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Saint Martin County Historical Household and Family Data
ACS 2010-2014 data
Total population: 52,823
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 18,834, 100% | 1,718,876 | 116,211,092 |
| Average Household Size | 2.78, see rank | 2.60 | 2.63 |
| 1 Person Households | 4,871, 25.86%, see rank | 28.75% | 27.57% |
| 2 or More Person Households | 13,963, 74.14%, see rank | 71.25% | 72.43% |
| Family Households (Families) | 13,295, 70.59%, see rank | 65.93% | 66.22% |
| Average Family Size | 3.44, see rank | 3.30 | 3.32 |
| Married-Couple Family | 9,348, 49.63%, see rank | 43.93% | 48.42% |
| Nonfamily Households | 5,539, 29.41%, see rank | 34.07% | 33.78% |
US Census 2010 data
Total population: 52,160
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 19,216, 100% | 1,728,360 | 116,716,292 |
| Average Household Size | 2.68, see rank | 2.55 | 2.58 |
| 1 Person Households | 4,444, 23.13%, see rank | 26.87% | 26.74% |
| 2 or More Person Households | 14,772, 76.87%, see rank | 73.13% | 73.26% |
| Family Households (Families) | 13,938, 72.53%, see rank | 67.12% | 66.43% |
| Average Family Size | 3.14, see rank | 3.10 | 3.14 |
| Married-Couple Family | 9,475, 49.31%, see rank | 44.45% | 48.42% |
| Nonfamily Households | 5,278, 27.47%, see rank | 32.88% | 33.57% |
ACS 2008-2012 data
Total population: 52,343
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 18,761, 100% | 1,696,499 | 115,226,802 |
| Average Household Size | 2.74, see rank | 2.59 | 2.61 |
| 1 Person Households | 4,977, 26.53%, see rank | 28.29% | 27.45% |
| 2 or More Person Households | 13,784, 73.47%, see rank | 71.71% | 72.55% |
| Family Households (Families) | 13,238, 70.56%, see rank | 66.63% | 66.47% |
| Average Family Size | 3.41, see rank | 3.28 | 3.29 |
| Married-Couple Family | 9,379, 49.99%, see rank | 45.08% | 48.97% |
| Nonfamily Households | 5,523, 29.44%, see rank | 33.37% | 33.53% |
ACS 2006-2010 data
Total population: 51,721
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 18,931, 100% | 1,641,165 | 114,235,996 |
| Average Household Size | 2.64, see rank | 2.62 | 2.59 |
| 1 Person Households | 4,791, 25.31%, see rank | 27.45% | 27.24% |
| 2 or More Person Households | 14,140, 74.69%, see rank | 72.55% | 72.76% |
| Family Households (Families) | 13,504, 71.33%, see rank | 67.56% | 66.75% |
| Average Family Size | 3.24, see rank | 3.29 | 3.25 |
| Married-Couple Family | 9,513, 50.25%, see rank | 46.58% | 49.60% |
| Nonfamily Households | 5,427, 28.67%, see rank | 32.44% | 33.25% |
ACS 2005-2009 data
Total population: 51,429
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 19,429, 100% | 1,644,094 | 112,611,029 |
| Average Household Size | 2.56, see rank | 2.61 | 2.60 |
| 1 Person Households | 4,750, 24.45%, see rank | 27.41% | 27.32% |
| 2 or More Person Households | 14,679, 75.55%, see rank | 72.59% | 72.68% |
| Family Households (Families) | 14,091, 72.53%, see rank | 67.64% | 66.67% |
| Average Family Size | 3.11, see rank | 3.27 | 3.27 |
| Married-Couple Family | 9,882, 50.86%, see rank | 46.70% | 49.71% |
| Nonfamily Households | 5,338, 27.47%, see rank | 32.36% | 33.33% |
US Census 2000 data
Total population: 48,583
| Saint Martin County | Louisiana | U.S. | |
| Total Households | 17,164, 100% | 1,656,053 | 105,480,101 |
| Average Household Size | 2.78, see rank | 2.62 | 2.59 |
| 1 Person Households | 3,558, 20.73%, see rank | 25.31% | 25.82% |
| 2 or More Person Households | 13,606, 79.27%, see rank | 74.69% | 74.18% |
| Family Households (Families) | 12,983, 75.64%, see rank | 69.83% | 68.06% |
| Average Family Size | 3.22, see rank | 3.16 | 3.14 |
| Married-Couple Family | 9,368, 54.58%, see rank | 48.88% | 51.66% |
| Nonfamily Households | 4,181, 24.36%, see rank | 30.17% | 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.