RANKING · 2020 CENSUS · 10 SHOWN OF 10

Highest Czech population share, New Hampshire counties · 2020

New Hampshire counties ranked by the share of all residents who are Czech ancestry (2023 American Community Survey). A concentration measure: Czech residents as a percentage of total population. This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCZECH SHAREVS 2000

01Grafton County, NHNH93,2250.4%–

02Sullivan County, NHNH43,9610.4%–

03Hillsborough County, NHNH433,4150.2%–

04Carroll County, NHNH52,7840.2%–

05Rockingham County, NHNH324,0770.2%–

06Merrimack County, NHNH158,0780.2%–

07Strafford County, NHNH135,0430.2%–

08Belknap County, NHNH65,1470.2%–

09Cheshire County, NHNH78,2690.1%–

10Coos County, NHNH31,3430.1%–

SHOWING 1–10 OF 10

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