Rockbridge is an unincorporated community in northern Ozark County, Missouri. It is the site of an old mill on spring fed Spring Creek a tributary of Bryant Creek, which still houses the post office. It is twelve miles north of Gainesville on State Route N about one and a half miles north of Route 95. The narrow valley floor is only about 650 feet wide and at an elevation of 770 feet and the Ozark ridges on either side are 200 to 250 feet higher.
The town was founded in the 19th century by pioneer families from Marion County, Kentucky, led by Captain Kim Amyx. The community was burned down during the American Civil War and rebuilt after the war.