Mayfield 42066 Real EstateMayfield is located in Kentucky. Mayfield, Kentucky 42066has a population of 10,041. Mayfield 42066 is less family-centric than the surrounding county with 32.86% of the households containing married families with children. The county average for households married with children is 32.92%. The median household income in Mayfield, Kentucky 42066 is $37,212. The median household income for the surrounding county is $48,187 compared to the national median of $69,021. The median age of people living in Mayfield 42066 is 36.8 years. Mayfield WeatherThe average high temperature in July is 89.3 degrees, with an average low temperature in January of 27.8 degrees. The average rainfall is approximately 52.3 inches per year, with 5.9 inches of snow per year. Mayfield MapReal estate near MayfieldNearby CitiesNearby Cities Homes for Sale |