Jefferson County Historical Household and Family Data
ACS 2010-2014 data
Total population: 546,162
| Jefferson County | Colorado | U.S. | |
| Total Households | 220,814, 100% | 1,998,314 | 116,211,092 |
| Average Household Size | 2.44, see rank | 2.54 | 2.63 |
| 1 Person Households | 61,851, 28.01%, see rank | 28.04% | 27.57% |
| 2 or More Person Households | 158,963, 71.99%, see rank | 71.96% | 72.43% |
| Family Households (Families) | 143,112, 64.81%, see rank | 64.18% | 66.22% |
| Average Family Size | 3.06, see rank | 3.22 | 3.32 |
| Married-Couple Family | 111,872, 50.66%, see rank | 49.32% | 48.42% |
| Nonfamily Households | 77,702, 35.19%, see rank | 35.82% | 33.78% |
US Census 2010 data
Total population: 534,543
| Jefferson County | Colorado | U.S. | |
| Total Households | 218,160, 100% | 1,972,868 | 116,716,292 |
| Average Household Size | 2.42, see rank | 2.49 | 2.58 |
| 1 Person Households | 59,794, 27.41%, see rank | 27.92% | 26.74% |
| 2 or More Person Households | 158,366, 72.59%, see rank | 72.08% | 73.26% |
| Family Households (Families) | 142,779, 65.45%, see rank | 63.94% | 66.43% |
| Average Family Size | 2.96, see rank | 3.08 | 3.14 |
| Married-Couple Family | 111,377, 51.05%, see rank | 49.24% | 48.42% |
| Nonfamily Households | 75,381, 34.55%, see rank | 36.06% | 33.57% |
ACS 2008-2012 data
Total population: 536,095
| Jefferson County | Colorado | U.S. | |
| Total Households | 219,005, 100% | 1,962,753 | 115,226,802 |
| Average Household Size | 2.41, see rank | 2.51 | 2.61 |
| 1 Person Households | 60,875, 27.80%, see rank | 28.25% | 27.45% |
| 2 or More Person Households | 158,130, 72.20%, see rank | 71.75% | 72.55% |
| Family Households (Families) | 143,882, 65.70%, see rank | 64.20% | 66.47% |
| Average Family Size | 3.02, see rank | 3.19 | 3.29 |
| Married-Couple Family | 112,543, 51.39%, see rank | 49.82% | 48.97% |
| Nonfamily Households | 75,123, 34.30%, see rank | 35.80% | 33.53% |
ACS 2006-2010 data
Total population: 528,614
| Jefferson County | Colorado | U.S. | |
| Total Households | 217,018, 100% | 1,918,959 | 114,235,996 |
| Average Household Size | 2.41, see rank | 2.49 | 2.59 |
| 1 Person Households | 59,781, 27.55%, see rank | 28.20% | 27.24% |
| 2 or More Person Households | 157,237, 72.45%, see rank | 71.80% | 72.76% |
| Family Households (Families) | 143,736, 66.23%, see rank | 64.41% | 66.75% |
| Average Family Size | 3.01, see rank | 3.15 | 3.25 |
| Married-Couple Family | 113,152, 52.14%, see rank | 50.26% | 49.60% |
| Nonfamily Households | 73,282, 33.77%, see rank | 35.59% | 33.25% |
ACS 2005-2009 data
Total population: 529,025
| Jefferson County | Colorado | U.S. | |
| Total Households | 215,592, 100% | 1,869,276 | 112,611,029 |
| Average Household Size | 2.42, see rank | 2.53 | 2.60 |
| 1 Person Households | 59,006, 27.37%, see rank | 28.22% | 27.32% |
| 2 or More Person Households | 156,586, 72.63%, see rank | 71.78% | 72.68% |
| Family Households (Families) | 142,976, 66.32%, see rank | 64.39% | 66.67% |
| Average Family Size | 3.02, see rank | 3.21 | 3.27 |
| Married-Couple Family | 112,994, 52.41%, see rank | 50.63% | 49.71% |
| Nonfamily Households | 72,616, 33.68%, see rank | 35.61% | 33.33% |
US Census 2000 data
Total population: 527,056
| Jefferson County | Colorado | U.S. | |
| Total Households | 206,067, 100% | 1,658,238 | 105,480,101 |
| Average Household Size | 2.52, see rank | 2.53 | 2.59 |
| 1 Person Households | 50,528, 24.52%, see rank | 26.28% | 25.82% |
| 2 or More Person Households | 155,539, 75.48%, see rank | 73.72% | 74.18% |
| Family Households (Families) | 140,439, 68.15%, see rank | 65.40% | 68.06% |
| Average Family Size | 3.03, see rank | 3.09 | 3.14 |
| Married-Couple Family | 113,607, 55.13%, see rank | 51.78% | 51.66% |
| Nonfamily Households | 65,628, 31.85%, see rank | 34.60% | 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.