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Rockville, MD Historical Household and Family Data
ACS 2010-2014 data
Total population: 63,402
| Rockville, MD | Maryland | U.S. | |
| Total Households | 24,567, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.54, see rank | 2.67 | 2.63 |
| 1 Person Households | 6,534, 26.60%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 18,033, 73.40%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 16,340, 66.51%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.15, see rank | 3.35 | 3.32 |
| Married-Couple Family | 12,932, 52.64%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 8,227, 33.49%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 61,209
| Rockville, MD | Maryland | U.S. | |
| Total Households | 23,686, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.54, see rank | 2.61 | 2.58 |
| 1 Person Households | 6,403, 27.03%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 17,283, 72.97%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 15,524, 65.54%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.08, see rank | 3.15 | 3.14 |
| Married-Couple Family | 12,383, 52.28%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 8,162, 34.46%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 60,960
| Rockville, MD | Maryland | U.S. | |
| Total Households | 24,306, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.47, see rank | 2.64 | 2.61 |
| 1 Person Households | 6,693, 27.54%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 17,613, 72.46%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 16,038, 65.98%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.07, see rank | 3.32 | 3.29 |
| Married-Couple Family | 12,919, 53.15%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 8,268, 34.02%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 58,300
| Rockville, MD | Maryland | U.S. | |
| Total Households | 23,034, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 2.49, see rank | 2.62 | 2.59 |
| 1 Person Households | 6,052, 26.27%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 16,982, 73.73%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 15,656, 67.97%, see rank | 67.11% | 66.75% |
| Average Family Size | 3.07, see rank | 3.28 | 3.25 |
| Married-Couple Family | 12,326, 53.51%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 7,378, 32.03%, see rank | 32.89% | 33.25% |
ACS 2005-2009 data
Total population: 59,825
| Rockville, MD | Maryland | U.S. | |
| Total Households | 23,076, 100% | 2,092,538 | 112,611,029 |
| Average Household Size | 2.55, see rank | 2.63 | 2.60 |
| 1 Person Households | 5,927, 25.68%, see rank | 27.08% | 27.32% |
| 2 or More Person Households | 17,149, 74.32%, see rank | 72.92% | 72.68% |
| Family Households (Families) | 15,934, 69.05%, see rank | 66.92% | 66.67% |
| Average Family Size | 3.14, see rank | 3.30 | 3.27 |
| Married-Couple Family | 12,892, 55.87%, see rank | 48.74% | 49.71% |
| Nonfamily Households | 7,142, 30.95%, see rank | 33.08% | 33.33% |
US Census 2000 data
Total population: 47,388
| Rockville, MD | Maryland | U.S. | |
| Total Households | 17,247, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.65, see rank | 2.61 | 2.59 |
| 1 Person Households | 4,112, 23.84%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 13,135, 76.16%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 12,002, 69.59%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.13, see rank | 3.13 | 3.14 |
| Married-Couple Family | 9,759, 56.58%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 5,245, 30.41%, 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.