Colorado Acres is a census-designated place in Webb County, Texas, United States. The population was 296 at the 2010 census. This was a new CDP formed from parts of the Ranchitos Las Lomas CDP prior to the 2010 census.GeographyColorado Acres is located at along U.S. Highway 59 in east-central Webb County. According to the United States Census Bureau, the CDP has a total area of 2.93sqmi, all land.