Chester County Historical First Ancestry Data
ACS 2010-2014 data
27,625 (84.46%) out of the total population of 32,708 reported first ancestry.
| Chester County | % of the Total Population | South Carolina | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.22% | 0.56% |
| Czech | 20 | 0.06%, see rank | 0.16% | 0.47% |
| Danish | 0 | 0.00%, see rank | 0.15% | 0.42% |
| Dutch | 133 | 0.41%, see rank | 0.92% | 1.40% |
| English | 2,165 | 6.62%, see rank | 9.17% | 8.02% |
| French | 458 | 1.40%, see rank | 2.15% | 3.34% |
| German | 2,156 | 6.59%, see rank | 10.08% | 15.03% |
| Greek | 33 | 0.10%, see rank | 0.29% | 0.41% |
| Hungarian | 8 | 0.02%, see rank | 0.27% | 0.46% |
| Irish | 1,958 | 5.99%, see rank | 9.62% | 10.80% |
| Italian | 437 | 1.34%, see rank | 2.87% | 5.52% |
| Norwegian | 53 | 0.16%, see rank | 0.37% | 1.42% |
| Polish | 279 | 0.85%, see rank | 1.30% | 3.01% |
| Portuguese | 0 | 0.00%, see rank | 0.12% | 0.44% |
| Russian | 10 | 0.03%, see rank | 0.36% | 0.92% |
| Scotch-Irish | 1,206 | 3.69%, see rank | 2.38% | 0.99% |
| Scottish | 431 | 1.32%, see rank | 2.21% | 1.72% |
| Subsaharan African | 2,264 | 6.92%, see rank | 0.88% | 0.95% |
| Swedish | 50 | 0.15%, see rank | 0.47% | 1.27% |
| Swiss | 4 | 0.01%, see rank | 0.16% | 0.30% |
| Ukrainian | 15 | 0.05%, see rank | 0.18% | 0.31% |
| American | 6,340 | 19.38%, see rank | 12.63% | 7.12% |
| Welsh | 174 | 0.53%, see rank | 0.50% | 0.57% |
ACS 2008-2012 data
28,730 (86.99%) out of the total population of 33,028 reported first ancestry.
| Chester County | % of the Total Population | South Carolina | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.21% | 0.53% |
| Czech | 24 | 0.07%, see rank | 0.16% | 0.50% |
| Danish | 0 | 0.00%, see rank | 0.15% | 0.45% |
| Dutch | 147 | 0.45%, see rank | 0.95% | 1.51% |
| English | 1,840 | 5.57%, see rank | 9.23% | 8.53% |
| French | 544 | 1.65%, see rank | 2.23% | 3.54% |
| German | 1,613 | 4.88%, see rank | 10.22% | 15.79% |
| Greek | 23 | 0.07%, see rank | 0.29% | 0.42% |
| Hungarian | 11 | 0.03%, see rank | 0.24% | 0.48% |
| Irish | 2,275 | 6.89%, see rank | 9.75% | 11.36% |
| Italian | 477 | 1.44%, see rank | 2.81% | 5.66% |
| Norwegian | 38 | 0.12%, see rank | 0.37% | 1.46% |
| Polish | 155 | 0.47%, see rank | 1.31% | 3.13% |
| Portuguese | 0 | 0.00%, see rank | 0.11% | 0.46% |
| Russian | 11 | 0.03%, see rank | 0.34% | 0.97% |
| Scotch-Irish | 1,370 | 4.15%, see rank | 2.58% | 1.07% |
| Scottish | 564 | 1.71%, see rank | 2.13% | 1.81% |
| Subsaharan African | 1,244 | 3.77%, see rank | 1.00% | 0.93% |
| Swedish | 157 | 0.48%, see rank | 0.48% | 1.34% |
| Swiss | 0 | 0.00%, see rank | 0.19% | 0.31% |
| Ukrainian | 16 | 0.05%, see rank | 0.15% | 0.31% |
| American | 6,540 | 19.80%, see rank | 13.04% | 6.72% |
| Welsh | 181 | 0.55%, see rank | 0.50% | 0.60% |
ACS 2006-2010 data
29,132 (87.63%) out of the total population of 33,246 reported first ancestry.
