For the 2025 school year, there are 3 public high schools serving 448 students in Sullivan County, MO.
The top ranked public high schools in Sullivan County, MO are Green City High School, Newtown-harris High School and Milan C-2 High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sullivan County, MO public high schools have an average math proficiency score of 35% (versus the Missouri public high school average of 37%), and reading proficiency score of 43% (versus the 51% statewide average). High schools in Sullivan County have an average ranking of 4/10, which is in the bottom 50% of Missouri public high schools.
Sullivan County, MO public high school have a Graduation Rate of 87%, which is less than the Missouri average of 90%.
The school with highest graduation rate is Milan C-2 High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in Missouri or national school graduation rate statistics.
Minority enrollment is 35% of the student body (majority Hispanic), which is more than the Missouri public high school average of 30% (majority Black).
Best Public High Schools in Sullivan County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Green City High School
(Math: 55-59% | Reading: 50-59%)
Rank:
Rank:
9/
Top 20%10
301 N East St
Green City, MO 63545
(660) 874-4127
Green City, MO 63545
(660) 874-4127
Grades: 6-12
| 137 students
Rank: #22.
Newtown-harris High School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
306 N Main
Newtown, MO 64667
(660) 794-2245
Newtown, MO 64667
(660) 794-2245
Grades: 7-12
| 42 students
Rank: #33.
Milan C-2 High School
(Math: 25-29% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
373 S Market St
Milan, MO 63556
(660) 265-1412
Milan, MO 63556
(660) 265-1412
Grades: 7-12
| 269 students
Sullivan County Public Schools (Closed)
School
Location
Grades
Students
373 S Market St
Milan, MO 63556
(660) 265-1407
Milan, MO 63556
(660) 265-1407
Grades: 5-8
| 187 students
Frequently Asked Questions
What are the top ranked public high schools in Sullivan County, MO?
The top ranked public high schools in Sullivan County, MO include Green City High School, Newtown-harris High School and Milan C-2 High School.
How many public high schools are located in Sullivan County?
3 public high schools are located in Sullivan County.
What is the racial composition of students in Sullivan County?
Sullivan County public high schools minority enrollment is 35% of the student body (majority Hispanic), which is more than the Missouri public high schools average of 30% (majority Black).
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