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.
From 1990 to 2010 Olive Branch was the fastest growing city in the United States, with a growth rate of 838%. Along with other rapidly growing suburbs in DeSoto County, Olive Branch attributes most of its growth and development to the exodus of large numbers of middle-class families from central Memphis.