RANKING · 2020 CENSUS · 10 SHOWN OF 10

Highest Portuguese population share, New Hampshire counties · 2020

New Hampshire counties ranked by the share of all residents who are Portuguese ancestry (2023 American Community Survey). A concentration measure: Portuguese 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

RANKPLACESTATEPOPPORTUGUESE SHAREVS 2000

01Rockingham County, NHNH324,0772.1%–

02Hillsborough County, NHNH433,4151.7%–

03Carroll County, NHNH52,7841.4%–

04Grafton County, NHNH93,2251.2%–

05Strafford County, NHNH135,0431.0%–

06Coos County, NHNH31,3431.0%–

07Merrimack County, NHNH158,0780.9%–

08Cheshire County, NHNH78,2690.9%–

09Belknap County, NHNH65,1470.8%–

10Sullivan County, NHNH43,9610.5%–

SHOWING 1–10 OF 10

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