Overview
14,891
Total Population
44.2
Median age
50.03%
Female population %
99.9:100
Gender ratio (M:F)
55-59 years
Largest age group
53.5
Total dependency ratio
White
Largest racial group
464
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Holliston town's population is old compared to the rest of the country:
- The median age in Holliston town is 44.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Holliston town's population under 18 was 23.41%, compared to the 22.51% nationwide.
- Holliston town's elderly or the senior population (over 65 age) was 16.14% as compared to 16.04% nationwide.
- Of the total population in Holliston town, 18.72% were under the age of 15, 15.12% aged 15 to 29, 50.01% aged 30 to 64, 15.08% aged 65 to 84, and 1.06% were 85 years of age and older.

Read more about Holliston, Massachusetts population by age ➔
Gender
There are 9 more females than males in Holliston town:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.03% females and 49.97% males in Holliston, Massachusetts.
- The Holliston, Massachusetts gender ratio is 99.9:100 i.e. 99.9 men to 100 women (0.999).
- For male population, the largest age group is 10-14 years with a population of 713.
- For the female population, the largest age group is 55-59 years with a population of 797.

Read more about Holliston, Massachusetts population by gender ➔
Race / Ethnicity
Holliston town's population has become increasingly diverse:
- Racial distribution of Holliston town population: 88.21% are White, 1.16% are Black or African American, 6.72% are Asian, 0.83% are some other race and 3.08% are multiracial.
- Holliston town's racial breakdown clearly shows that there is an absolute majority of White population in the town.
- By ethnicity, 464 is Hispanic or Latino (of any race), and 14,427 (96.88% of the total population) is Non-Hispanic.
- The largest racial group in Holliston town is White with a population of 13,136 (88.21% of the total population).

Read more about Holliston, Massachusetts population by race ➔
Year by year
Holliston town's population has already reached its peak and is showing a trend of decline:
- The peak population was 14,973 in the year 2020
- From 2000 to 2010, Holliston town's population decreased by 280 (2.02%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Holliston town's population increased by 1,389 (10.23%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Holliston town's population was lowest in year 2010 at 13,584.

Read more about Holliston, Massachusetts population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)