Geography thumb|right|Aerial photograph of Interstate 565 bypassing the town Mooresville is located at (34.626931, -86.881091). The town lies southwest of Huntsville and northeast of Decatur in southern Limestone County. Wheeler Lake, an artificial reservoir along the Tennessee River, lies to the south.
Geography thumb|right|Aerial photograph of Interstate 565 bypassing the town Mooresville is located at (34.626931 -86881091) The town lies southwest of Huntsville and northeast of Decatur in southern Limestone County. Wheeler Lake, an artificial reservoir along the Tennessee River, lies to the south.