Islington is located in Massachusetts. Islington, Massachusetts has a population of 7,798.
The median household income in Islington, Massachusetts is $145,799. The median household income for the surrounding county is $95,668 compared to the national median of $57,652. The median age of people living in Islington is 45 years.
The average high temperature in July is 82.9 degrees, with an average low temperature in January of 16 degrees. The average rainfall is approximately 49.3 inches per year, with 62.7 inches of snow per year.