Bath is a town in Beaufort County, North Carolina, United States. Located on the Pamlico River, it developed a trade in naval stores, furs, and tobacco. The population was 249 as of 2010. North Car…Bath is a town in Beaufort County, North Carolina, United States. Located on the Pamlico River, it developed a trade in naval stores, furs, and tobacco. The population was 249 as of 2010. North Carolina’s first town and port of entry, it was chartered on March 8, 1705.