Gönen is a municipality and district of Balıkesir Province, Turkey. Its area is 1,162 km², and its population is 74,871. It lies on the southern part …Gönen is a municipality and district of Balıkesir Province, Turkey. Its area is 1,162 km², and its population is 74,871. It lies on the southern part of Marmara Sea. The town is mostly known for its therapeutic hot springs, leather processing and rice production.