Belknap County, NH Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 3, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 63.40K Belknap County, NH population, 13.12K had Unclassified ancestry (20.70%), 12.69K had Irish ancestry (20.01%), and 12.51K had English ancestry (19.73%).

The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.

You can see similar information for other New Hampshire counties, and for New Hampshire.

Belknap County, NH Percentages of Ancestry of Population in 2021
Unclassified
Irish
English
French (except Basque)
Other Groups
French Canadian
Italian
German
American
Scottish
Belknap County, NH Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
Unclassified 13123 20.70
Irish 12687 20.01
English 12506 19.73
French (except Basque) 8378 13.22
Other Groups 6596 10.41
French Canadian 6327 9.98
Italian 5556 8.76
German 4069 6.42
American 3454 5.45
Scottish 1988 3.14
Polish 1643 2.59
Swedish 1226 1.93
Scotch Irish 1056 1.67
European 756 1.19
Norwegian 615 0.97
Dutch 508 0.80
Welsh 502 0.79
Portuguese 495 0.78
Greek 472 0.75
British 374 0.59
Canadian 291 0.46
Lithuanian 264 0.42
Eastern European 246 0.39
Russian 238 0.38
Scandinavian 206 0.33
Romanian 193 0.30
Finnish 180 0.28
Lebanese 151 0.24
West Indian (except Hispanic groups) 143 0.23
Danish 135 0.21
Austrian 128 0.20
Brazilian 118 0.19
Czech 118 0.19
Ukrainian 106 0.17
Armenian 105 0.17
Albania 76 0.12
West Indian 75 0.12
Northern European 74 0.12
Subsaharan African 74 0.12
African 66 0.10
Belgian 63 0.10
Hungarian 55 0.09
Swiss 55 0.09
Czechoslovakian 41 0.07
Jamaican 40 0.06
Latvian 31 0.05
Serbian 30 0.05
Cypriot 28 0.04
Australian 27 0.04
Iranian 26 0.04
Slovene 25 0.04
Celtic 20 0.03
Icelander 20 0.03
Bermudan 20 0.03
Slovak 16 0.03
Basque 14 0.02
Croatian 10 0.02
Syrian 9 0.01
Pennsylvania German 8 0.01
Cape Verdean 8 0.01
Trinidadian and Tobagonian 8 0.01
Yugoslavian 8 0.01
Turkish 7 0.01
Estonian 3 0.01