USA.com / Connecticut / Fairfield County / Old Greenwich, CT / 06870 / Population and Races / Historical Household and Family Data
06870 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 7,071
| 06870 Zip Code | Connecticut | U.S. | |
| Total Households | 2,406, 100% | 1,356,206 | 116,211,092 |
| Average Household Size | 2.93, see rank | 2.56 | 2.63 |
| 1 Person Households | 599, 24.90%, see rank | 27.92% | 27.57% |
| 2 or More Person Households | 1,807, 75.10%, see rank | 72.08% | 72.43% |
| Family Households (Families) | 1,798, 74.73%, see rank | 66.33% | 66.22% |
| Average Family Size | 3.58, see rank | 3.23 | 3.32 |
| Married-Couple Family | 1,656, 68.83%, see rank | 48.98% | 48.42% |
| Nonfamily Households | 608, 25.27%, see rank | 33.67% | 33.78% |
US Census 2010 data
Total population: 7,316
| 06870 Zip Code | Connecticut | U.S. | |
| Total Households | 2,607, 100% | 1,371,087 | 116,716,292 |
| Average Household Size | 2.80, see rank | 2.52 | 2.58 |
| 1 Person Households | 577, 22.13%, see rank | 27.25% | 26.74% |
| 2 or More Person Households | 2,030, 77.87%, see rank | 72.75% | 73.26% |
| Family Households (Families) | 1,960, 75.18%, see rank | 66.27% | 66.43% |
| Average Family Size | 3.32, see rank | 3.08 | 3.14 |
| Married-Couple Family | 1,718, 65.90%, see rank | 49.01% | 48.42% |
| Nonfamily Households | 647, 24.82%, see rank | 33.73% | 33.57% |
ACS 2008-2012 data
Total population: 7,268
| 06870 Zip Code | Connecticut | U.S. | |
| Total Households | 2,444, 100% | 1,360,184 | 115,226,802 |
| Average Household Size | 2.97, see rank | 2.54 | 2.61 |
| 1 Person Households | 529, 21.64%, see rank | 27.58% | 27.45% |
| 2 or More Person Households | 1,915, 78.36%, see rank | 72.42% | 72.55% |
| Family Households (Families) | 1,887, 77.21%, see rank | 66.73% | 66.47% |
| Average Family Size | 3.53, see rank | 3.19 | 3.29 |
| Married-Couple Family | 1,715, 70.17%, see rank | 49.68% | 48.97% |
| Nonfamily Households | 557, 22.79%, see rank | 33.27% | 33.53% |
US Census 2000 data
Total population: 7,092
| 06870 Zip Code | Connecticut | U.S. | |
| Total Households | 2,633, 100% | 1,301,670 | 105,480,101 |
| Average Household Size | 2.69, see rank | 2.53 | 2.59 |
| 1 Person Households | 587, 22.29%, see rank | 26.44% | 25.82% |
| 2 or More Person Households | 2,046, 77.71%, see rank | 73.56% | 74.18% |
| Family Households (Families) | 1,956, 74.29%, see rank | 67.70% | 68.06% |
| Average Family Size | 3.17, see rank | 3.08 | 3.14 |
| Married-Couple Family | 1,717, 65.21%, see rank | 51.97% | 51.66% |
| Nonfamily Households | 677, 25.71%, see rank | 32.30% | 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.