Harris County Historical Household and Family Data
ACS 2010-2014 data
Total population: 4,269,608
| Harris County | Texas | U.S. | |
| Total Households | 1,462,002, 100% | 9,013,582 | 116,211,092 |
| Average Household Size | 2.89, see rank | 2.83 | 2.63 |
| 1 Person Households | 383,093, 26.20%, see rank | 24.94% | 27.57% |
| 2 or More Person Households | 1,078,909, 73.80%, see rank | 75.06% | 72.43% |
| Family Households (Families) | 996,530, 68.16%, see rank | 69.65% | 66.22% |
| Average Family Size | 3.65, see rank | 3.51 | 3.32 |
| Married-Couple Family | 685,889, 46.91%, see rank | 50.22% | 48.42% |
| Nonfamily Households | 465,472, 31.84%, see rank | 30.35% | 33.78% |
US Census 2010 data
Total population: 4,092,459
| Harris County | Texas | U.S. | |
| Total Households | 1,435,155, 100% | 8,922,933 | 116,716,292 |
| Average Household Size | 2.82, see rank | 2.75 | 2.58 |
| 1 Person Households | 361,888, 25.22%, see rank | 24.24% | 26.74% |
| 2 or More Person Households | 1,073,267, 74.78%, see rank | 75.76% | 73.26% |
| Family Households (Families) | 985,652, 68.68%, see rank | 69.90% | 66.43% |
| Average Family Size | 3.43, see rank | 3.31 | 3.14 |
| Married-Couple Family | 679,994, 47.38%, see rank | 50.60% | 48.42% |
| Nonfamily Households | 449,503, 31.32%, see rank | 30.10% | 33.57% |
ACS 2008-2012 data
Total population: 4,101,752
| Harris County | Texas | U.S. | |
| Total Households | 1,412,895, 100% | 8,782,598 | 115,226,802 |
| Average Household Size | 2.88, see rank | 2.80 | 2.61 |
| 1 Person Households | 366,948, 25.97%, see rank | 24.85% | 27.45% |
| 2 or More Person Households | 1,045,947, 74.03%, see rank | 75.15% | 72.55% |
| Family Households (Families) | 968,252, 68.53%, see rank | 69.92% | 66.47% |
| Average Family Size | 3.62, see rank | 3.47 | 3.29 |
| Married-Couple Family | 669,459, 47.38%, see rank | 50.70% | 48.97% |
| Nonfamily Households | 444,643, 31.47%, see rank | 30.08% | 33.53% |
ACS 2006-2010 data
Total population: 3,950,999
| Harris County | Texas | U.S. | |
| Total Households | 1,372,163, 100% | 8,539,206 | 114,235,996 |
| Average Household Size | 2.85, see rank | 2.78 | 2.59 |
| 1 Person Households | 353,588, 25.77%, see rank | 24.69% | 27.24% |
| 2 or More Person Households | 1,018,575, 74.23%, see rank | 75.31% | 72.76% |
| Family Households (Families) | 943,393, 68.75%, see rank | 70.17% | 66.75% |
| Average Family Size | 3.57, see rank | 3.43 | 3.25 |
| Married-Couple Family | 658,999, 48.03%, see rank | 51.37% | 49.60% |
| Nonfamily Households | 428,770, 31.25%, see rank | 29.83% | 33.25% |
ACS 2005-2009 data
Total population: 3,909,790
| Harris County | Texas | U.S. | |
| Total Households | 1,358,313, 100% | 8,269,046 | 112,611,029 |
| Average Household Size | 2.84, see rank | 2.81 | 2.60 |
| 1 Person Households | 353,161, 26.00%, see rank | 24.97% | 27.32% |
| 2 or More Person Households | 1,005,152, 74.00%, see rank | 75.03% | 72.68% |
| Family Households (Families) | 931,057, 68.55%, see rank | 69.94% | 66.67% |
| Average Family Size | 3.57, see rank | 3.47 | 3.27 |
| Married-Couple Family | 658,113, 48.45%, see rank | 51.40% | 49.71% |
| Nonfamily Households | 427,256, 31.45%, see rank | 30.06% | 33.33% |
US Census 2000 data
Total population: 3,400,578
| Harris County | Texas | U.S. | |
| Total Households | 1,205,516, 100% | 7,393,354 | 105,480,101 |
| Average Household Size | 2.79, see rank | 2.74 | 2.59 |
| 1 Person Households | 302,192, 25.07%, see rank | 23.70% | 25.82% |
| 2 or More Person Households | 903,324, 74.93%, see rank | 76.30% | 74.18% |
| Family Households (Families) | 834,290, 69.21%, see rank | 70.98% | 68.06% |
| Average Family Size | 3.38, see rank | 3.28 | 3.14 |
| Married-Couple Family | 609,446, 50.55%, see rank | 53.96% | 51.66% |
| Nonfamily Households | 371,226, 30.79%, see rank | 29.02% | 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.