MARK TWAIN SR. HIGH School
| Name | MARK TWAIN SR. HIGH School |
| Grades | Class 09 to Class 12 |
| Address | 21622 HWY 19 |
| City | Center |
| School District | RALLS CO. R-II |
| County | Ralls County |
| Zipcode | 63436-9648 |
| Phone No. | (573)267-3397 |
| State | Missouri |
| Rural | Remote |
| Students | 245 |
| Teachers | 18 |
| Student Teacher Ratio | 13 students per teacher |
| Charter School | No |
| Magnet School | No |
MARK TWAIN SR. HIGH School is located at 21622 HWY 19 in Center city of Ralls County county in Missouri. This school comes under RALLS CO. R-II. You can call them at (573)267-3397 for more details. This is not a magnet school. Total two hundred forty five students from class 09 to class 12 study in this school who are taught by eighteen teachers. This is not a charter school. The student teacher ratio of this school is 13.