Loudoun County Historical Household and Family Data
ACS 2010-2014 data
Total population: 338,916
| Loudoun County | Virginia | U.S. | |
| Total Households | 110,047, 100% | 3,041,710 | 116,211,092 |
| Average Household Size | 3.07, see rank | 2.61 | 2.63 |
| 1 Person Households | 18,679, 16.97%, see rank | 26.52% | 27.57% |
| 2 or More Person Households | 91,368, 83.03%, see rank | 73.48% | 72.43% |
| Family Households (Families) | 85,993, 78.14%, see rank | 67.30% | 66.22% |
| Average Family Size | 3.55, see rank | 3.25 | 3.32 |
| Married-Couple Family | 72,133, 65.55%, see rank | 50.70% | 48.42% |
| Nonfamily Households | 24,054, 21.86%, see rank | 32.70% | 33.78% |
US Census 2010 data
Total population: 312,311
| Loudoun County | Virginia | U.S. | |
| Total Households | 104,583, 100% | 3,056,058 | 116,716,292 |
| Average Household Size | 2.98, see rank | 2.54 | 2.58 |
| 1 Person Households | 18,659, 17.84%, see rank | 26.02% | 26.74% |
| 2 or More Person Households | 85,924, 82.16%, see rank | 73.98% | 73.26% |
| Family Households (Families) | 80,494, 76.97%, see rank | 66.99% | 66.43% |
| Average Family Size | 3.39, see rank | 3.06 | 3.14 |
| Married-Couple Family | 68,056, 65.07%, see rank | 50.22% | 48.42% |
| Nonfamily Households | 24,089, 23.03%, see rank | 33.01% | 33.57% |
ACS 2008-2012 data
Total population: 314,980
| Loudoun County | Virginia | U.S. | |
| Total Households | 104,195, 100% | 3,006,219 | 115,226,802 |
| Average Household Size | 3.01, see rank | 2.59 | 2.61 |
| 1 Person Households | 18,290, 17.55%, see rank | 26.45% | 27.45% |
| 2 or More Person Households | 85,905, 82.45%, see rank | 73.55% | 72.55% |
| Family Households (Families) | 80,849, 77.59%, see rank | 67.39% | 66.47% |
| Average Family Size | 3.50, see rank | 3.21 | 3.29 |
| Married-Couple Family | 68,060, 65.32%, see rank | 51.11% | 48.97% |
| Nonfamily Households | 23,346, 22.41%, see rank | 32.61% | 33.53% |
ACS 2006-2010 data
Total population: 291,653
| Loudoun County | Virginia | U.S. | |
| Total Households | 95,330, 100% | 2,974,481 | 114,235,996 |
| Average Household Size | 3.05, see rank | 2.56 | 2.59 |
| 1 Person Households | 20,161, 21.15%, see rank | 26.80% | 27.24% |
| 2 or More Person Households | 75,169, 78.85%, see rank | 73.20% | 72.76% |
| Family Households (Families) | 71,188, 74.68%, see rank | 67.24% | 66.75% |
| Average Family Size | 3.65, see rank | 3.18 | 3.25 |
| Married-Couple Family | 60,817, 63.80%, see rank | 51.10% | 49.60% |
| Nonfamily Households | 24,142, 25.32%, see rank | 32.76% | 33.25% |
ACS 2005-2009 data
Total population: 277,465
| Loudoun County | Virginia | U.S. | |
| Total Households | 91,028, 100% | 2,936,634 | 112,611,029 |
| Average Household Size | 3.04, see rank | 2.54 | 2.60 |
| 1 Person Households | 20,703, 22.74%, see rank | 27.05% | 27.32% |
| 2 or More Person Households | 70,325, 77.26%, see rank | 72.95% | 72.68% |
| Family Households (Families) | 66,309, 72.84%, see rank | 66.98% | 66.67% |
| Average Family Size | 3.70, see rank | 3.17 | 3.27 |
| Married-Couple Family | 57,459, 63.12%, see rank | 51.00% | 49.71% |
| Nonfamily Households | 24,719, 27.16%, see rank | 33.02% | 33.33% |
US Census 2000 data
Total population: 169,599
| Loudoun County | Virginia | U.S. | |
| Total Households | 59,900, 100% | 2,699,173 | 105,480,101 |
| Average Household Size | 2.82, see rank | 2.54 | 2.59 |
| 1 Person Households | 11,050, 18.45%, see rank | 25.08% | 25.82% |
| 2 or More Person Households | 48,850, 81.55%, see rank | 74.92% | 74.18% |
| Family Households (Families) | 45,020, 75.16%, see rank | 68.46% | 68.06% |
| Average Family Size | 3.24, see rank | 3.04 | 3.14 |
| Married-Couple Family | 38,501, 64.28%, see rank | 52.83% | 51.66% |
| Nonfamily Households | 14,880, 24.84%, see rank | 31.54% | 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.