Millbury is located in Worcester County, Massachusetts. Millbury has a 2025 population of 14,334 . Millbury is currently growing at a rate of 1.14% annually and its population has increased by 3.77% since the most recent census, which recorded a population of 13,813 in 2020.
The average household income in Millbury is $128,250 with a poverty rate of 3.88%. The median age in Millbury is 43.3 years: 41 years for males, and 45.1 years for females. For every 100 females there are 96.0 males.
Data after 2023 is projected based on recent change
The racial composition of Millbury includes 82.69% White, 5.13% Asian, and smaller percentages for other race, Black or African American, Native American and multiracial populations.
White (82.69%)
Two or more races (9.75%)
Asian (5.13%)
Other race (1.38%)
Black or African American (0.88%)
Native American (0.17%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 11,493 | 82.69% |
| Two or more races | 1,355 | 9.75% |
| Asian | 713 | 5.13% |
| Other race | 192 | 1.38% |
| Black or African American | 122 | 0.88% |
| Native American | 24 | 0.17% |
Married
Widowed
Divorced
Separated
Never Married
Millbury's average per capita income is $69,080. Household income levels show a median of $116,000. The poverty rate stands at 3.88%.
Name | Median | Mean |
|---|---|---|
| Married Families | $147,636 | - |
| Families | $135,958 | $145,536 |
| Households | $116,000 | $128,250 |
| Non Families | $49,016 | $66,498 |
Average Income
Median Household Income
Poverty Rate