Ranking of California Counties By Population with Sierra Leonean Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.71K people in California with Sierra Leonean ancestry. Among all California counties, Los Angeles County had the highest population with Sierra Leonean ancestry (593), followed by Santa Clara County (287), and Alameda County (221).

The chart and table below shows the top 10 counties with high number of people with Sierra Leonean ancestry.

You can see similar information for other states and for other ancestry groups in California.

Data Source: US Census Bureau.
Ranking of California Counties By Population with Sierra Leonean Ancestry in 2021
Los Angeles County
Santa Clara County
Alameda County
Sacramento County
Sonoma County
San Joaquin County
Riverside County
San Diego County
Fresno County
San Francisco County
Ranking of California Counties By Population with Sierra Leonean Ancestry in 2021
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Rank County Population
1 Los Angeles County 593
2 Santa Clara County 287
3 Alameda County 221
4 Sacramento County 119
5 Sonoma County 101
6 San Joaquin County 73
7 Riverside County 70
8 San Diego County 66
9 Fresno County 47
9 San Francisco County 47
10 Contra Costa County 32
11 San Bernardino County 31
12 Santa Cruz County 12
13 Kern County 11
14 San Benito County 1