San Luis Obispo County, California Nativity & Citizenship Status (2024)

Place of birth and citizenship status analysis for San Luis Obispo County, California

Demographics Overview

Race & Ethnicity

Household Income

Nativity & Citizenship

Health Insurance

Class of Worker

San Luis Obispo County, California Nativity & Citizenship Indicators (2024)

Native Born

90.1%

Foreign Born

9.9%

Naturalized

5.1%

US Citizens

95.2%

San Luis Obispo County, California Nativity & Citizenship Distribution

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

San Luis Obispo County, California Historical Nativity Trends (2010–2024)

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

San Luis Obispo County, California Population & Nativity History

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	281,555	9.9%	90.1%
2023	281,486	9.6%	90.4%
2022	281,712	9.5%	90.5%
2021	282,771	9.7%	90.3%
2020	282,517	9.5%	90.5%
2019	282,165	10.1%	89.9%
2018	281,455	10.3%	89.7%
2017	280,119	10.4%	89.6%
2016	278,680	10.4%	89.6%
2015	276,517	10.5%	89.5%
2014	274,184	10.7%	89.3%
2013	272,094	10.4%	89.6%
2012	270,121	10.5%	89.5%
2011	267,871	10.5%	89.5%
2010	265,577	10.0%	90.0%

Nativity & Citizenship FAQs for San Luis Obispo County, California

Approximately 9.9% of residents in San Luis Obispo County, California were born outside the United States.

The vast majority of residents, roughly 95.2%, are U.S. citizens (including both native-born and naturalized citizens).

Compare Nativity Across Other Locations