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Lancaster County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 526,839
| Lancaster County | % | Pennsylvania | U.S. | |
| English | 164,914 | 84.79%, see rank | 88.50% | 79.39% |
| Spanish | 13,564 | 6.97%, see rank | 4.69% | 11.75% |
| Other Indo-European Languages | 12,527 | 6.44%, see rank | 4.40% | 4.52% |
| Asian and Pacific Islander Languages | 2,718 | 1.40%, see rank | 1.81% | 3.36% |
| Other | 780 | 0.40%, see rank | 0.60% | 0.99% |
ACS 2008-2012 data
Total population: 519,913
| Lancaster County | % | Pennsylvania | U.S. | |
| English | 164,717 | 85.21%, see rank | 88.62% | 79.64% |
| Spanish | 13,111 | 6.78%, see rank | 4.58% | 11.57% |
| Other Indo-European Languages | 12,451 | 6.44%, see rank | 4.54% | 4.61% |
| Asian and Pacific Islander Languages | 2,520 | 1.30%, see rank | 1.69% | 3.24% |
| Other | 507 | 0.26%, see rank | 0.57% | 0.94% |
ACS 2006-2010 data
Total population: 511,250
| Lancaster County | % | Pennsylvania | U.S. | |
| English | 161,984 | 84.60%, see rank | 88.76% | 79.95% |
| Spanish | 13,203 | 6.90%, see rank | 4.46% | 11.42% |
| Other Indo-European Languages | 13,372 | 6.98%, see rank | 4.58% | 4.60% |
| Asian and Pacific Islander Languages | 2,506 | 1.31%, see rank | 1.65% | 3.14% |
| Other | 409 | 0.21%, see rank | 0.56% | 0.89% |
ACS 2005-2009 data
Total population: 498,918
| Lancaster County | % | Pennsylvania | U.S. | |
| English | 158,311 | 84.98%, see rank | 89.18% | 80.35% |
| Spanish | 12,002 | 6.44%, see rank | 4.16% | 11.21% |
| Other Indo-European Languages | 13,253 | 7.11%, see rank | 4.62% | 4.62% |
| Asian and Pacific Islander Languages | 2,236 | 1.20%, see rank | 1.50% | 2.95% |
| Other | 499 | 0.27%, see rank | 0.54% | 0.87% |
US Census 2000 data
Total population: 470,658
| Lancaster County | % | Pennsylvania | U.S. | |
| English | 148,848 | 86.15%, see rank | 89.23% | 81.14% |
| Spanish | 9,804 | 5.67%, see rank | 3.71% | 10.21% |
| Other Indo-European Languages | 12,073 | 6.99%, see rank | 5.35% | 5.22% |
| Asian and Pacific Islander Languages | 1,651 | 0.96%, see rank | 1.23% | 2.61% |
| Other | 404 | 0.23%, see rank | 0.48% | 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.