Holliston is located in Massachusetts. Holliston, Massachusetts has a population of 14,990. Holliston is more family-centric than the surrounding county with 38% households with children. The county percentage for households with children is 27%.
The median household income in Holliston, Massachusetts is $140,015. The median household income for the surrounding county is $107,759 compared to the national median of $66,222. The median age of people living in Holliston is 47 years.
The average high temperature in July is 84.07 degrees, with an average low temperature in January of 15.56 degrees. The annual precipitation is 46.51.