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Altadena, CA Historical First Ancestry Data
ACS 2010-2014 data
41,090 (92.08%) out of the total population of 44,622 reported first ancestry.
| Altadena, CA | % of the Total Population | California | U.S. | |
| Arab | 505 | 1.13%, see rank | 0.72% | 0.56% |
| Czech | 99 | 0.22%, see rank | 0.22% | 0.47% |
| Danish | 231 | 0.52%, see rank | 0.46% | 0.42% |
| Dutch | 309 | 0.69%, see rank | 0.99% | 1.40% |
| English | 2,969 | 6.65%, see rank | 5.94% | 8.02% |
| French | 890 | 1.99%, see rank | 2.15% | 3.34% |
| German | 2,729 | 6.12%, see rank | 8.51% | 15.03% |
| Greek | 126 | 0.28%, see rank | 0.35% | 0.41% |
| Hungarian | 183 | 0.41%, see rank | 0.32% | 0.46% |
| Irish | 2,198 | 4.93%, see rank | 6.69% | 10.80% |
| Italian | 1,185 | 2.66%, see rank | 3.97% | 5.52% |
| Norwegian | 539 | 1.21%, see rank | 1.02% | 1.42% |
| Polish | 726 | 1.63%, see rank | 1.32% | 3.01% |
| Portuguese | 155 | 0.35%, see rank | 0.91% | 0.44% |
| Russian | 788 | 1.77%, see rank | 1.13% | 0.92% |
| Scotch-Irish | 376 | 0.84%, see rank | 0.61% | 0.99% |
| Scottish | 985 | 2.21%, see rank | 1.34% | 1.72% |
| Subsaharan African | 643 | 1.44%, see rank | 0.69% | 0.95% |
| Swedish | 532 | 1.19%, see rank | 1.09% | 1.27% |
| Swiss | 145 | 0.32%, see rank | 0.27% | 0.30% |
| Ukrainian | 61 | 0.14%, see rank | 0.27% | 0.31% |
| American | 1,578 | 3.54%, see rank | 3.22% | 7.12% |
| Welsh | 215 | 0.48%, see rank | 0.43% | 0.57% |
ACS 2008-2012 data
42,037 (94.30%) out of the total population of 44,578 reported first ancestry.
| Altadena, CA | % of the Total Population | California | U.S. | |
| Arab | 328 | 0.74%, see rank | 0.70% | 0.53% |
| Czech | 119 | 0.27%, see rank | 0.24% | 0.50% |
| Danish | 163 | 0.37%, see rank | 0.50% | 0.45% |
| Dutch | 352 | 0.79%, see rank | 1.08% | 1.51% |
| English | 3,084 | 6.92%, see rank | 6.39% | 8.53% |
| French | 998 | 2.24%, see rank | 2.28% | 3.54% |
| German | 2,906 | 6.52%, see rank | 9.10% | 15.79% |
| Greek | 137 | 0.31%, see rank | 0.35% | 0.42% |
| Hungarian | 113 | 0.25%, see rank | 0.34% | 0.48% |
| Irish | 2,683 | 6.02%, see rank | 7.13% | 11.36% |
| Italian | 1,114 | 2.50%, see rank | 4.08% | 5.66% |
| Norwegian | 527 | 1.18%, see rank | 1.06% | 1.46% |
| Polish | 561 | 1.26%, see rank | 1.35% | 3.13% |
| Portuguese | 252 | 0.57%, see rank | 0.96% | 0.46% |
| Russian | 466 | 1.05%, see rank | 1.18% | 0.97% |
| Scotch-Irish | 260 | 0.58%, see rank | 0.67% | 1.07% |
| Scottish | 925 | 2.08%, see rank | 1.43% | 1.81% |
| Subsaharan African | 842 | 1.89%, see rank | 0.72% | 0.93% |
| Swedish | 620 | 1.39%, see rank | 1.16% | 1.34% |
| Swiss | 194 | 0.44%, see rank | 0.28% | 0.31% |
| Ukrainian | 28 | 0.06%, see rank | 0.26% | 0.31% |
| American | 1,664 | 3.73%, see rank | 2.78% | 6.72% |
| Welsh | 258 | 0.58%, see rank | 0.46% | 0.60% |
ACS 2006-2010 data
42,706 (93.97%) out of the total population of 45,446 reported first ancestry.
