A brief outline of Alamosa County and San Luis Valley demographics is listed below.
Olive Branch, Ohio. Olive Branch is an unincorporated community in Clermont County, in the U.S. state of Ohio. History. Olive Branch was not officially platted. A post office called Olive Branch was established in 1845, and remained in operation until 1922.
Olive Branch is a city in DeSoto County, Mississippi, United States. The population was 33,484 at the 2010 census, up from 21,054 at the 2000 census.