Guilford County Historical First Ancestry Data
ACS 2010-2014 data
434,127 (86.67%) out of the total population of 500,899 reported first ancestry.
| Guilford County | % of the Total Population | North Carolina | U.S. | |
| Arab | 2,117 | 0.42%, see rank | 0.34% | 0.56% |
| Czech | 1,076 | 0.21%, see rank | 0.18% | 0.47% |
| Danish | 832 | 0.17%, see rank | 0.15% | 0.42% |
| Dutch | 3,542 | 0.71%, see rank | 1.07% | 1.40% |
| English | 43,925 | 8.77%, see rank | 9.75% | 8.02% |
| French | 8,201 | 1.64%, see rank | 2.02% | 3.34% |
| German | 45,890 | 9.16%, see rank | 10.69% | 15.03% |
| Greek | 1,277 | 0.25%, see rank | 0.28% | 0.41% |
| Hungarian | 1,540 | 0.31%, see rank | 0.26% | 0.46% |
| Irish | 33,256 | 6.64%, see rank | 8.88% | 10.80% |
| Italian | 13,392 | 2.67%, see rank | 3.06% | 5.52% |
| Norwegian | 1,922 | 0.38%, see rank | 0.46% | 1.42% |
| Polish | 5,604 | 1.12%, see rank | 1.39% | 3.01% |
| Portuguese | 820 | 0.16%, see rank | 0.16% | 0.44% |
| Russian | 1,825 | 0.36%, see rank | 0.43% | 0.92% |
| Scotch-Irish | 12,512 | 2.50%, see rank | 2.68% | 0.99% |
| Scottish | 11,266 | 2.25%, see rank | 2.46% | 1.72% |
| Subsaharan African | 9,347 | 1.87%, see rank | 1.00% | 0.95% |
| Swedish | 2,535 | 0.51%, see rank | 0.55% | 1.27% |
| Swiss | 663 | 0.13%, see rank | 0.17% | 0.30% |
| Ukrainian | 604 | 0.12%, see rank | 0.17% | 0.31% |
| American | 37,787 | 7.54%, see rank | 12.51% | 7.12% |
| Welsh | 1,872 | 0.37%, see rank | 0.52% | 0.57% |
ACS 2008-2012 data
429,764 (87.78%) out of the total population of 489,576 reported first ancestry.
| Guilford County | % of the Total Population | North Carolina | U.S. | |
| Arab | 1,732 | 0.35%, see rank | 0.32% | 0.53% |
| Czech | 1,429 | 0.29%, see rank | 0.19% | 0.50% |
| Danish | 877 | 0.18%, see rank | 0.16% | 0.45% |
| Dutch | 4,180 | 0.85%, see rank | 1.16% | 1.51% |
| English | 44,695 | 9.13%, see rank | 10.07% | 8.53% |
| French | 8,871 | 1.81%, see rank | 2.10% | 3.54% |
| German | 45,560 | 9.31%, see rank | 11.12% | 15.79% |
| Greek | 1,177 | 0.24%, see rank | 0.28% | 0.42% |
| Hungarian | 1,510 | 0.31%, see rank | 0.26% | 0.48% |
| Irish | 34,877 | 7.12%, see rank | 9.11% | 11.36% |
| Italian | 13,165 | 2.69%, see rank | 3.03% | 5.66% |
| Norwegian | 2,072 | 0.42%, see rank | 0.45% | 1.46% |
| Polish | 5,747 | 1.17%, see rank | 1.39% | 3.13% |
| Portuguese | 556 | 0.11%, see rank | 0.15% | 0.46% |
| Russian | 2,143 | 0.44%, see rank | 0.44% | 0.97% |
| Scotch-Irish | 12,755 | 2.61%, see rank | 2.90% | 1.07% |
| Scottish | 11,024 | 2.25%, see rank | 2.56% | 1.81% |
| Subsaharan African | 7,700 | 1.57%, see rank | 0.92% | 0.93% |
| Swedish | 2,527 | 0.52%, see rank | 0.57% | 1.34% |
| Swiss | 852 | 0.17%, see rank | 0.16% | 0.31% |
| Ukrainian | 453 | 0.09%, see rank | 0.17% | 0.31% |
| American | 35,438 | 7.24%, see rank | 12.08% | 6.72% |
| Welsh | 2,174 | 0.44%, see rank | 0.55% | 0.60% |
ACS 2006-2010 data
420,580 (88.40%) out of the total population of 475,786 reported first ancestry.
