Jamesville is an unincorporated community in northeast Stone County, in the U.S. state of Missouri. It lies just west of the confluence of Finley Creek and the James River, along Missouri Route M. Jamesville is situated in the Ozarks region of southwest Missouri, a rugged and heavily forested area known for its natural beauty and karst topography. The community sit…Jamesville is an unincorporated community in northeast Stone County, in the U.S. state of Missouri. It lies just west of the confluence of Finley Creek and the James River, along Missouri Route M. Jamesville is situated in the Ozarks region of southwest Missouri, a rugged and heavily forested area known for its natural beauty and karst topography. The community sits at an elevation of approximately 1,020 feet. The nearby Finley Creek and James River offer recreational opportunities, including fishing and kayaking.