| Chester County | % of the Total Population | South Carolina | U.S. | |
| Arab | 2 | 0.01%, see rank | 0.23% | 0.50% |
| Czech | 10 | 0.03%, see rank | 0.17% | 0.53% |
| Danish | 0 | 0.00%, see rank | 0.14% | 0.48% |
| Dutch | 114 | 0.34%, see rank | 1.00% | 1.63% |
| English | 1,846 | 5.55%, see rank | 9.39% | 9.02% |
| French | 601 | 1.81%, see rank | 2.32% | 3.77% |
| German | 1,693 | 5.09%, see rank | 10.34% | 16.51% |
| Greek | 7 | 0.02%, see rank | 0.30% | 0.44% |
| Hungarian | 6 | 0.02%, see rank | 0.24% | 0.51% |
| Irish | 2,486 | 7.48%, see rank | 9.66% | 11.76% |
| Italian | 528 | 1.59%, see rank | 2.67% | 5.78% |
| Norwegian | 11 | 0.03%, see rank | 0.38% | 1.51% |
| Polish | 108 | 0.32%, see rank | 1.29% | 3.24% |
| Portuguese | 0 | 0.00%, see rank | 0.12% | 0.47% |
| Russian | 0 | 0.00%, see rank | 0.34% | 1.01% |
| Scotch-Irish | 1,262 | 3.80%, see rank | 3.36% | 1.72% |
| Scottish | 740 | 2.23%, see rank | 2.15% | 1.92% |
| Subsaharan African | 901 | 2.71%, see rank | 0.87% | 0.91% |
| Swedish | 149 | 0.45%, see rank | 0.51% | 1.41% |
| Swiss | 7 | 0.02%, see rank | 0.19% | 0.33% |
| Ukrainian | 6 | 0.02%, see rank | 0.16% | 0.31% |
| American | 6,616 | 19.90%, see rank | 12.49% | 6.28% |
| Welsh | 151 | 0.45%, see rank | 0.50% | 0.63% |
ACS 2005-2009 data
28,316 (86.68%) out of the total population of 32,666 reported first ancestry.
| Chester County | % of the Total Population | South Carolina | U.S. | |
| Arab | 1 | 0.00%, see rank | 0.23% | 0.50% |
| Czech | 9 | 0.03%, see rank | 0.16% | 0.54% |
| Danish | 0 | 0.00%, see rank | 0.15% | 0.49% |
| Dutch | 187 | 0.57%, see rank | 1.05% | 1.68% |
| English | 1,793 | 5.49%, see rank | 9.57% | 9.29% |
| French | 586 | 1.79%, see rank | 2.36% | 3.90% |
| German | 1,808 | 5.53%, see rank | 10.32% | 16.89% |
| Greek | 2 | 0.01%, see rank | 0.29% | 0.45% |
| Hungarian | 7 | 0.02%, see rank | 0.24% | 0.52% |
| Irish | 2,874 | 8.80%, see rank | 9.71% | 12.01% |
| Italian | 483 | 1.48%, see rank | 2.59% | 5.91% |
| Norwegian | 10 | 0.03%, see rank | 0.40% | 1.55% |
| Polish | 50 | 0.15%, see rank | 1.26% | 3.32% |
| Portuguese | 0 | 0.00%, see rank | 0.13% | 0.48% |
| Russian | 0 | 0.00%, see rank | 0.35% | 1.04% |
| Scotch-Irish | 1,316 | 4.03%, see rank | 3.49% | 1.77% |
| Scottish | 707 | 2.16%, see rank | 2.19% | 1.97% |
| Subsaharan African | 1,676 | 5.13%, see rank | 0.98% | 0.88% |
| Swedish | 122 | 0.37%, see rank | 0.52% | 1.45% |
| Swiss | 22 | 0.07%, see rank | 0.20% | 0.34% |
| Ukrainian | 0 | 0.00%, see rank | 0.16% | 0.32% |
| American | 6,017 | 18.42%, see rank | 12.54% | 6.43% |
| Welsh | 73 | 0.22%, see rank | 0.50% | 0.65% |
US Census 2000 data
26,190 (76.88%) out of the total population of 34,068 reported first ancestry.
| Chester County | % of the Total Population | South Carolina | U.S. | |
| Arab | 17 | 0.05%, see rank | 0.13% | 0.36% |
| Czech | 0 | 0.00%, see rank | 0.06% | 0.27% |
| Danish | 11 | 0.03%, see rank | 0.08% | 0.30% |
| Dutch | 162 | 0.48%, see rank | 0.56% | 0.91% |
| English | 1,268 | 3.72%, see rank | 6.30% | 5.91% |
| French | 156 | 0.46%, see rank | 1.39% | 2.39% |
| German | 1,105 | 3.24%, see rank | 6.01% | 10.81% |
| Greek | 11 | 0.03%, see rank | 0.19% | 0.34% |
| Hungarian | 31 | 0.09%, see rank | 0.13% | 0.32% |
| Irish | 1,421 | 4.17%, see rank | 5.42% | 6.85% |
| Italian | 287 | 0.84%, see rank | 1.64% | 4.59% |
| Norwegian | 32 | 0.09%, see rank | 0.27% | 1.15% |
| Polish | 89 | 0.26%, see rank | 0.64% | 2.24% |
| Portuguese | 21 | 0.06%, see rank | 0.05% | 0.33% |
| Russian | 26 | 0.08%, see rank | 0.16% | 0.68% |
| Scotch-Irish | 1,169 | 3.43%, see rank | 2.53% | 1.17% |
| Scottish | 235 | 0.69%, see rank | 1.30% | 1.12% |
| Subsaharan African | 223 | 0.65%, see rank | 0.78% | 0.61% |
| Swedish | 34 | 0.10%, see rank | 0.27% | 0.87% |
| Swiss | 12 | 0.04%, see rank | 0.10% | 0.19% |
| Ukrainian | 13 | 0.04%, see rank | 0.05% | 0.24% |
| American | 6,205 | 18.21%, see rank | 13.90% | 7.33% |
| Welsh | 27 | 0.08%, see rank | 0.23% | 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.