Effingham County Georgia (Historic Districts) has 3 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Ebenezer Townsite and Jerusalem Lutheran Church and Reiser--Zoller Farm, Guyton Historic District.
Some of the country's most noteable architects helped create the Effingham County places including Pierce Edwards. Prominent architectural styles found in Effingham Country are .