8
2016	79.6	46.5	61.1
2015	80.4	45.2	61.5
2014	80.4	44.8	61.8
2013	81	44.2	61.8
2012	81	43.5	62.3
2011	80.9	43.4	62.6
2010	80.5	42	62.8
2009	80.7	42	62.9
2008	80.3	41.1	63.1
2007	81	40	63.2
2006	80.5	39.2	63.2
2005	80.1	38.9	63

The chart and table below shows the trend of each generation of US population that are 18 - 64 Years.

Trend of US Population 18 - 64 Years By Generation