Johnson Co High School
| Name | Johnson Co High School |
| Grades | Class 09 to Class 12 |
| Address | 290 Fairground Hill |
| City | Mountain City |
| School District | Johnson County |
| County | Johnson County |
| Zipcode | 37683 |
| Phone No. | (423)727-2620 |
| State | Tennessee |
| Rural | Fringe |
| Students | 624 |
| Teachers | 44 |
| Student Teacher Ratio | 14.3 students per teacher |
| Charter School | No |
| Magnet School | No |
Johnson Co High School is located at 290 Fairground Hill in Mountain City city of Johnson County county in Tennessee. This school comes under Johnson County. You can call them at (423)727-2620 for more details. This is not a magnet school. Total six hundred twenty four students from class 09 to class 12 study in this school who are taught by forty four teachers. This is not a charter school. The student teacher ratio of this school is 14.3.