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Foster County Historical Household and Family Data
ACS 2010-2014 data
Total population: 3,364
| Foster County | North Dakota | U.S. | |
| Total Households | 1,576, 100% | 292,616 | 116,211,092 |
| Average Household Size | 2.09, see rank | 2.32 | 2.63 |
| 1 Person Households | 459, 29.12%, see rank | 31.19% | 27.57% |
| 2 or More Person Households | 1,117, 70.88%, see rank | 68.81% | 72.43% |
| Family Households (Families) | 1,064, 67.51%, see rank | 60.83% | 66.22% |
| Average Family Size | 2.56, see rank | 3.00 | 3.32 |
| Married-Couple Family | 867, 55.01%, see rank | 49.06% | 48.42% |
| Nonfamily Households | 512, 32.49%, see rank | 39.17% | 33.78% |
US Census 2010 data
Total population: 3,343
| Foster County | North Dakota | U.S. | |
| Total Households | 1,495, 100% | 281,192 | 116,716,292 |
| Average Household Size | 2.20, see rank | 2.30 | 2.58 |
| 1 Person Households | 501, 33.51%, see rank | 31.50% | 26.74% |
| 2 or More Person Households | 994, 66.49%, see rank | 68.50% | 73.26% |
| Family Households (Families) | 930, 62.21%, see rank | 60.78% | 66.43% |
| Average Family Size | 2.81, see rank | 2.91 | 3.14 |
| Married-Couple Family | 799, 53.44%, see rank | 48.55% | 48.42% |
| Nonfamily Households | 565, 37.79%, see rank | 39.22% | 33.57% |
ACS 2008-2012 data
Total population: 3,368
| Foster County | North Dakota | U.S. | |
| Total Households | 1,530, 100% | 282,667 | 115,226,802 |
| Average Household Size | 2.14, see rank | 2.30 | 2.61 |
| 1 Person Households | 487, 31.83%, see rank | 31.66% | 27.45% |
| 2 or More Person Households | 1,043, 68.17%, see rank | 68.34% | 72.55% |
| Family Households (Families) | 999, 65.29%, see rank | 61.27% | 66.47% |
| Average Family Size | 2.71, see rank | 2.97 | 3.29 |
| Married-Couple Family | 772, 50.46%, see rank | 49.82% | 48.97% |
| Nonfamily Households | 531, 34.71%, see rank | 38.73% | 33.53% |
ACS 2006-2010 data
Total population: 3,434
| Foster County | North Dakota | U.S. | |
| Total Households | 1,506, 100% | 276,642 | 114,235,996 |
| Average Household Size | 2.25, see rank | 2.29 | 2.59 |
| 1 Person Households | 489, 32.47%, see rank | 31.51% | 27.24% |
| 2 or More Person Households | 1,017, 67.53%, see rank | 68.49% | 72.76% |
| Family Households (Families) | 992, 65.87%, see rank | 61.62% | 66.75% |
| Average Family Size | 2.87, see rank | 2.96 | 3.25 |
| Married-Couple Family | 820, 54.45%, see rank | 50.53% | 49.60% |
| Nonfamily Households | 514, 34.13%, see rank | 38.38% | 33.25% |
ACS 2005-2009 data
Total population: 3,424
| Foster County | North Dakota | U.S. | |
| Total Households | 1,617, 100% | 273,035 | 112,611,029 |
| Average Household Size | 2.08, see rank | 2.24 | 2.60 |
| 1 Person Households | 543, 33.58%, see rank | 30.96% | 27.32% |
| 2 or More Person Households | 1,074, 66.42%, see rank | 69.04% | 72.68% |
| Family Households (Families) | 1,040, 64.32%, see rank | 61.76% | 66.67% |
| Average Family Size | 2.64, see rank | 2.89 | 3.27 |
| Married-Couple Family | 871, 53.87%, see rank | 50.90% | 49.71% |
| Nonfamily Households | 577, 35.68%, see rank | 38.24% | 33.33% |
US Census 2000 data
Total population: 3,759
| Foster County | North Dakota | U.S. | |
| Total Households | 1,540, 100% | 257,152 | 105,480,101 |
| Average Household Size | 2.39, see rank | 2.41 | 2.59 |
| 1 Person Households | 471, 30.58%, see rank | 29.33% | 25.82% |
| 2 or More Person Households | 1,069, 69.42%, see rank | 70.67% | 74.18% |
| Family Households (Families) | 1,032, 67.01%, see rank | 64.61% | 68.06% |
| Average Family Size | 2.99, see rank | 3.00 | 3.14 |
| Married-Couple Family | 885, 57.47%, see rank | 53.44% | 51.66% |
| Nonfamily Households | 508, 32.99%, 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.