| % | Total | Region | Ancestry Group | % Correct |
|---|---|---|---|---|
| 21.16 | ~1,460,494 | Europe | Irish | 98%
|
| 9.77 | ~674,339 | Europe | English | 94%
|
| 13.19 | ~910,393 | Europe | Italian | 94%
|
| 6.82 | ~470,726 | Europe | French | 93%
|
| 6.00 | ~414,128 | Europe | German | 90%
|
| 2.28 | ~157,368 | Asia | Chinese | 85%
|
| 4.67 | ~322,330 | Europe | Polish | 83%
|
| 1.39 | ~95,939 | Asia | Indian | 76%
|
| 1.65 | ~113,885 | Europe | Russian | 76%
|
| 1.96 | ~135,282 | N. America | West Indian | 76%
|
| 2.28 | ~157,368 | Europe | Scottish | 72%
|
| 1.67 | ~115,265 | Europe | Swedish | 68%
|
| 1.03 | ~71,092 | S. America | Brazilian | 66%
|
| 1.22 | ~84,206 | Europe | Greek | 61%
|
| 4.52 | ~311,977 | N. America | Puerto Rican | 50%
|
| 1.10 | ~75,923 | Asia/Africa | Arab | 47%
|
| 1.15 | ~79,374 | N. America | Haitian | 46%
|
| 4.26 | ~294,031 | N. America | American | 43%
|
| 3.91 | ~269,874 | N. America | French Canadian | 31%
|
| 4.40 | ~303,694 | Europe | Portugese | 24%
|
| 2.00 | ~138,042 | Africa | Sub-Saharan | 20%
|
| 0.40 | ~27,608 | Asia | Armenian | 14%
|