| Altadena, CA | % of the Total Population | California | U.S. | |
| Arab | 219 | 0.48%, see rank | 0.66% | 0.50% |
| Czech | 172 | 0.38%, see rank | 0.26% | 0.53% |
| Danish | 146 | 0.32%, see rank | 0.53% | 0.48% |
| Dutch | 522 | 1.15%, see rank | 1.15% | 1.63% |
| English | 2,651 | 5.83%, see rank | 6.77% | 9.02% |
| French | 771 | 1.70%, see rank | 2.44% | 3.77% |
| German | 3,369 | 7.41%, see rank | 9.60% | 16.51% |
| Greek | 202 | 0.44%, see rank | 0.38% | 0.44% |
| Hungarian | 128 | 0.28%, see rank | 0.36% | 0.51% |
| Irish | 3,160 | 6.95%, see rank | 7.50% | 11.76% |
| Italian | 1,577 | 3.47%, see rank | 4.21% | 5.78% |
| Norwegian | 442 | 0.97%, see rank | 1.10% | 1.51% |
| Polish | 575 | 1.27%, see rank | 1.41% | 3.24% |
| Portuguese | 249 | 0.55%, see rank | 1.02% | 0.47% |
| Russian | 591 | 1.30%, see rank | 1.22% | 1.01% |
| Scotch-Irish | 553 | 1.22%, see rank | 1.19% | 1.72% |
| Scottish | 802 | 1.76%, see rank | 1.54% | 1.92% |
| Subsaharan African | 749 | 1.65%, see rank | 0.72% | 0.91% |
| Swedish | 443 | 0.97%, see rank | 1.25% | 1.41% |
| Swiss | 309 | 0.68%, see rank | 0.31% | 0.33% |
| Ukrainian | 64 | 0.14%, see rank | 0.26% | 0.31% |
| American | 1,336 | 2.94%, see rank | 2.43% | 6.28% |
| Welsh | 334 | 0.73%, see rank | 0.49% | 0.63% |
ACS 2005-2009 data
41,943 (93.85%) out of the total population of 44,693 reported first ancestry.
| Altadena, CA | % of the Total Population | California | U.S. | |
| Arab | 249 | 0.56%, see rank | 0.66% | 0.50% |
| Czech | 144 | 0.32%, see rank | 0.27% | 0.54% |
| Danish | 142 | 0.32%, see rank | 0.55% | 0.49% |
| Dutch | 521 | 1.17%, see rank | 1.19% | 1.68% |
| English | 3,017 | 6.75%, see rank | 7.02% | 9.29% |
| French | 743 | 1.66%, see rank | 2.56% | 3.90% |
| German | 3,376 | 7.55%, see rank | 9.93% | 16.89% |
| Greek | 177 | 0.40%, see rank | 0.38% | 0.45% |
| Hungarian | 138 | 0.31%, see rank | 0.37% | 0.52% |
| Irish | 2,997 | 6.71%, see rank | 7.79% | 12.01% |
| Italian | 1,619 | 3.62%, see rank | 4.33% | 5.91% |
| Norwegian | 332 | 0.74%, see rank | 1.14% | 1.55% |
| Polish | 521 | 1.17%, see rank | 1.45% | 3.32% |
| Portuguese | 214 | 0.48%, see rank | 1.05% | 0.48% |
| Russian | 293 | 0.66%, see rank | 1.25% | 1.04% |
| Scotch-Irish | 612 | 1.37%, see rank | 1.23% | 1.77% |
| Scottish | 635 | 1.42%, see rank | 1.61% | 1.97% |
| Subsaharan African | 797 | 1.78%, see rank | 0.71% | 0.88% |
| Swedish | 437 | 0.98%, see rank | 1.28% | 1.45% |
| Swiss | 325 | 0.73%, see rank | 0.32% | 0.34% |
| Ukrainian | 140 | 0.31%, see rank | 0.27% | 0.32% |
| American | 964 | 2.16%, see rank | 2.66% | 6.43% |
| Welsh | 307 | 0.69%, see rank | 0.52% | 0.65% |
US Census 2000 data
37,810 (88.74%) out of the total population of 42,610 reported first ancestry.
| Altadena, CA | % of the Total Population | California | U.S. | |
| Arab | 380 | 0.89%, see rank | 0.50% | 0.36% |
| Czech | 31 | 0.07%, see rank | 0.14% | 0.27% |
| Danish | 206 | 0.48%, see rank | 0.38% | 0.30% |
| Dutch | 299 | 0.70%, see rank | 0.71% | 0.91% |
| English | 2,179 | 5.11%, see rank | 4.91% | 5.91% |
| French | 417 | 0.98%, see rank | 1.57% | 2.39% |
| German | 2,080 | 4.88%, see rank | 6.45% | 10.81% |
| Greek | 74 | 0.17%, see rank | 0.29% | 0.34% |
| Hungarian | 118 | 0.28%, see rank | 0.27% | 0.32% |
| Irish | 1,926 | 4.52%, see rank | 4.72% | 6.85% |
| Italian | 1,176 | 2.76%, see rank | 3.41% | 4.59% |
| Norwegian | 379 | 0.89%, see rank | 0.92% | 1.15% |
| Polish | 282 | 0.66%, see rank | 0.95% | 2.24% |
| Portuguese | 44 | 0.10%, see rank | 0.75% | 0.33% |
| Russian | 245 | 0.57%, see rank | 0.90% | 0.68% |
| Scotch-Irish | 362 | 0.85%, see rank | 0.87% | 1.17% |
| Scottish | 352 | 0.83%, see rank | 1.00% | 1.12% |
| Subsaharan African | 844 | 1.98%, see rank | 0.51% | 0.61% |
| Swedish | 395 | 0.93%, see rank | 0.86% | 0.87% |
| Swiss | 82 | 0.19%, see rank | 0.21% | 0.19% |
| Ukrainian | 11 | 0.03%, see rank | 0.20% | 0.24% |
| American | 1,174 | 2.76%, see rank | 3.37% | 7.33% |
| Welsh | 131 | 0.31%, 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.