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Westfield, MA Historical Household and Family Data
ACS 2010-2014 data
Total population: 41,371
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 14,909, 100% | 2,538,485 | 116,211,092 |
| Average Household Size | 2.57, see rank | 2.53 | 2.63 |
| 1 Person Households | 4,153, 27.86%, see rank | 28.80% | 27.57% |
| 2 or More Person Households | 10,756, 72.14%, see rank | 71.20% | 72.43% |
| Family Households (Families) | 9,854, 66.09%, see rank | 63.62% | 66.22% |
| Average Family Size | 3.21, see rank | 3.22 | 3.32 |
| Married-Couple Family | 7,086, 47.53%, see rank | 46.91% | 48.42% |
| Nonfamily Households | 5,055, 33.91%, see rank | 36.38% | 33.78% |
US Census 2010 data
Total population: 41,094
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 15,335, 100% | 2,547,075 | 116,716,292 |
| Average Household Size | 2.49, see rank | 2.48 | 2.58 |
| 1 Person Households | 4,210, 27.45%, see rank | 28.75% | 26.74% |
| 2 or More Person Households | 11,125, 72.55%, see rank | 71.25% | 73.26% |
| Family Households (Families) | 10,041, 65.48%, see rank | 62.96% | 66.43% |
| Average Family Size | 3.05, see rank | 3.08 | 3.14 |
| Married-Couple Family | 7,553, 49.25%, see rank | 46.28% | 48.42% |
| Nonfamily Households | 5,294, 34.52%, see rank | 37.04% | 33.57% |
ACS 2008-2012 data
Total population: 41,162
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 15,237, 100% | 2,525,694 | 115,226,802 |
| Average Household Size | 2.51, see rank | 2.50 | 2.61 |
| 1 Person Households | 4,455, 29.24%, see rank | 29.05% | 27.45% |
| 2 or More Person Households | 10,782, 70.76%, see rank | 70.95% | 72.55% |
| Family Households (Families) | 10,038, 65.88%, see rank | 63.52% | 66.47% |
| Average Family Size | 3.18, see rank | 3.20 | 3.29 |
| Married-Couple Family | 7,341, 48.18%, see rank | 47.12% | 48.97% |
| Nonfamily Households | 5,199, 34.12%, see rank | 36.48% | 33.53% |
ACS 2006-2010 data
Total population: 40,974
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 15,270, 100% | 2,512,552 | 114,235,996 |
| Average Household Size | 2.50, see rank | 2.48 | 2.59 |
| 1 Person Households | 4,339, 28.42%, see rank | 28.94% | 27.24% |
| 2 or More Person Households | 10,931, 71.58%, see rank | 71.06% | 72.76% |
| Family Households (Families) | 10,020, 65.62%, see rank | 63.70% | 66.75% |
| Average Family Size | 3.16, see rank | 3.17 | 3.25 |
| Married-Couple Family | 7,618, 49.89%, see rank | 47.58% | 49.60% |
| Nonfamily Households | 5,250, 34.38%, see rank | 36.30% | 33.25% |
ACS 2005-2009 data
Total population: 41,373
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 14,775, 100% | 2,465,654 | 112,611,029 |
| Average Household Size | 2.60, see rank | 2.54 | 2.60 |
| 1 Person Households | 3,969, 26.86%, see rank | 29.12% | 27.32% |
| 2 or More Person Households | 10,806, 73.14%, see rank | 70.88% | 72.68% |
| Family Households (Families) | 9,955, 67.38%, see rank | 63.86% | 66.67% |
| Average Family Size | 3.22, see rank | 3.24 | 3.27 |
| Married-Couple Family | 7,612, 51.52%, see rank | 47.97% | 49.71% |
| Nonfamily Households | 4,820, 32.62%, see rank | 36.14% | 33.33% |
US Census 2000 data
Total population: 40,072
| Westfield, MA | Massachusetts | U.S. | |
| Total Households | 14,797, 100% | 2,443,580 | 105,480,101 |
| Average Household Size | 2.54, see rank | 2.51 | 2.59 |
| 1 Person Households | 3,826, 25.86%, see rank | 28.01% | 25.82% |
| 2 or More Person Households | 10,971, 74.14%, see rank | 71.99% | 74.18% |
| Family Households (Families) | 10,012, 67.66%, see rank | 64.52% | 68.06% |
| Average Family Size | 3.07, see rank | 3.11 | 3.14 |
| Married-Couple Family | 7,836, 52.96%, see rank | 49.02% | 51.66% |
| Nonfamily Households | 4,785, 32.34%, see rank | 35.48% | 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.