Tallapoosa Depot Tallapoosa's station served the Southern Railway. This photo, which dates to around 1906, indicates the importance that King Cotton once had in the local economy. Tallapoosa is a town of 2,900 in Haralson County, about 70 miles west of Atlanta.  Georgia's Railroad History & Heritage. Copyright, Steve Storey. Railroad History | The Depot List | Locomotives On Display | Odds & Ends | Sources & References | Home