Southeastern High School
| Name | Southeastern High School |
| Grades | Class 09 to Class 12 |
| Address | 2003 Lancaster Rd |
| City | Chillicothe |
| School District | Southeastern Local |
| County | Ross County |
| Zipcode | 45601-9092 |
| Phone No. | (740)774-2003 |
| State | Ohio |
| Rural | Distant |
| Students | 274 |
| Teachers | 21 |
| Student Teacher Ratio | 13.3 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Southeastern High School is located at 2003 Lancaster Rd in Chillicothe city of Ross County county in Ohio. This school comes under Southeastern Local. You can call them at (740)774-2003 for more details. This is not a magnet school. Total two hundred seventy four students from class 09 to class 12 study in this school who are taught by twenty one teachers. This is not a charter school. The student teacher ratio of this school is 13.3.