Hagan is a city in Evans County, Georgia, United States.

The Georgia General Assembly incorporated the place as the City of Hagan in 1906.

[4] The community was named after Susan Hagan, the wife of the original owner of the town site.

Hagan has a humid subtropical climate according to the Köppen classification.

[7] As of the census[2] of 2000, there were 898 people, 362 households, and 229 families residing in the city.