Orason is a census-designated place (CDP) in Cameron County, in the U.S. state of Texas. As of the 2020 census, Orason had a population of 88. Prior to the 2010 census, the community was part of the Chula Vista-Orason CDP. It is part of the Brownsville–Harlingen Metropolitan Statistical Area.
Orason is near the center of Cameron County, east of Los Fresnos and north of the center of Brownsville. It is bordered on the east by Chula Vista.
According to the United States Census Bureau, the Orason CDP has a total area of , all land.
Orason first appeared as a census designated place in the 2010 U.S. census after the Chula Vista-Orason CDP was split into the Orason and Chula Vista CDPs.