RANKING · 2024 ACS · 10 SHOWN OF 10

Largest Scotch-Irish population, New Hampshire counties

New Hampshire counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

Scotch-Irish Americans: full group profile →

New HampshireAll states All rankings

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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

01Hillsborough County, NHNH433,4153,762−60%

02Rockingham County, NHNH324,0773,733−52%

03Strafford County, NHNH135,0431,898−38%

04Merrimack County, NHNH158,0781,605−63%

05Grafton County, NHNH93,2251,243−45%

06Belknap County, NHNH65,147767−47%

07Sullivan County, NHNH43,961687−37%

08Carroll County, NHNH52,784675−64%

09Cheshire County, NHNH78,269652−73%

10Coos County, NHNH31,343374−42%

SHOWING 1–10 OF 10

Download CSV (full list, 10 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES