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Mason City, IA Historical First Ancestry Data
ACS 2010-2014 data
23,502 (84.62%) out of the total population of 27,775 reported first ancestry.
| Mason City, IA | % of the Total Population | Iowa | U.S. | |
| Arab | 15 | 0.05%, see rank | 0.27% | 0.56% |
| Czech | 821 | 2.96%, see rank | 1.89% | 0.47% |
| Danish | 662 | 2.38%, see rank | 1.86% | 0.42% |
| Dutch | 650 | 2.34%, see rank | 4.35% | 1.40% |
| English | 2,471 | 8.90%, see rank | 8.78% | 8.02% |
| French | 491 | 1.77%, see rank | 2.60% | 3.34% |
| German | 11,193 | 40.30%, see rank | 36.73% | 15.03% |
| Greek | 326 | 1.17%, see rank | 0.22% | 0.41% |
| Hungarian | 14 | 0.05%, see rank | 0.12% | 0.46% |
| Irish | 3,809 | 13.71%, see rank | 14.07% | 10.80% |
| Italian | 515 | 1.85%, see rank | 2.10% | 5.52% |
| Norwegian | 4,246 | 15.29%, see rank | 5.34% | 1.42% |
| Polish | 224 | 0.81%, see rank | 1.28% | 3.01% |
| Portuguese | 29 | 0.10%, see rank | 0.06% | 0.44% |
| Russian | 53 | 0.19%, see rank | 0.36% | 0.92% |
| Scotch-Irish | 228 | 0.82%, see rank | 0.85% | 0.99% |
| Scottish | 262 | 0.94%, see rank | 1.51% | 1.72% |
| Subsaharan African | 14 | 0.05%, see rank | 0.56% | 0.95% |
| Swedish | 758 | 2.73%, see rank | 2.92% | 1.27% |
| Swiss | 75 | 0.27%, see rank | 0.47% | 0.30% |
| Ukrainian | 0 | 0.00%, see rank | 0.09% | 0.31% |
| American | 1,428 | 5.14%, see rank | 6.36% | 7.12% |
| Welsh | 216 | 0.78%, see rank | 0.67% | 0.57% |
ACS 2008-2012 data
24,155 (86.23%) out of the total population of 28,012 reported first ancestry.
| Mason City, IA | % of the Total Population | Iowa | U.S. | |
| Arab | 16 | 0.06%, see rank | 0.21% | 0.53% |
| Czech | 666 | 2.38%, see rank | 1.99% | 0.50% |
| Danish | 538 | 1.92%, see rank | 2.04% | 0.45% |
| Dutch | 725 | 2.59%, see rank | 4.70% | 1.51% |
| English | 3,048 | 10.88%, see rank | 9.27% | 8.53% |
| French | 590 | 2.11%, see rank | 2.82% | 3.54% |
| German | 11,200 | 39.98%, see rank | 38.44% | 15.79% |
| Greek | 300 | 1.07%, see rank | 0.23% | 0.42% |
| Hungarian | 31 | 0.11%, see rank | 0.12% | 0.48% |
| Irish | 4,017 | 14.34%, see rank | 14.91% | 11.36% |
| Italian | 499 | 1.78%, see rank | 2.14% | 5.66% |
| Norwegian | 4,468 | 15.95%, see rank | 5.56% | 1.46% |
| Polish | 301 | 1.07%, see rank | 1.31% | 3.13% |
| Portuguese | 63 | 0.22%, see rank | 0.06% | 0.46% |
| Russian | 61 | 0.22%, see rank | 0.38% | 0.97% |
| Scotch-Irish | 218 | 0.78%, see rank | 0.95% | 1.07% |
| Scottish | 435 | 1.55%, see rank | 1.58% | 1.81% |
| Subsaharan African | 33 | 0.12%, see rank | 0.54% | 0.93% |
| Swedish | 843 | 3.01%, see rank | 3.15% | 1.34% |
| Swiss | 159 | 0.57%, see rank | 0.50% | 0.31% |
| Ukrainian | 0 | 0.00%, see rank | 0.09% | 0.31% |
| American | 1,373 | 4.90%, see rank | 5.98% | 6.72% |
| Welsh | 168 | 0.60%, see rank | 0.71% | 0.60% |
ACS 2006-2010 data
25,215 (89.65%) out of the total population of 28,125 reported first ancestry.
