Serving 1,364 students in grades 9-12, Hartford High School ranks in the top 50% of all schools in Wisconsin for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 34% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is 44% (which is higher than the Wisconsin state average of 38%).
The student-teacher ratio of 16:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 15% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 33% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,364 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 15%
- Graduation Rate: 98% (Top 5% in WI)
- Overall Testing Rank: Top 50%
- Math Proficiency: 34% (Btm 50%)
- Reading Proficiency: 44% (Top 50%)
- Science Proficiency: 35% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
Top Rankings
Hartford High School ranks among the top 20% of public schools in Wisconsin for:
Category
Attribute
Graduation Rate
School Overview
Hartford High School's student population of 1,364 students has stayed relatively flat over five school years.
The teacher population of 84 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,364 students
Gender %
Total Classroom Teachers
84 teachers
Year Founded
1955
School Calendar
School Motto
Go Orioles!
School Rankings
Hartford High School ranks within the top 50% of all 1,962 schools in Wisconsin (based off of combined math and reading proficiency testing data).
The diversity score of Hartford High School is 0.27, which is less than the diversity score at state average of 0.53. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#939 out of 1962 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
34%
40%
Reading/Language Arts Test Scores (% Proficient)
44%
38%
Science Test Scores (% Proficient)
35%
44%
Student-Teacher Ratio
16:1
13:1
American Indian
n/a
1%
Asian
1%
4%
Hispanic
9%
14%
Black
2%
9%
White
85%
67%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Graduation Rate
98%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
20%
37%
Eligible for Reduced Lunch
4%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education
Frequently Asked Questions
What is Hartford High School's ranking?
Hartford High School is ranked #939 out of 1,962 schools, which ranks it among the top 50% of public schools in Wisconsin.
What schools are Hartford High School often compared to?
Hartford High Schoolis often viewed alongside schools like Germantown High School, Slinger High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
34% of students have achieved math proficiency (compared to the 40% WI state average), while 44% of students have achieved reading proficiency (compared to the 38% WI state average).
What is the graduation rate of Hartford High School?
The graduation rate of Hartford High School is 98%, which is higher than the Wisconsin state average of 90%.
How many students attend Hartford High School?
1,364 students attend Hartford High School.
What is the racial composition of the student body?
85% of Hartford High School students are White, 9% of students are Hispanic, 3% of students are Two or more races, 2% of students are Black, and 1% of students are Asian.
What is the student-teacher ratio of Hartford High School?
Hartford High School has a student ration of 16:1, which is higher than the Wisconsin state average of 13:1.
What grades does Hartford High School offer ?
Hartford High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Hartford High School part of?
Hartford High School is part of Hartford Union High School School District.
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