Ranking of California Counties By Population with Slovak Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 24.10K people in California with Slovak ancestry. Among all California counties, Los Angeles County had the highest population with Slovak ancestry (5.32K), followed by San Diego County (3.33K), and Orange County (2.96K).

The chart and table below shows the top 10 counties with high number of people with Slovak 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 Slovak Ancestry in 2021
Los Angeles County
San Diego County
Orange County
Santa Clara County
Riverside County
Contra Costa County
San Francisco County
San Bernardino County
Alameda County
Sacramento County
Ranking of California Counties By Population with Slovak Ancestry in 2021
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Rank County Population
1 Los Angeles County 5318
2 San Diego County 3329
3 Orange County 2964
4 Santa Clara County 1505
5 Riverside County 1469
6 Contra Costa County 914
7 San Francisco County 832
8 San Bernardino County 820
9 Alameda County 678
10 Sacramento County 674
11 Sonoma County 635
12 Ventura County 631
13 Monterey County 444
14 San Mateo County 402
15 Marin County 286
16 El Dorado County 285
17 Placer County 283
17 San Luis Obispo County 283
18 Santa Cruz County 243
19 Santa Barbara County 240
20 San Joaquin County 190
21 Lake County 166
22 Solano County 158
23 Fresno County 136
24 Yolo County 135
25 Kern County 133
26 Tuolumne County 124
27 Humboldt County 118
28 Stanislaus County 96
29 Nevada County 87
30 Mendocino County 85
31 Napa County 72
32 Butte County 68
33 Plumas County 67
34 Shasta County 66
35 San Benito County 50
36 Yuba County 33
37 Inyo County 16
37 Sutter County 16
38 Kings County 12
39 Siskiyou County 10
40 Mariposa County 9
41 Merced County 8
42 Tulare County 6
43 Glenn County 1