Marlborough 03455 Real EstateMarlborough is located in New Hampshire. Marlborough, New Hampshire 03455has a population of 2,491. Marlborough 03455 is more family-centric than the surrounding county with 34.92% of the households containing married families with children. The county average for households married with children is 26.09%. The median household income in Marlborough, New Hampshire 03455 is $75,078. The median household income for the surrounding county is $69,360 compared to the national median of $69,021. The median age of people living in Marlborough 03455 is 42.1 years. Marlborough WeatherThe average high temperature in July is 80.2 degrees, with an average low temperature in January of 10.3 degrees. The average rainfall is approximately 45.7 inches per year, with 54.8 inches of snow per year. Marlborough MapReal estate near MarlboroughNearby CitiesNearby Cities Homes for Sale |