Salem is the county seat of Dent County, Missouri, United States. The population was 4,608 at the 2020 census, which allows Salem to become a Class 3 city in Missouri; however, the city has chosen to remain a Class 4 city under Missouri Revised Statutes. Salem is located a few miles north of the Ozark Scenic Riverways and close to Montauk State Park, which contains the headwaters of the Current River. The name Salem is derived from the Hebrew word Shalom, meaning "peace".