Ontario High School
| Name | Ontario High School |
| Grades | Class 09 to Class 12 |
| Address | 467 Shelby Ontario Rd |
| City | Mansfield |
| School District | Ontario Local |
| County | Richland County |
| Zipcode | 44906-1029 |
| Phone No. | (419)529-3969 |
| State | Ohio |
| Suburb | Small |
| Students | 540 |
| Teachers | 31 |
| Student Teacher Ratio | 17.6 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Ontario High School is located at 467 Shelby Ontario Rd in Mansfield city of Richland County county in Ohio. This school comes under Ontario Local. You can call them at (419)529-3969 for more details. This is not a magnet school. Total five hundred forty students from class 09 to class 12 study in this school who are taught by thirty one teachers. This is not a charter school. The student teacher ratio of this school is 17.6.