Adams County Courthouse is located in the city of Decatur, the county seat of Adams County, Indiana. It was built in 1872–1873 at a cost of $78,979. The designer was J. C. Johnson, who had been trained as a carpenter and joiner and became a self-taught architect; he won second place in the Indiana State Capitol design competition.

Construction

The construction was done by Christian Boseker of Fort Wayne. It is built of red brick with stone ornamentation. The building and three associated objects was listed on the National Register of Historic Places on September 17, 2008. Included in the NRHP listing are:

Featured property

It is the 12th property listed as a featured property of the week in a program of the National Park Service that began in July, 2008.