Jefferson County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 26,620
| Jefferson County | % | Idaho | U.S. | |
| English | 7,083 | 86.64%, see rank | 88.49% | 79.39% |
| Spanish | 833 | 10.19%, see rank | 7.89% | 11.75% |
| Other Indo-European Languages | 191 | 2.34%, see rank | 2.05% | 4.52% |
| Asian and Pacific Islander Languages | 13 | 0.16%, see rank | 1.07% | 3.36% |
| Other | 55 | 0.67%, see rank | 0.50% | 0.99% |
ACS 2008-2012 data
Total population: 25,940
| Jefferson County | % | Idaho | U.S. | |
| English | 7,017 | 86.73%, see rank | 88.47% | 79.64% |
| Spanish | 897 | 11.09%, see rank | 7.79% | 11.57% |
| Other Indo-European Languages | 132 | 1.63%, see rank | 2.19% | 4.61% |
| Asian and Pacific Islander Languages | 45 | 0.56%, see rank | 1.11% | 3.24% |
| Other | 0 | 0.00%, see rank | 0.43% | 0.94% |
ACS 2006-2010 data
Total population: 24,523
| Jefferson County | % | Idaho | U.S. | |
| English | 6,740 | 86.62%, see rank | 88.21% | 79.95% |
| Spanish | 822 | 10.56%, see rank | 7.97% | 11.42% |
| Other Indo-European Languages | 152 | 1.95%, see rank | 2.23% | 4.60% |
| Asian and Pacific Islander Languages | 55 | 0.71%, see rank | 1.09% | 3.14% |
| Other | 12 | 0.15%, see rank | 0.50% | 0.89% |
ACS 2005-2009 data
Total population: 22,892
| Jefferson County | % | Idaho | U.S. | |
| English | 6,366 | 86.94%, see rank | 88.22% | 80.35% |
| Spanish | 760 | 10.38%, see rank | 8.01% | 11.21% |
| Other Indo-European Languages | 121 | 1.65%, see rank | 2.21% | 4.62% |
| Asian and Pacific Islander Languages | 52 | 0.71%, see rank | 1.05% | 2.95% |
| Other | 23 | 0.31%, see rank | 0.51% | 0.87% |
US Census 2000 data
Total population: 19,155
| Jefferson County | % | Idaho | U.S. | |
| English | 5,166 | 87.54%, see rank | 88.38% | 81.14% |
| Spanish | 544 | 9.22%, see rank | 7.44% | 10.21% |
| Other Indo-European Languages | 120 | 2.03%, see rank | 2.69% | 5.22% |
| Asian and Pacific Islander Languages | 58 | 0.98%, see rank | 0.99% | 2.61% |
| Other | 13 | 0.22%, see rank | 0.50% | 0.82% |
* 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.