For the 2026 school year, there are 7 public high schools serving 2,716 students in Mercer County, OH. The top-ranked public high schools in Mercer County, OH are Marion Local High School, St. Henry High School and Coldwater High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mercer County, OH public high schools have an average math proficiency score of 67% (versus the Ohio public high school average of 40%), and reading proficiency score of 73% (versus the 57% statewide average). High schools in Mercer County have an average ranking of 10/10, which is in the top 10% of Ohio public high schools.
Mercer County, OH public high school have a Graduation Rate of 95%, which is more than the Ohio average of 87%.
The school with highest graduation rate is Coldwater High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Ohio or national school graduation rate statistics.
Minority enrollment is 7% of the student body (majority Hispanic), which is less than the Ohio public high school average of 34% (majority Black).
Best Public High Schools in Mercer County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Marion Local High School
(Math: 85-89% | Reading: ≥90%)
Rank:
Rank:
10/
Top 5%10
1901 State Route 716
Maria Stein, OH 45860
(419) 925-4597
Maria Stein, OH 45860
(419) 925-4597
Gr: 9-12 | 306 students Student-teacher ratio: 20:1 Minority enrollment: 2%
Rank: #22.
St. Henry High School
(Math: 85-89% | Reading: 80-84%)
Rank:
Rank:
10/
Top 10%10
391 E Columbus St
Saint Henry, OH 45883
(419) 678-4834
Saint Henry, OH 45883
(419) 678-4834
Gr: 9-12 | 296 students Student-teacher ratio: 20:1 Minority enrollment: 4%
Rank: #33.
Coldwater High School
(Math: 85-89% | Reading: 75-79%)
Rank:
Rank:
10/
Top 10%10
310 N 2nd St
Coldwater, OH 45828
(419) 678-4821
Coldwater, OH 45828
(419) 678-4821
Gr: 9-12 | 380 students Student-teacher ratio: 15:1 Minority enrollment: 5%
Rank: #44.
Fort Recovery High School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
9/
Top 20%10
400 East Butler Street
Fort Recovery, OH 45846
(419) 375-4111
Fort Recovery, OH 45846
(419) 375-4111
Gr: 9-12 | 294 students Student-teacher ratio: 20:1 Minority enrollment: 3%
Rank: #55.
Parkway High School
(Math: 50-54% | Reading: 75-79%)
Rank:
Rank:
7/
Top 50%10
400 Buckeye St
Rockford, OH 45882
(419) 363-3045
Rockford, OH 45882
(419) 363-3045
Gr: 9-12 | 306 students Student-teacher ratio: 17:1 Minority enrollment: 6%
Rank: #66.
Celina High School
(Math: 40-44% | Reading: 55-59%)
Rank:
Rank:
4/
Bottom 50%10
715 E Wayne St
Celina, OH 45822
(419) 586-8300
Celina, OH 45822
(419) 586-8300
Gr: 8-12 | 743 students Student-teacher ratio: 16:1 Minority enrollment: 17%
Rank: n/an/a
Tri Star Career Compact
Vocational School
7655 State Route 703
Celina, OH 45822
(419) 586-7060
Celina, OH 45822
(419) 586-7060
Gr: 11-12 | 382 students Student-teacher ratio: 25:1 Minority enrollment: 4%
Frequently Asked Questions
What are the top-ranked public high schools in Mercer County, OH?
The top-ranked public high schools in Mercer County, OH include Marion Local High School, St. Henry High School and Coldwater High School. Mercer County has one of the highest concentrations of top-ranked public schools in Ohio.
How many public high schools are located in Mercer County?
7 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 7% of the student body (majority Hispanic), which is less than the Ohio public high schools average of 34% (majority Black).
Which public high schools in Mercer County are often viewed compared to one another?
Popular comparisons of public high schools in Mercer County include: St. Henry High School vs. Coldwater High School, Coldwater High School vs. St. Henry High School, Parkway High School vs. St. Henry High School
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