For the 2026 school year, there are 2 public high schools serving 228 students in Mercer County, MO.
The top-ranked public high schools in Mercer County, MO are Princeton R-v Jr.-sr. High School and Mercer High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mercer County, MO public high schools have an average math proficiency score of 30% (versus the Missouri public high school average of 36%), and reading proficiency score of 50% (versus the 51% statewide average). High schools in Mercer County have an average ranking of 5/10, which is in the bottom 50% of Missouri public high schools.
Mercer County, MO public high school have a Graduation Rate of 73%, which is less than the Missouri average of 89%.
The school with highest graduation rate is Princeton R-v Jr.-sr. High School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Missouri or national school graduation rate statistics.
Minority enrollment is 6% of the student body (majority American Indian), which is less than the Missouri public high school average of 30% (majority Black).
Best Public High Schools in Mercer County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Princeton R-v Jr.-sr. High School
(Math: 30-34% | Reading: 50-54%)
Rank:
Rank:
6/
Top 50%10
1008 E Coleman
Princeton, MO 64673
(660) 748-3490
Princeton, MO 64673
(660) 748-3490
Gr: 7-12 | 161 students Student-teacher ratio: 9:1 Minority enrollment: 3%
Rank: #22.
Mercer High School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
4/
Bottom 50%10
22931 Main St
Mercer, MO 64661
(660) 382-4214
Mercer, MO 64661
(660) 382-4214
Gr: 7-12 | 67 students Student-teacher ratio: 6:1 Minority enrollment: 13%
Frequently Asked Questions
What are the top-ranked public high schools in Mercer County, MO?
The top-ranked public high schools in Mercer County, MO include Princeton R-v Jr.-sr. High School and Mercer High School.
How many public high schools are located in Mercer County?
2 public high schools are located in Mercer County.
What is the racial composition of students in Mercer County?
Mercer County public high schools minority enrollment is 6% of the student body (majority American Indian), which is less than the Missouri public high schools average of 30% (majority Black).
Recent Articles
Spring Parent-Teacher Conferences: Key Questions
Spring Parent-Teacher Conferences: Questions Every Parent Should Ask to support academic growth, social development, and 2026 classroom goals.
Prepare for Spring Tests Without Anxiety
Learn how to prepare for spring standardized tests without increasing anxiety using proven strategies for families and schools.
Why Public Schools Are Launching Marketing Campaigns in 2026
Discover why public schools are launching marketing campaigns in 2026 and how enrollment shifts, school choice, and funding pressures are driving change.