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Montana Ancestry and Population Demographic Data

On this page, you'll find details on the largest ethnic ancestries in Montana, with links to ancestry pages to research more data.

Below, we'll show you the full list of different ancestries reported in Montana for the past 6 years. These start from the latest figures from the Census Bureau for , back to -5.

To make the surfacing of this data easier, we've listed it in descending order based on the most recent year of data available, which means that past years may not be in the correct descending order.

All ancestry labels below are the grouping terms used by the U.S. Census Bureau and are not labels that Name Census has provided.

Montana Ancestry Data

Ancestry 2015 2016 2017 2018 2019 2020
White 904,977 911,907 916,664 925,642 930,204 932,157
German 96,745 95,244 93,771 90,229 85,068 82,355
American 66,675 61,844 58,137 53,879 50,065 44,031
American Indian 60,061 61,109 61,036 61,844 61,780 59,293
Irish 40,731 39,961 38,769 37,943 37,039 36,278
Norwegian 35,562 36,073 35,257 34,840 33,558 32,725
Hispanic or Latino 33,622 34,841 36,626 39,019 40,314 41,501
English 32,552 31,476 31,902 30,643 29,919 33,182
Mexican 23,385 24,414 26,230 27,510 28,776 28,858
European 11,971 13,508 14,702 17,401 20,741 20,250
Italian 10,863 11,166 11,107 11,450 11,553 10,733
Scottish 9,471 9,711 9,433 9,149 8,886 8,653
Asian 7,187 7,481 7,448 7,947 8,259 8,664
Swedish 6,883 6,316 6,251 6,476 6,285 5,710
French 6,571 6,337 6,477 6,261 5,863 5,636
Dutch 6,492 6,341 5,888 5,766 5,470 5,337
Polish 5,781 5,433 5,179 4,862 5,103 5,206
Scotch-Irish 5,648 5,689 5,587 5,641 5,346 5,549
Some Other Race 5,460 5,158 5,492 6,032 7,076 8,142
African American 4,757 4,260 4,438 4,630 5,303 5,919
Scandinavian 4,237 3,997 3,868 4,330 5,077 5,817
Danish 3,711 3,301 3,318 3,103 3,060 2,717
Finnish 2,897 2,458 2,175 2,061 2,259 2,219
Czech 2,648 2,761 2,681 2,211 2,136 2,099
Spaniard 2,563 2,290 2,151 1,913 1,740 1,713
French Canadian 2,524 2,567 2,471 2,201 2,188 2,178
Puerto Rican 2,233 2,612 2,387 2,435 2,443 2,241
Northern European 2,042 1,857 2,097 2,552 3,094 3,853
Welsh 2,023 2,226 2,090 2,105 2,060 1,863
Russian 1,933 1,879 1,755 1,545 1,479 1,460
British 1,687 1,929 2,088 2,472 2,688 2,473
Chinese 1,584 1,850 1,748 1,925 1,785 1,641
Korean 1,364 1,435 1,310 1,218 1,184 802
Austrian 1,364 1,312 1,237 1,178 1,038 1,135
Filipino 1,302 1,307 1,611 1,835 1,967 2,663
Croatian 1,240 1,128 1,025 953 730 653
All other Hispanic or Latino 1,237 972 1,256 1,417 1,462 1,812
Swiss 1,217 1,143 1,282 1,253 1,308 1,106
Japanese 1,098 918 872 864 972 747
Canadian 1,045 1,005 1,074 957 947 747
Yugoslavian 971 872 782 709 638 476
Greek 934 785 754 716 686 649
Spanish 919 1,006 1,053 1,197 1,199 1,811
Hungarian 906 985 1,049 986 1,204 999
Native Hawaiian and Other Pacific Islander 848 841 571 757 807 595
Subsaharan African 825 624 668 644 626 814
Ukrainian 824 720 656 612 861 1,068
Czechoslovakian 795 830 996 974 938 786
Total Arab 769 786 680 824 872 769
Belgian 756 712 662 564 638 658
Cuban 638 773 827 1,049 1,104 1,043
Asian Indian 532 407 319 409 538 554
Peruvian 532 490 293 258 363 330
African 431 317 351 384 325 471
Portuguese 374 530 555 521 503 439
Colombian 368 295 374 522 479 582
