Chelmsford Real EstateChelmsford is located in Massachusetts. Chelmsford, Massachusetts has a population of 36,271. Chelmsford is more family-centric than the surrounding county with 36.95% of the households containing married families with children. The county average for households married with children is 35.9%. The median household income in Chelmsford, Massachusetts is $123,630. The median household income for the surrounding county is $111,790 compared to the national median of $69,021. The median age of people living in Chelmsford is 42.7 years. Chelmsford WeatherThe average high temperature in July is 83.3 degrees, with an average low temperature in January of 15.4 degrees. The average rainfall is approximately 47.2 inches per year, with 56 inches of snow per year. Chelmsford MapReal estate near ChelmsfordNearby CitiesNearby Cities Homes for Sale |