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Lancaster County Historical Household and Family Data
ACS 2010-2014 data
Total population: 526,839
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 194,503, 100% | 4,957,736 | 116,211,092 |
| Average Household Size | 2.64, see rank | 2.49 | 2.63 |
| 1 Person Households | 46,788, 24.06%, see rank | 29.56% | 27.57% |
| 2 or More Person Households | 147,715, 75.94%, see rank | 70.44% | 72.43% |
| Family Households (Families) | 136,731, 70.30%, see rank | 64.63% | 66.22% |
| Average Family Size | 3.22, see rank | 3.17 | 3.32 |
| Married-Couple Family | 112,011, 57.59%, see rank | 48.29% | 48.42% |
| Nonfamily Households | 57,772, 29.70%, see rank | 35.37% | 33.78% |
US Census 2010 data
Total population: 519,445
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 193,602, 100% | 5,018,904 | 116,716,292 |
| Average Household Size | 2.62, see rank | 2.45 | 2.58 |
| 1 Person Households | 46,793, 24.17%, see rank | 28.56% | 26.74% |
| 2 or More Person Households | 146,809, 75.83%, see rank | 71.44% | 73.26% |
| Family Households (Families) | 135,401, 69.94%, see rank | 64.98% | 66.43% |
| Average Family Size | 3.13, see rank | 3.02 | 3.14 |
| Married-Couple Family | 109,118, 56.36%, see rank | 48.17% | 48.42% |
| Nonfamily Households | 58,201, 30.06%, see rank | 35.02% | 33.57% |
ACS 2008-2012 data
Total population: 519,913
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 193,306, 100% | 4,959,633 | 115,226,802 |
| Average Household Size | 2.61, see rank | 2.47 | 2.61 |
| 1 Person Households | 46,690, 24.15%, see rank | 29.31% | 27.45% |
| 2 or More Person Households | 146,616, 75.85%, see rank | 70.69% | 72.55% |
| Family Households (Families) | 136,556, 70.64%, see rank | 65.07% | 66.47% |
| Average Family Size | 3.19, see rank | 3.14 | 3.29 |
| Married-Couple Family | 112,056, 57.97%, see rank | 48.85% | 48.97% |
| Nonfamily Households | 56,750, 29.36%, see rank | 34.93% | 33.53% |
ACS 2006-2010 data
Total population: 511,250
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 191,474, 100% | 4,940,581 | 114,235,996 |
| Average Household Size | 2.59, see rank | 2.47 | 2.59 |
| 1 Person Households | 45,453, 23.74%, see rank | 29.10% | 27.24% |
| 2 or More Person Households | 146,021, 76.26%, see rank | 70.90% | 72.76% |
| Family Households (Families) | 135,716, 70.88%, see rank | 65.40% | 66.75% |
| Average Family Size | 3.15, see rank | 3.12 | 3.25 |
| Married-Couple Family | 111,290, 58.12%, see rank | 49.49% | 49.60% |
| Nonfamily Households | 55,758, 29.12%, see rank | 34.60% | 33.25% |
ACS 2005-2009 data
Total population: 498,918
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 186,301, 100% | 4,893,127 | 112,611,029 |
| Average Household Size | 2.59, see rank | 2.46 | 2.60 |
| 1 Person Households | 44,778, 24.04%, see rank | 29.06% | 27.32% |
| 2 or More Person Households | 141,523, 75.96%, see rank | 70.94% | 72.68% |
| Family Households (Families) | 131,470, 70.57%, see rank | 65.52% | 66.67% |
| Average Family Size | 3.16, see rank | 3.12 | 3.27 |
| Married-Couple Family | 108,317, 58.14%, see rank | 49.75% | 49.71% |
| Nonfamily Households | 54,831, 29.43%, see rank | 34.48% | 33.33% |
US Census 2000 data
Total population: 470,658
| Lancaster County | Pennsylvania | U.S. | |
| Total Households | 172,560, 100% | 4,777,003 | 105,480,101 |
| Average Household Size | 2.64, see rank | 2.48 | 2.59 |
| 1 Person Households | 39,801, 23.07%, see rank | 27.65% | 25.82% |
| 2 or More Person Households | 132,759, 76.93%, see rank | 72.35% | 74.18% |
| Family Households (Families) | 124,129, 71.93%, see rank | 67.16% | 68.06% |
| Average Family Size | 3.14, see rank | 3.04 | 3.14 |
| Married-Couple Family | 103,320, 59.87%, see rank | 51.66% | 51.66% |
| Nonfamily Households | 48,431, 28.07%, see rank | 32.84% | 31.94% |
* 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.