Waterloo High School is a public high school in Atwater, Ohio, United States. It is the only high school in the Waterloo Local School District. Athletic teams compete as the Waterloo Vikings in the Ohio High School Athletic Association as a member of the Mahoning Valley Athletic Conference.
Serving 203 students in grades 9-12, Waterloo High School ranks in the top 50% of all schools in Ohio for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 55-59% (which is higher than the Ohio state average of 54%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is approximately equal to the Ohio state average of 60%).
The student-teacher ratio of 11:1 is lower than the Ohio state level of 17:1.
Minority enrollment is 9% of the student body (majority Hispanic and Black), which is lower than the Ohio state average of 35% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 203 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 9%
- Graduation Rate: 85-89% (Btm 50% in OH)
- Overall Testing Rank: Top 50%
- Math Proficiency: 55-59% (Top 50%)
- Reading Proficiency: 60-64% (Top 50%)
- Science Proficiency: 75-79% (Top 30%)
- Attendance Zone: Waterloo High School's attendance zone encompasses the entire school district in Atwater, OH, covering approximately 56.2 square miles. The typical drive to the school is around 10-12 minutes, with the furthest edge of the zone located about 6.2 miles away.
- Source: National Center for Education Statistics (NCES), OH Dept. of Education
School Overview
Waterloo High School's student population of 203 students has declined by 26% over five school years.
The teacher population of 18 teachers has grown by 20% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
203 students
Total Classroom Teachers
18 teachers
Year Founded
1967
School Calendar
School Motto
Truth and Honor
School Rankings
Waterloo High School ranks within the top 50% of all 3,181 schools in Ohio (based off of combined math and reading proficiency testing data).
The diversity score of Waterloo High School is 0.17, which is less than the diversity score at state average of 0.54. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1488 out of 3181 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
55-59%
54%
Reading/Language Arts Test Scores (% Proficient)
60-64%
60%
Science Test Scores (% Proficient)
75-79%
63%
Student-Teacher Ratio
11:1
17:1
American Indian
n/a
n/a
Asian
1%
3%
Hispanic
2%
8%
Black
1%
17%
White
91%
65%
Hawaiian
1%
n/a
Two or more races
4%
7%
All Ethnic Groups
Graduation Rate
85-89%
86%
Chronically Absent Students
(22-23)42.9%
30.8%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
38%
42%
Eligible for Reduced Lunch
10%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OH Dept. of Education
School Notes
- School Mascot: Vikings
Frequently Asked Questions
What is Waterloo High School's ranking?
Waterloo High School is ranked #1488 out of 3,181 schools, which ranks it among the top 50% of public schools in Ohio.
What schools are Waterloo High School often compared to?
Waterloo High Schoolis often viewed alongside schools like Southeast High School, Rootstown/ward Davis Bldg High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55-59% of students have achieved math proficiency (compared to the 54% OH state average), while 60-64% of students have achieved reading proficiency (compared to the 60% OH state average).
What is the graduation rate of Waterloo High School?
The graduation rate of Waterloo High School is 85-89%, which is lower than the Ohio state average of 86%.
How many students attend Waterloo High School?
203 students attend Waterloo High School.
What is the racial composition of the student body?
91% of Waterloo High School students are White, 4% of students are Two or more races, 2% of students are Hispanic, 1% of students are Asian, 1% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Waterloo High School?
Waterloo High School has a student ration of 11:1, which is lower than the Ohio state average of 17:1.
What grades does Waterloo High School offer ?
Waterloo High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Waterloo High School part of?
Waterloo High School is part of Waterloo Local School District.
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