For the 2025 school year, there are 7 public schools serving 1,046 students in Sullivan County, MO.
The top ranked public schools in Sullivan County, MO are Green City High School, Grundy Co. Elementary School and Green City Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sullivan County, MO public schools have an average math proficiency score of 34% (versus the Missouri public school average of 39%), and reading proficiency score of 37% (versus the 43% statewide average). Schools in Sullivan County have an average ranking of 2/10, which is in the bottom 50% of Missouri public schools.
Minority enrollment is 35% of the student body (majority Hispanic), which is more than the Missouri public school average of 32% (majority Black).
Best Public 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.
Grundy Co. Elementary School
(Math: 40-59% | Reading: 40-59%)
Rank:
Rank:
8/
Top 30%10
223 Jones St
Humphreys, MO 64646
(660) 673-6314
Humphreys, MO 64646
(660) 673-6314
Grades: PK-5
| 57 students
Rank: #33.
Green City Elementary School
(Math: 45-49% | Reading: 30-34%)
Rank:
Rank:
5/
Bottom 50%10
301 N East St
Green City, MO 63545
(660) 874-4126
Green City, MO 63545
(660) 874-4126
Grades: PK-5
| 138 students
Rank: #44.
Newtown-harris Elementary School
(Math: 40-59% | Reading: 21-39%)
Rank:
Rank:
5/
Bottom 50%10
306 N Main
Newtown, MO 64667
(660) 794-2245
Newtown, MO 64667
(660) 794-2245
Grades: PK-6
| 42 students
Rank: #55.
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: #66.
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
Rank: #77.
Milan C-2 Elementary School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
373 S Market St
Milan, MO 63556
(660) 265-1403
Milan, MO 63556
(660) 265-1403
Grades: PK-6
| 361 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 schools in Sullivan County, MO?
The top ranked public schools in Sullivan County, MO include Green City High School, Grundy Co. Elementary School and Green City Elementary School.
How many public schools are located in Sullivan County?
7 public schools are located in Sullivan County.
What is the racial composition of students in Sullivan County?
Sullivan County public schools minority enrollment is 35% of the student body (majority Hispanic), which is more than the Missouri public schools average of 32% (majority Black).
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