City of Decatur

Decatur, the county seat of DeKalb County, is the oldest city in the county. Decatur was designated county seat on December 10, 1823, and named after Stephen Decatur, a U.S. Naval hero.

In historic Decatur, the Old Courthouse on the Square, is a restored 1898 courthouse that also houses the 1500 volume archives, a museum on DeKalb County and Civil War exhibits.

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