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Delaware County Historical Language Spoken at Home Data
ACS 2010-2014 data
Total population: 560,775
| Delaware County | % | Pennsylvania | U.S. | |
| English | 176,772 | 86.41%, see rank | 88.50% | 79.39% |
| Spanish | 6,655 | 3.25%, see rank | 4.69% | 11.75% |
| Other Indo-European Languages | 12,733 | 6.22%, see rank | 4.40% | 4.52% |
| Asian and Pacific Islander Languages | 5,972 | 2.92%, see rank | 1.81% | 3.36% |
| Other | 2,439 | 1.19%, see rank | 0.60% | 0.99% |
ACS 2008-2012 data
Total population: 558,874
| Delaware County | % | Pennsylvania | U.S. | |
| English | 178,694 | 86.74%, see rank | 88.62% | 79.64% |
| Spanish | 6,494 | 3.15%, see rank | 4.58% | 11.57% |
| Other Indo-European Languages | 12,851 | 6.24%, see rank | 4.54% | 4.61% |
| Asian and Pacific Islander Languages | 5,726 | 2.78%, see rank | 1.69% | 3.24% |
| Other | 2,256 | 1.10%, see rank | 0.57% | 0.94% |
ACS 2006-2010 data
Total population: 556,468
| Delaware County | % | Pennsylvania | U.S. | |
| English | 179,822 | 87.06%, see rank | 88.76% | 79.95% |
| Spanish | 6,093 | 2.95%, see rank | 4.46% | 11.42% |
| Other Indo-European Languages | 12,760 | 6.18%, see rank | 4.58% | 4.60% |
| Asian and Pacific Islander Languages | 5,605 | 2.71%, see rank | 1.65% | 3.14% |
| Other | 2,262 | 1.10%, see rank | 0.56% | 0.89% |
ACS 2005-2009 data
Total population: 555,018
| Delaware County | % | Pennsylvania | U.S. | |
| English | 178,840 | 87.46%, see rank | 89.18% | 80.35% |
| Spanish | 5,591 | 2.73%, see rank | 4.16% | 11.21% |
| Other Indo-European Languages | 12,348 | 6.04%, see rank | 4.62% | 4.62% |
| Asian and Pacific Islander Languages | 5,585 | 2.73%, see rank | 1.50% | 2.95% |
| Other | 2,117 | 1.04%, see rank | 0.54% | 0.87% |
US Census 2000 data
Total population: 550,864
| Delaware County | % | Pennsylvania | U.S. | |
| English | 181,169 | 87.79%, see rank | 89.23% | 81.14% |
| Spanish | 5,300 | 2.57%, see rank | 3.71% | 10.21% |
| Other Indo-European Languages | 13,592 | 6.59%, see rank | 5.35% | 5.22% |
| Asian and Pacific Islander Languages | 4,622 | 2.24%, see rank | 1.23% | 2.61% |
| Other | 1,689 | 0.82%, 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.