Valdosta is a city in and the county seat of Lowndes County in the U.S. state of Georgia. As the principal city of the Valdosta metropolitan sta…Valdosta is a city in and the county seat of Lowndes County in the U.S. state of Georgia. As the principal city of the Valdosta metropolitan statistical area, which in 2023 had a metropolitan population of 151,118, according to the US Census Bureau its metropolitan area includes Brooks County to the west. With a city population of 55,378 in 2020, Valdosta is the home of Valdosta State University, a regional university in the University System of Georgia with over 12,000 students as of 2021.