RANKING · 2020 CENSUS · 14 SHOWN OF 14

Highest Costa Rican population share, Massachusetts counties · 2020

Massachusetts 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 14 counties in Massachusetts 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

01Nantucket County, MAMA14,7580.4%–

02Suffolk County, MAMA791,8910.2%–

03Dukes County, MAMA21,2190.2%–

04Franklin County, MAMA70,6980.1%–

05Berkshire County, MAMA128,2240.1%–

06Essex County, MAMA826,6530.1%–

07Bristol County, MAMA593,6400.1%–

08Middlesex County, MAMA1,669,9790.0%–

09Hampshire County, MAMA164,0650.0%–

10Norfolk County, MAMA739,7490.0%–

11Plymouth County, MAMA546,8290.0%–

12Worcester County, MAMA888,5020.0%–

13Hampden County, MAMA464,3380.0%–

14Barnstable County, MAMA233,5390.0%–

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