Chula Vista-Orason Census Designated Place (historical) is a census located in Cameron County, Texas. It appears on the Los Fresnos USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 16.97 feet (5.17 m) above sea level. The nearest populated place is Shoemaker Acres Colonia, approximately 0.2 miles to the SW.