Savannah is a city in, and county seat of, Chatham County, Georgia, United States. Established in 1733 on the Savannah River, it is the oldest city in the state, and was the capital of the colonial Province of Georgia and later the first state capital of Georgia. A strategic port city in the American Revolution and during the American Civil War, Savannah today is an industrial center and an important Atlantic seaport. The city is the most populous in the Coastal Georgia region and the fifth-most populous in the state as a whole, with a population of 147,780 at the 2020 census and an estimated 149,440 in 2025. The Savannah metropolitan area, with about 438,000 residents in 2025, is the third-largest metro area in the state.