| Guilford County | % of the Total Population | North Carolina | U.S. | |
| Arab | 1,541 | 0.32%, see rank | 0.31% | 0.50% |
| Czech | 1,104 | 0.23%, see rank | 0.20% | 0.53% |
| Danish | 873 | 0.18%, see rank | 0.17% | 0.48% |
| Dutch | 5,236 | 1.10%, see rank | 1.29% | 1.63% |
| English | 45,054 | 9.47%, see rank | 10.59% | 9.02% |
| French | 8,994 | 1.89%, see rank | 2.20% | 3.77% |
| German | 47,067 | 9.89%, see rank | 11.67% | 16.51% |
| Greek | 955 | 0.20%, see rank | 0.28% | 0.44% |
| Hungarian | 1,456 | 0.31%, see rank | 0.27% | 0.51% |
| Irish | 35,178 | 7.39%, see rank | 9.49% | 11.76% |
| Italian | 12,548 | 2.64%, see rank | 3.07% | 5.78% |
| Norwegian | 2,023 | 0.43%, see rank | 0.47% | 1.51% |
| Polish | 5,843 | 1.23%, see rank | 1.42% | 3.24% |
| Portuguese | 572 | 0.12%, see rank | 0.13% | 0.47% |
| Russian | 2,076 | 0.44%, see rank | 0.45% | 1.01% |
| Scotch-Irish | 16,167 | 3.40%, see rank | 3.67% | 1.72% |
| Scottish | 11,352 | 2.39%, see rank | 2.66% | 1.92% |
| Subsaharan African | 8,194 | 1.72%, see rank | 0.86% | 0.91% |
| Swedish | 2,447 | 0.51%, see rank | 0.57% | 1.41% |
| Swiss | 644 | 0.14%, see rank | 0.17% | 0.33% |
| Ukrainian | 676 | 0.14%, see rank | 0.17% | 0.31% |
| American | 32,345 | 6.80%, see rank | 11.50% | 6.28% |
| Welsh | 2,422 | 0.51%, see rank | 0.58% | 0.63% |
ACS 2005-2009 data
411,384 (88.65%) out of the total population of 464,041 reported first ancestry.
| Guilford County | % of the Total Population | North Carolina | U.S. | |
| Arab | 1,604 | 0.35%, see rank | 0.31% | 0.50% |
| Czech | 989 | 0.21%, see rank | 0.20% | 0.54% |
| Danish | 1,065 | 0.23%, see rank | 0.17% | 0.49% |
| Dutch | 5,518 | 1.19%, see rank | 1.35% | 1.68% |
| English | 47,957 | 10.33%, see rank | 10.90% | 9.29% |
| French | 9,118 | 1.96%, see rank | 2.23% | 3.90% |
| German | 47,968 | 10.34%, see rank | 12.06% | 16.89% |
| Greek | 994 | 0.21%, see rank | 0.28% | 0.45% |
| Hungarian | 1,297 | 0.28%, see rank | 0.27% | 0.52% |
| Irish | 37,397 | 8.06%, see rank | 9.64% | 12.01% |
| Italian | 12,145 | 2.62%, see rank | 3.10% | 5.91% |
| Norwegian | 1,925 | 0.41%, see rank | 0.47% | 1.55% |
| Polish | 5,573 | 1.20%, see rank | 1.45% | 3.32% |
| Portuguese | 342 | 0.07%, see rank | 0.14% | 0.48% |
| Russian | 2,136 | 0.46%, see rank | 0.45% | 1.04% |
| Scotch-Irish | 16,114 | 3.47%, see rank | 3.79% | 1.77% |
| Scottish | 12,393 | 2.67%, see rank | 2.72% | 1.97% |
| Subsaharan African | 7,606 | 1.64%, see rank | 0.88% | 0.88% |
| Swedish | 2,687 | 0.58%, see rank | 0.59% | 1.45% |
| Swiss | 643 | 0.14%, see rank | 0.17% | 0.34% |
| Ukrainian | 504 | 0.11%, see rank | 0.17% | 0.32% |
| American | 34,610 | 7.46%, see rank | 11.85% | 6.43% |
| Welsh | 2,526 | 0.54%, see rank | 0.59% | 0.65% |
US Census 2000 data
328,899 (78.11%) out of the total population of 421,048 reported first ancestry.
| Guilford County | % of the Total Population | North Carolina | U.S. | |
| Arab | 1,308 | 0.31%, see rank | 0.21% | 0.36% |
| Czech | 416 | 0.10%, see rank | 0.07% | 0.27% |
| Danish | 293 | 0.07%, see rank | 0.09% | 0.30% |
| Dutch | 3,030 | 0.72%, see rank | 0.68% | 0.91% |
| English | 33,798 | 8.03%, see rank | 7.50% | 5.91% |
| French | 5,364 | 1.27%, see rank | 1.25% | 2.39% |
| German | 27,612 | 6.56%, see rank | 6.68% | 10.81% |
| Greek | 1,122 | 0.27%, see rank | 0.20% | 0.34% |
| Hungarian | 730 | 0.17%, see rank | 0.13% | 0.32% |
| Irish | 19,761 | 4.69%, see rank | 4.93% | 6.85% |
| Italian | 8,504 | 2.02%, see rank | 1.81% | 4.59% |
| Norwegian | 1,415 | 0.34%, see rank | 0.30% | 1.15% |
| Polish | 3,648 | 0.87%, see rank | 0.75% | 2.24% |
| Portuguese | 217 | 0.05%, see rank | 0.06% | 0.33% |
| Russian | 1,086 | 0.26%, see rank | 0.21% | 0.68% |
| Scotch-Irish | 12,492 | 2.97%, see rank | 2.66% | 1.17% |
| Scottish | 6,736 | 1.60%, see rank | 1.60% | 1.12% |
| Subsaharan African | 5,698 | 1.35%, see rank | 0.75% | 0.61% |
| Swedish | 1,807 | 0.43%, see rank | 0.33% | 0.87% |
| Swiss | 568 | 0.13%, see rank | 0.09% | 0.19% |
| Ukrainian | 237 | 0.06%, see rank | 0.09% | 0.24% |
| American | 43,781 | 10.40%, see rank | 13.86% | 7.33% |
| Welsh | 1,105 | 0.26%, see rank | 0.27% | 0.31% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.