Rio Mesa High School
| Name | Rio Mesa High School |
| Grades | Class 09 to Class 12 |
| Address | 545 Central Ave. |
| City | Oxnard |
| School District | Oxnard Union High |
| County | Ventura County |
| Zipcode | 93030-1045 |
| Phone No. | (805)278-5500 |
| State | California |
| Suburb | Large |
| Students | 2381 |
| Teachers | 98 |
| Student Teacher Ratio | 24.3 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Rio Mesa High School is located at 545 Central Ave. in Oxnard city of Ventura County county in California. This school comes under Oxnard Union High. You can call them at (805)278-5500 for more details. This is not a magnet school. Total two thousand three hundred eighty one students from class 09 to class 12 study in this school who are taught by ninety eight teachers. This is not a charter school. The student teacher ratio of this school is 24.3.