- Eufaula is a city located in Barbour County, Alabama, United States. It is situated along the banks of the Chattahoochee River and is known for its historic downtown district, beautiful lake, and outdoor recreational opportunities. Eufaula has a population of approximately 12,000 residents and is the largest city in Barbour County. The city offers a variety of amenities and attractions, including museums, parks, golf courses, and shopping centers. Eufaula is also home to several annual events, such as the Eufaula Pilgrimage, which showcases the city's historic homes.