RANKING · 2020 CENSUS · 23 SHOWN OF 23

Highest Costa Rican population share, South Carolina counties · 2020

South Carolina counties ranked by the share of all residents who are Costa Rican origin (2023 American Community Survey). A concentration measure: Costa Rican residents as a percentage of total population. This list covers the 23 counties in South Carolina that qualify, ranked against each other statewide.

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RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

Highest Costa Rican population share by state

RANKPLACESTATEPOPCOSTA RICAN SHAREVS 2000

01Beaufort County, SCSC204,4330.3%–

02Aiken County, SCSC181,5150.1%–

03Edgefield County, SCSC29,8080.1%–

04Dorchester County, SCSC178,3970.1%–

05Greenville County, SCSC583,1250.1%–

06Horry County, SCSC427,5510.1%–

07Newberry County, SCSC39,5610.1%–

08Anderson County, SCSC219,9300.1%–

09Chesterfield County, SCSC44,7400.1%–

10Chester County, SCSC33,0010.0%–

11Pickens County, SCSC139,1980.0%–

12Florence County, SCSC138,5040.0%–

13Charleston County, SCSC436,2000.0%–

14York County, SCSC306,8870.0%–

15Richland County, SCSC434,9560.0%–

16Greenwood County, SCSC70,3790.0%–

17Lexington County, SCSC317,5880.0%–

18Spartanburg County, SCSC380,8570.0%–

19Sumter County, SCSC105,0670.0%–

20Oconee County, SCSC83,7750.0%–

21Berkeley County, SCSC274,6660.0%–

22Darlington County, SCSC62,8880.0%–

23Lancaster County, SCSC114,2960.0%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES