For the 2026 school year, there are 2 public high schools serving 396 students in Grundy County, MO.
The top-ranked public high schools in Grundy County, MO are Trenton High School and Grundy Co. High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grundy County, MO public high schools have an average math proficiency score of 22% (versus the Missouri public high school average of 36%), and reading proficiency score of 36% (versus the 51% statewide average). High schools in Grundy County have an average ranking of 1/10, which is in the bottom 50% of Missouri public high schools.
Grundy County, MO public high school have a Graduation Rate of 91%, which is more than the Missouri average of 89%.
The school with highest graduation rate is Trenton High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Missouri or national school graduation rate statistics.
Minority enrollment is 5% of the student body (majority Hispanic), which is less than the Missouri public high school average of 30% (majority Black).
Best Public High Schools in Grundy County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Trenton High School
(Math: 15-19% | Reading: 40-44%)
Rank:
Rank:
3/
Bottom 50%10
1415 Oklahoma Ave
Trenton, MO 64683
(660) 359-2291
Trenton, MO 64683
(660) 359-2291
Gr: 9-12 | 316 students Student-teacher ratio: 14:1 Minority enrollment: 6%
Rank: #22.
Grundy Co. High School
(Math: 30-39% | Reading: 20-29%)
Rank:
Rank:
3/
Bottom 50%10
205 Sw Border St
Galt, MO 64641
(660) 673-6511
Galt, MO 64641
(660) 673-6511
Gr: 6-12 | 80 students Student-teacher ratio: 9:1 Minority enrollment: 1%
Frequently Asked Questions
What are the top-ranked public high schools in Grundy County, MO?
The top-ranked public high schools in Grundy County, MO include Trenton High School and Grundy Co. High School.
How many public high schools are located in Grundy County?
2 public high schools are located in Grundy County.
What is the racial composition of students in Grundy County?
Grundy County public high schools minority enrollment is 5% of the student body (majority Hispanic), which is less than the Missouri public high schools average of 30% (majority Black).