| Mason City, IA | % of the Total Population | Iowa | U.S. | |
| Arab | 46 | 0.16%, see rank | 0.17% | 0.50% |
| Czech | 708 | 2.52%, see rank | 2.07% | 0.53% |
| Danish | 736 | 2.62%, see rank | 2.20% | 0.48% |
| Dutch | 837 | 2.98%, see rank | 4.90% | 1.63% |
| English | 3,012 | 10.71%, see rank | 9.85% | 9.02% |
| French | 780 | 2.77%, see rank | 3.05% | 3.77% |
| German | 11,662 | 41.46%, see rank | 39.79% | 16.51% |
| Greek | 287 | 1.02%, see rank | 0.24% | 0.44% |
| Hungarian | 32 | 0.11%, see rank | 0.14% | 0.51% |
| Irish | 3,895 | 13.85%, see rank | 15.41% | 11.76% |
| Italian | 580 | 2.06%, see rank | 2.22% | 5.78% |
| Norwegian | 4,218 | 15.00%, see rank | 5.63% | 1.51% |
| Polish | 433 | 1.54%, see rank | 1.35% | 3.24% |
| Portuguese | 66 | 0.23%, see rank | 0.07% | 0.47% |
| Russian | 154 | 0.55%, see rank | 0.36% | 1.01% |
| Scotch-Irish | 383 | 1.36%, see rank | 1.53% | 1.72% |
| Scottish | 563 | 2.00%, see rank | 1.68% | 1.92% |
| Subsaharan African | 124 | 0.44%, see rank | 0.51% | 0.91% |
| Swedish | 869 | 3.09%, see rank | 3.26% | 1.41% |
| Swiss | 116 | 0.41%, see rank | 0.53% | 0.33% |
| Ukrainian | 0 | 0.00%, see rank | 0.09% | 0.31% |
| American | 1,065 | 3.79%, see rank | 5.61% | 6.28% |
| Welsh | 182 | 0.65%, see rank | 0.76% | 0.63% |
ACS 2005-2009 data
24,827 (90.32%) out of the total population of 27,489 reported first ancestry.
| Mason City, IA | % of the Total Population | Iowa | U.S. | |
| Arab | 119 | 0.43%, see rank | 0.15% | 0.50% |
| Czech | 696 | 2.53%, see rank | 2.12% | 0.54% |
| Danish | 732 | 2.66%, see rank | 2.25% | 0.49% |
| Dutch | 782 | 2.84%, see rank | 5.01% | 1.68% |
| English | 3,018 | 10.98%, see rank | 10.07% | 9.29% |
| French | 905 | 3.29%, see rank | 3.19% | 3.90% |
| German | 10,909 | 39.68%, see rank | 40.46% | 16.89% |
| Greek | 228 | 0.83%, see rank | 0.24% | 0.45% |
| Hungarian | 27 | 0.10%, see rank | 0.14% | 0.52% |
| Irish | 4,165 | 15.15%, see rank | 15.67% | 12.01% |
| Italian | 428 | 1.56%, see rank | 2.18% | 5.91% |
| Norwegian | 4,154 | 15.11%, see rank | 5.67% | 1.55% |
| Polish | 536 | 1.95%, see rank | 1.39% | 3.32% |
| Portuguese | 36 | 0.13%, see rank | 0.07% | 0.48% |
| Russian | 229 | 0.83%, see rank | 0.37% | 1.04% |
| Scotch-Irish | 319 | 1.16%, see rank | 1.58% | 1.77% |
| Scottish | 520 | 1.89%, see rank | 1.72% | 1.97% |
| Subsaharan African | 122 | 0.44%, see rank | 0.41% | 0.88% |
| Swedish | 823 | 2.99%, see rank | 3.30% | 1.45% |
| Swiss | 83 | 0.30%, see rank | 0.56% | 0.34% |
| Ukrainian | 0 | 0.00%, see rank | 0.09% | 0.32% |
| American | 1,099 | 4.00%, see rank | 5.67% | 6.43% |
| Welsh | 180 | 0.65%, see rank | 0.78% | 0.65% |
US Census 2000 data
23,552 (80.73%) out of the total population of 29,172 reported first ancestry.
| Mason City, IA | % of the Total Population | Iowa | U.S. | |
| Arab | 26 | 0.09%, see rank | 0.13% | 0.36% |
| Czech | 296 | 1.01%, see rank | 1.09% | 0.27% |
| Danish | 410 | 1.41%, see rank | 1.45% | 0.30% |
| Dutch | 376 | 1.29%, see rank | 3.03% | 0.91% |
| English | 1,548 | 5.31%, see rank | 5.89% | 5.91% |
| French | 392 | 1.34%, see rank | 1.56% | 2.39% |
| German | 8,986 | 30.80%, see rank | 28.26% | 10.81% |
| Greek | 141 | 0.48%, see rank | 0.15% | 0.34% |
| Hungarian | 34 | 0.12%, see rank | 0.07% | 0.32% |
| Irish | 2,048 | 7.02%, see rank | 7.69% | 6.85% |
| Italian | 250 | 0.86%, see rank | 1.28% | 4.59% |
| Norwegian | 3,526 | 12.09%, see rank | 4.28% | 1.15% |
| Polish | 217 | 0.74%, see rank | 0.70% | 2.24% |
| Portuguese | 9 | 0.03%, see rank | 0.03% | 0.33% |
| Russian | 99 | 0.34%, see rank | 0.17% | 0.68% |
| Scotch-Irish | 197 | 0.68%, see rank | 1.01% | 1.17% |
| Scottish | 189 | 0.65%, see rank | 0.88% | 1.12% |
| Subsaharan African | 21 | 0.07%, see rank | 0.23% | 0.61% |
| Swedish | 580 | 1.99%, see rank | 2.04% | 0.87% |
| Swiss | 63 | 0.22%, see rank | 0.30% | 0.19% |
| Ukrainian | 9 | 0.03%, see rank | 0.05% | 0.24% |
| American | 1,495 | 5.12%, see rank | 6.73% | 7.33% |
| Welsh | 107 | 0.37%, see rank | 0.39% | 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.