Irish Population by State 2025
State | Irish %↓ | Irish Population | |
|---|---|---|---|
 | New Hampshire | 19.96% | 282,555 |
 | Massachusetts | 18.13% | 1,306,130 |
 | Vermont | 16.3% | 105,675 |
 | Rhode Island | 15.97% | 179,076 |
 | Maine | 15.92% | 224,524 |
 | Pennsylvania | 14.65% | 1,925,220 |
 | Delaware | 13.87% | 148,030 |
 | Connecticut | 13.65% | 505,866 |
 | Montana | 12.94% | 147,931 |
 | Iowa | 12.46% | 406,900 |
 | West Virginia | 12.39% | 219,277 |
 | Ohio | 12.23% | 1,461,140 |
 | New Jersey | 11.77% | 1,132,390 |
 | Missouri | 11.59% | 728,128 |
 | Nebraska | 11.37% | 229,940 |
 | Wyoming | 11.09% | 65,474 |
 | Kansas | 10.81% | 323,235 |
 | Oregon | 10.76% | 461,857 |
 | Kentucky | 10.62% | 491,115 |
 | Illinois | 10.56% | 1,348,750 |
 | Colorado | 10.53% | 633,384 |
 | New York | 10.5% | 2,100,570 |
 | Wisconsin | 10.16% | 608,721 |
 | Indiana | 9.87% | 688,013 |
 | Michigan | 9.71% | 990,650 |
 | Minnesota | 9.61% | 560,517 |
 | Oklahoma | 9.44% | 389,519 |
 | Washington | 9.38% | 755,554 |
 | South Dakota | 9.36% | 87,132 |
 | Alaska | 9.24% | 68,745 |
 | Maryland | 9.11% | 574,470 |
 | Arkansas | 8.81% | 273,887 |
 | Tennessee | 8.76% | 639,748 |
 | Virginia | 8.71% | 774,158 |
 | Idaho | 8.62% | 175,128 |
 | Arizona | 8.28% | 636,664 |
 | South Carolina | 8.2% | 456,666 |
 | North Carolina | 7.72% | 865,156 |
 | Alabama | 7.6% | 395,080 |
 | Florida | 7.55% | 1,800,470 |
 | Nevada | 7.46% | 247,618 |
 | District of Columbia | 7.3% | 52,381 |
 | Mississippi | 7.14% | 210,066 |
 | North Dakota | 6.79% | 54,562 |
 | New Mexico | 6.64% | 142,000 |
 | Georgia | 6.5% | 734,279 |
 | Louisiana | 6.49% | 298,917 |
 | California | 5.73% | 2,274,670 |
 | Texas | 5.56% | 1,770,400 |
 | Utah | 5.55% | 197,809 |
 | Hawaii | 4.55% | 66,039 |
 | United States | 9.09% | 31,216,186 |
Irish Americans have a notable presence in the northeastern states, with New Hampshire leading the way at 20.05% of its population being of Irish descent. Massachusetts (19.29%), Rhode Island (17.05%), Vermont (16.13%), and Maine (15.95%) also have high percentages of Irish Americans. Pennsylvania, located slightly further south, also has a significant Irish American population, with 15.25% of residents identifying as such.
Moving westward, Ohio (12.64%), Missouri (12.12%), Indiana (10.23%), Michigan (10.04%), and Wisconsin (10.40%) all have sizable Irish American populations, though their percentages are lower than those in the northeast. Meanwhile, California (5.96%) and Texas (5.69%) have the largest Irish American populations in sheer numbers, despite having smaller percentages overall. It is worth noting that Hawaii has the smallest percentage of Irish Americans at just 4.42%.
