Costa Mesa High School
| Name | Costa Mesa High School |
| Grades | Class 07 to Class 12 |
| Address | 2985 Bear St. Bldg. A |
| City | Costa Mesa |
| School District | Newport-Mesa Unified |
| County | Orange County |
| Zipcode | 92626-4300 |
| Phone No. | (714)424-8700 |
| State | California |
| City | Midsize |
| Students | 1665 |
| Teachers | 75 |
| Student Teacher Ratio | 22.2 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Costa Mesa High School is located at 2985 Bear St. Bldg. A in Costa Mesa city of Orange County county in California. This school comes under Newport-Mesa Unified. You can call them at (714)424-8700 for more details. This is not a magnet school. Total one thousand six hundred sixty five students from class 07 to class 12 study in this school who are taught by seventy five teachers. This is not a charter school. The student teacher ratio of this school is 22.2.