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Arnold, MD Historical Household and Family Data
ACS 2010-2014 data
Total population: 23,131
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,215, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.80, see rank | 2.67 | 2.63 |
| 1 Person Households | 1,687, 20.54%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 6,528, 79.46%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 6,058, 73.74%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.33, see rank | 3.35 | 3.32 |
| Married-Couple Family | 4,931, 60.02%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 2,157, 26.26%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 23,106
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,419, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.73, see rank | 2.61 | 2.58 |
| 1 Person Households | 1,617, 19.21%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 6,802, 80.79%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 6,343, 75.34%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.12, see rank | 3.15 | 3.14 |
| Married-Couple Family | 5,118, 60.79%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 2,076, 24.66%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 22,626
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,332, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.69, see rank | 2.64 | 2.61 |
| 1 Person Households | 1,939, 23.27%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 6,393, 76.73%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 5,962, 71.56%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.25, see rank | 3.32 | 3.29 |
| Married-Couple Family | 4,971, 59.66%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 2,370, 28.44%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 22,483
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,471, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 2.64, see rank | 2.62 | 2.59 |
| 1 Person Households | 2,141, 25.27%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 6,330, 74.73%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 5,872, 69.32%, see rank | 67.11% | 66.75% |
| Average Family Size | 3.25, see rank | 3.28 | 3.25 |
| Married-Couple Family | 4,981, 58.80%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 2,599, 30.68%, see rank | 32.89% | 33.25% |
ACS 2005-2009 data
Total population: 22,096
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,250, 100% | 2,092,538 | 112,611,029 |
| Average Household Size | 2.66, see rank | 2.63 | 2.60 |
| 1 Person Households | 2,062, 24.99%, see rank | 27.08% | 27.32% |
| 2 or More Person Households | 6,188, 75.01%, see rank | 72.92% | 72.68% |
| Family Households (Families) | 5,766, 69.89%, see rank | 66.92% | 66.67% |
| Average Family Size | 3.28, see rank | 3.30 | 3.27 |
| Married-Couple Family | 4,961, 60.13%, see rank | 48.74% | 49.71% |
| Nonfamily Households | 2,484, 30.11%, see rank | 33.08% | 33.33% |
US Census 2000 data
Total population: 23,422
| Arnold, MD | Maryland | U.S. | |
| Total Households | 8,373, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.76, see rank | 2.61 | 2.59 |
| 1 Person Households | 1,518, 18.13%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 6,855, 81.87%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 6,399, 76.42%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.15, see rank | 3.13 | 3.14 |
| Married-Couple Family | 5,346, 63.85%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 1,974, 23.58%, 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.