Williamsville 63967 Real EstateWilliamsville is located in Missouri. Williamsville, Missouri 63967has a population of 335. Williamsville 63967 is less family-centric than the surrounding county with 13.24% of the households containing married families with children. The county average for households married with children is 26.02%. The median household income in Williamsville, Missouri 63967 is $38,571. The median household income for the surrounding county is $42,257 compared to the national median of $69,021. The median age of people living in Williamsville 63967 is 42.5 years. Williamsville WeatherThe average high temperature in July is 90.4 degrees, with an average low temperature in January of 22.8 degrees. The average rainfall is approximately 48.3 inches per year, with 7.3 inches of snow per year. Williamsville MapReal estate near WilliamsvilleNearby CitiesNearby Cities Homes for Sale |