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Underwood, ND Historical Household and Family Data
ACS 2010-2014 data
Total population: 746
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 299, 100% | 292,616 | 116,211,092 |
| Average Household Size | 2.31, see rank | 2.32 | 2.63 |
| 1 Person Households | 72, 24.08%, see rank | 31.19% | 27.57% |
| 2 or More Person Households | 227, 75.92%, see rank | 68.81% | 72.43% |
| Family Households (Families) | 224, 74.92%, see rank | 60.83% | 66.22% |
| Average Family Size | 2.74, see rank | 3.00 | 3.32 |
| Married-Couple Family | 183, 61.20%, see rank | 49.06% | 48.42% |
| Nonfamily Households | 75, 25.08%, see rank | 39.17% | 33.78% |
US Census 2010 data
Total population: 778
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 326, 100% | 281,192 | 116,716,292 |
| Average Household Size | 2.22, see rank | 2.30 | 2.58 |
| 1 Person Households | 100, 30.67%, see rank | 31.50% | 26.74% |
| 2 or More Person Households | 226, 69.33%, see rank | 68.50% | 73.26% |
| Family Households (Families) | 211, 64.72%, see rank | 60.78% | 66.43% |
| Average Family Size | 2.77, see rank | 2.91 | 3.14 |
| Married-Couple Family | 186, 57.06%, see rank | 48.55% | 48.42% |
| Nonfamily Households | 115, 35.28%, see rank | 39.22% | 33.57% |
ACS 2008-2012 data
Total population: 741
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 298, 100% | 282,667 | 115,226,802 |
| Average Household Size | 2.31, see rank | 2.30 | 2.61 |
| 1 Person Households | 62, 20.81%, see rank | 31.66% | 27.45% |
| 2 or More Person Households | 236, 79.19%, see rank | 68.34% | 72.55% |
| Family Households (Families) | 218, 73.15%, see rank | 61.27% | 66.47% |
| Average Family Size | 2.72, see rank | 2.97 | 3.29 |
| Married-Couple Family | 195, 65.44%, see rank | 49.82% | 48.97% |
| Nonfamily Households | 80, 26.85%, see rank | 38.73% | 33.53% |
ACS 2006-2010 data
Total population: 751
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 313, 100% | 276,642 | 114,235,996 |
| Average Household Size | 2.01, see rank | 2.29 | 2.59 |
| 1 Person Households | 92, 29.39%, see rank | 31.51% | 27.24% |
| 2 or More Person Households | 221, 70.61%, see rank | 68.49% | 72.76% |
| Family Households (Families) | 203, 64.86%, see rank | 61.62% | 66.75% |
| Average Family Size | 2.51, see rank | 2.96 | 3.25 |
| Married-Couple Family | 198, 63.26%, see rank | 50.53% | 49.60% |
| Nonfamily Households | 110, 35.14%, see rank | 38.38% | 33.25% |
ACS 2005-2009 data
Total population: 700
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 304, 100% | 273,035 | 112,611,029 |
| Average Household Size | 1.94, see rank | 2.24 | 2.60 |
| 1 Person Households | 95, 31.25%, see rank | 30.96% | 27.32% |
| 2 or More Person Households | 209, 68.75%, see rank | 69.04% | 72.68% |
| Family Households (Families) | 193, 63.49%, see rank | 61.76% | 66.67% |
| Average Family Size | 2.42, see rank | 2.89 | 3.27 |
| Married-Couple Family | 189, 62.17%, see rank | 50.90% | 49.71% |
| Nonfamily Households | 111, 36.51%, see rank | 38.24% | 33.33% |
US Census 2000 data
Total population: 812
| Underwood, ND | North Dakota | U.S. | |
| Total Households | 323, 100% | 257,152 | 105,480,101 |
| Average Household Size | 2.35, see rank | 2.41 | 2.59 |
| 1 Person Households | 89, 27.55%, see rank | 29.33% | 25.82% |
| 2 or More Person Households | 234, 72.45%, see rank | 70.67% | 74.18% |
| Family Households (Families) | 230, 71.21%, see rank | 64.61% | 68.06% |
| Average Family Size | 2.85, see rank | 3.00 | 3.14 |
| Married-Couple Family | 200, 61.92%, see rank | 53.44% | 51.66% |
| Nonfamily Households | 93, 28.79%, see rank | 35.39% | 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.