Oglethorpe County Georgia (Historic Districts) has 4 places on the National Register of Historic Places including 1 place of National significance and 2 places of Statewide significance. Significant places include Smithonia, Lexington Historic District and Watson Mill Covered Bridge and Mill Historic District, Philomath Historic District.
Some of the country's most noteable architects helped create the Oglethorpe County places including James Monroe Smith and W.W. King. Prominent architectural styles found in Oglethorpe Country are Greek Revival.