Marlborough Real EstateMarlborough is located in Massachusetts. Marlborough, Massachusetts has a population of 41,505. Marlborough is less family-centric than the surrounding county with 33.35% of the households containing married families with children. The county average for households married with children is 35.9%. The median household income in Marlborough, Massachusetts is $86,230. 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 Marlborough is 39.2 years. Marlborough WeatherThe average high temperature in July is 83 degrees, with an average low temperature in January of 15 degrees. The average rainfall is approximately 48.6 inches per year, with 44.2 inches of snow per year. Marlborough MapReal estate near MarlboroughNearby CitiesNearby Cities Homes for Sale |