Fallis of Toledo designed the courthouse in the Romanesque Revival style, which was nationally popular in the late nineteenth century.

The design for the courthouse was approved by the county in 1888, and the building's cornerstone was placed the next year; construction was completed in 1891.

[2] The courthouse was added to the National Register of Historic Places on May 7, 1973.

[1] Media related to Williams County Courthouse (Ohio) at Wikimedia Commons

This article about a property in Williams County, Ohio on the National Register of Historic Places is a stub.