Polk City, IA Historical Household and Family Data
ACS 2010-2014 data
Total population: 3,770
| Polk City, IA | Iowa | U.S. | |
| Total Households | 1,303, 100% | 1,232,228 | 116,211,092 |
| Average Household Size | 2.85, see rank | 2.42 | 2.63 |
| 1 Person Households | 152, 11.67%, see rank | 28.77% | 27.57% |
| 2 or More Person Households | 1,151, 88.33%, see rank | 71.23% | 72.43% |
| Family Households (Families) | 1,097, 84.19%, see rank | 64.68% | 66.22% |
| Average Family Size | 3.15, see rank | 3.05 | 3.32 |
| Married-Couple Family | 964, 73.98%, see rank | 51.37% | 48.42% |
| Nonfamily Households | 206, 15.81%, see rank | 35.32% | 33.78% |
US Census 2010 data
Total population: 3,418
| Polk City, IA | Iowa | U.S. | |
| Total Households | 1,232, 100% | 1,221,576 | 116,716,292 |
| Average Household Size | 2.73, see rank | 2.41 | 2.58 |
| 1 Person Households | 211, 17.13%, see rank | 28.45% | 26.74% |
| 2 or More Person Households | 1,021, 82.87%, see rank | 71.55% | 73.26% |
| Family Households (Families) | 957, 77.68%, see rank | 64.67% | 66.43% |
| Average Family Size | 3.11, see rank | 2.97 | 3.14 |
| Married-Couple Family | 817, 66.31%, see rank | 51.18% | 48.42% |
| Nonfamily Households | 275, 22.32%, see rank | 35.33% | 33.57% |
ACS 2008-2012 data
Total population: 3,451
| Polk City, IA | Iowa | U.S. | |
| Total Households | 1,198, 100% | 1,223,509 | 115,226,802 |
| Average Household Size | 2.83, see rank | 2.41 | 2.61 |
| 1 Person Households | 134, 11.19%, see rank | 28.63% | 27.45% |
| 2 or More Person Households | 1,064, 88.81%, see rank | 71.37% | 72.55% |
| Family Households (Families) | 1,000, 83.47%, see rank | 65.05% | 66.47% |
| Average Family Size | 3.13, see rank | 3.03 | 3.29 |
| Married-Couple Family | 893, 74.54%, see rank | 51.96% | 48.97% |
| Nonfamily Households | 198, 16.53%, see rank | 34.95% | 33.53% |
ACS 2006-2010 data
Total population: 3,231
| Polk City, IA | Iowa | U.S. | |
| Total Households | 1,209, 100% | 1,215,954 | 114,235,996 |
| Average Household Size | 2.67, see rank | 2.40 | 2.59 |
| 1 Person Households | 195, 16.13%, see rank | 28.44% | 27.24% |
| 2 or More Person Households | 1,014, 83.87%, see rank | 71.56% | 72.76% |
| Family Households (Families) | 951, 78.66%, see rank | 65.29% | 66.75% |
| Average Family Size | 3.06, see rank | 3.01 | 3.25 |
| Married-Couple Family | 837, 69.23%, see rank | 52.60% | 49.60% |
| Nonfamily Households | 258, 21.34%, see rank | 34.71% | 33.25% |
ACS 2005-2009 data
Total population: 3,086
| Polk City, IA | Iowa | U.S. | |
| Total Households | 1,187, 100% | 1,215,970 | 112,611,029 |
| Average Household Size | 2.60, see rank | 2.36 | 2.60 |
| 1 Person Households | 224, 18.87%, see rank | 28.28% | 27.32% |
| 2 or More Person Households | 963, 81.13%, see rank | 71.72% | 72.68% |
| Family Households (Families) | 894, 75.32%, see rank | 65.23% | 66.67% |
| Average Family Size | 3.05, see rank | 2.96 | 3.27 |
| Married-Couple Family | 779, 65.63%, see rank | 52.57% | 49.71% |
| Nonfamily Households | 293, 24.68%, see rank | 34.77% | 33.33% |
US Census 2000 data
Total population: 2,344
| Polk City, IA | Iowa | U.S. | |
| Total Households | 826, 100% | 1,149,276 | 105,480,101 |
| Average Household Size | 2.76, see rank | 2.46 | 2.59 |
| 1 Person Households | 130, 15.74%, see rank | 27.24% | 25.82% |
| 2 or More Person Households | 696, 84.26%, see rank | 72.76% | 74.18% |
| Family Households (Families) | 646, 78.21%, see rank | 66.97% | 68.06% |
| Average Family Size | 3.15, see rank | 3.00 | 3.14 |
| Married-Couple Family | 582, 70.46%, see rank | 55.10% | 51.66% |
| Nonfamily Households | 180, 21.79%, see rank | 33.03% | 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.