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Columbia, MD Historical Household and Family Data
ACS 2010-2014 data
Total population: 102,116
| Columbia, MD | Maryland | U.S. | |
| Total Households | 39,978, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.54, see rank | 2.67 | 2.63 |
| 1 Person Households | 10,928, 27.34%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 29,050, 72.66%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 26,754, 66.92%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.19, see rank | 3.35 | 3.32 |
| Married-Couple Family | 20,620, 51.58%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 13,224, 33.08%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 99,615
| Columbia, MD | Maryland | U.S. | |
| Total Households | 39,562, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.50, see rank | 2.61 | 2.58 |
| 1 Person Households | 10,960, 27.70%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 28,602, 72.30%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 26,084, 65.93%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.09, see rank | 3.15 | 3.14 |
| Married-Couple Family | 19,798, 50.04%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 13,478, 34.07%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 100,735
| Columbia, MD | Maryland | U.S. | |
| Total Households | 39,940, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.50, see rank | 2.64 | 2.61 |
| 1 Person Households | 11,285, 28.25%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 28,655, 71.75%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 26,719, 66.90%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.15, see rank | 3.32 | 3.29 |
| Married-Couple Family | 20,762, 51.98%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 13,221, 33.10%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 98,379
| Columbia, MD | Maryland | U.S. | |
| Total Households | 39,448, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 2.47, see rank | 2.62 | 2.59 |
| 1 Person Households | 11,068, 28.06%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 28,380, 71.94%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 26,212, 66.45%, see rank | 67.11% | 66.75% |
| Average Family Size | 3.11, see rank | 3.28 | 3.25 |
| Married-Couple Family | 20,743, 52.58%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 13,236, 33.55%, see rank | 32.89% | 33.25% |
ACS 2005-2009 data
Total population: 90,527
| Columbia, MD | Maryland | U.S. | |
| Total Households | 35,807, 100% | 2,092,538 | 112,611,029 |
| Average Household Size | 2.50, see rank | 2.63 | 2.60 |
| 1 Person Households | 9,997, 27.92%, see rank | 27.08% | 27.32% |
| 2 or More Person Households | 25,810, 72.08%, see rank | 72.92% | 72.68% |
| Family Households (Families) | 23,939, 66.86%, see rank | 66.92% | 66.67% |
| Average Family Size | 3.14, see rank | 3.30 | 3.27 |
| Married-Couple Family | 18,871, 52.70%, see rank | 48.74% | 49.71% |
| Nonfamily Households | 11,868, 33.14%, see rank | 33.08% | 33.33% |
US Census 2000 data
Total population: 88,254
| Columbia, MD | Maryland | U.S. | |
| Total Households | 34,199, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.54, see rank | 2.61 | 2.59 |
| 1 Person Households | 8,762, 25.62%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 25,437, 74.38%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 23,126, 67.62%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.09, see rank | 3.13 | 3.14 |
| Married-Couple Family | 18,249, 53.36%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 11,073, 32.38%, see rank | 31.38% | 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.