Middlefield is located in Connecticut. Middlefield, Connecticut has a population of 4,276. Middlefield is more family-centric than the surrounding county with 28.18% of the households containing married families with children. The county average for households married with children is 27.85%.
The median household income in Middlefield, Connecticut is $90,125. The median household income for the surrounding county is $90,833 compared to the national median of $69,021. The median age of people living in Middlefield is 48.9 years.
The average high temperature in July is 84.4 degrees, with an average low temperature in January of 19.2 degrees. The average rainfall is approximately 50.5 inches per year, with 34.7 inches of snow per year.