Williamsville, IL Insights: Population,
Zip Codes, Influence, and Service Areas

Williamsville is a village in Sangamon County, Illinois, United States. The population was 1,476 at the 2010 census, and 1,491 at a 2018 estimate. It is part of the Springfield, Illinois Metropolitan Statistical Area. The village is named after Springfield merchant and banker John Williams

Zip Codes in Williamsville, IL that we also serve: 62693





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