Williamsfield Real EstateWilliamsfield is located in Illinois. Williamsfield, Illinois has a population of 489. Williamsfield is more family-centric than the surrounding county with 41.94% of the households containing married families with children. The county average for households married with children is 25.27%. The median household income in Williamsfield, Illinois is $76,250. The median household income for the surrounding county is $45,994 compared to the national median of $69,021. The median age of people living in Williamsfield is 37 years. Williamsfield WeatherThe average high temperature in July is 84.5 degrees, with an average low temperature in January of 13.9 degrees. The average rainfall is approximately 38.1 inches per year, with 23.3 inches of snow per year. Williamsfield MapReal estate near WilliamsfieldNearby CitiesNearby Cities Homes for Sale |