Eastern European 345 467 599 736 896 1,014
Lebanese 329 262 202 289 222 142
Slovak 303 305 422 419 402 412
Salvadoran 301 283 137 182 194 91
Slovene 297 327 262 231 252 226
Slavic 286 318 350 327 375 377
Pennsylvania German 270 288 239 221 268 327
Lithuanian 263 381 353 454 547 652
Guatemalan 258 395 311 345 466 293
Thai 256 308 322 262 309 381
Argentinean 238 156 197 186 112 271
Serbian 234 259 263 266 206 309
Romanian 224 229 348 283 401 418
Other Arab 204 245 218 197 344 326
Basque 189 162 195 187 177 121
Ethiopian 173 101 102 70 187 178
Alaska Native tribes 171 201 165 233 297 336
Laotian 151 82 131 148 42 52
Honduran 145 213 173 218 196 481
Ecuadorian 138 150 101 58 109 150
Nepalese 137 160 147 167 33 84
West Indian (except Hispanic groups) 134 118 157 164 203 257
Panamanian 132 131 63 169 169 221
Iranian 125 146 202 192 142 227
Egyptian 114 139 143 155 132 157
Spanish American 113 26 28 0 10 37
Dominican 111 156 394 594 502 498
German Russian 100 93 101 109 105 97
Two or more Asian 99 110 86 93 145 240
Icelander 94 133 147 141 130 91
Arab 89 108 93 142 132 113
Turkish 89 135 156 176 119 130
Armenian 79 109 92 128 123 129
Other Central American 78 77 83 132 120 12
Pakistani 73 59 53 53 41 36
Venezuelan 70 121 177 223 256 387
Macedonian 65 59 53 49 6 0
South African 63 62 26 9 19 31
Nigerian 62 40 53 53 18 18
Indonesian 61 147 81 88 106 57
Latvian 55 41 41 53 41 27
Costa Rican 52 100 126 82 142 129
Australian 52 61 35 33 39 33
Bulgarian 50 42 68 51 53 55
Haitian 50 44 29 41 72 72
Nicaraguan 46 102 102 205 159 212
Other Asian, not specified 45 29 46 71 97 36
Celtic 45 33 55 68 65 59
Taiwanese 44 37 27 63 115 168
Estonian 44 90 74 64 57 55
Brazilian 42 70 94 109 96 96
New Zealander 42 11 9 9 7 7
Mongolian 39 42 61 41 49 0
Cajun 38 33 48 51 56 41
Bangladeshi 36 5 13 13 6 3
West Indian 34 31 26 18 11 44
Other Subsaharan African 33 23 57 52 48 116
Alsatian 31 33 51 57 63 27
Kenyan 30 40 39 32 0 0
Chilean 29 46 125 239 196 181
Cambodian 28 72 55 27 20 32
Liberian 25 27 32 36 24 0
Sri Lankan 23 37 26 23 39 42
Syrian 22 23 24 28 29 20
Belizean 20 19 64 62 64 59
Burmese 19 0 0 0 0 0
Israeli 18 42 46 32 52 64
Luxembourger 18 21 21 24 47 45
Jamaican 17 12 24 43 43 62
Uruguayan 15 12 16 14 48 46
Barbadian 13 12 14 0 0 0
Bolivian 11 11 12 13 10 4
Paraguayan 10 10 10 58 59 52
Moroccan 8 9 0 0 0 0
Ugandan 8 14 8 8 5 0
Guyanese 7 8 7 10 0 0
Other Asian, specified 5 0 0 0 0 0
Albanian 5 5 4 8 8 4
Malaysian 4 41 144 138 122 107
Palestinian 3 0 0 13 13 11
Soviet Union 1 2 2 2 0 0

Data Source(s)

All of the data on this page is sourced from the latest American Community Survey (ACS) 5-year estimates, from the United States Census Bureau. The latest year for the ACS is currently .

Link To or Reference This Page

We spent a lot of time downloading, cleaning, merging, and formatting the data that is shown on the site.

If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!

  • "Montana Ancestry and Population Demographic Data". NameCensus.com. Accessed on June 8, 2023. https://namecensus.com/ancestry/state/montana/.

  • "Montana Ancestry and Population Demographic Data". NameCensus.com, https://namecensus.com/ancestry/state/montana/. Accessed 8 June, 2023

  • Montana Ancestry and Population Demographic Data. NameCensus.com. Retrieved from https://namecensus.com/ancestry/state/montana/.