George S. Parker High School is a comprehensive public high school located on the west side of the city of Janesville, Wisconsin. The school, named for George S. Parker, founder of the Parker Pen Company, is a part of the School District of Janesville and was constructed in 1967.
Serving 1,272 students in grades 9-12, Parker High School ranks in the bottom 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 12% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is 23% (which is lower than the Wisconsin state average of 38%).
The student-teacher ratio of 13:1 is equal to the Wisconsin state level of 13:1.
Minority enrollment is 32% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 34% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,272 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 32%
- Graduation Rate: 95% (Top 30% in WI)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 12% (Btm 50%)
- Reading Proficiency: 23% (Btm 50%)
- Science Proficiency: 18% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
School Overview
Parker High School's student population of 1,272 students has grown by 34% over five school years.
The teacher population of 99 teachers has grown by 11% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,272 students
Total Classroom Teachers
99 teachers
Year Founded
1968
Colors
Green, Gold
School Rankings
Parker High School ranks within the bottom 50% of all 1,962 schools in Wisconsin (based off of combined math and reading proficiency testing data).
The diversity score of Parker High School is 0.51, 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
#1736 out of 1962 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
12%
40%
Reading/Language Arts Test Scores (% Proficient)
23%
38%
Science Test Scores (% Proficient)
18%
44%
Student-Teacher Ratio
13:1
13:1
American Indian
1%
1%
Asian
2%
4%
Hispanic
16%
14%
Black
6%
9%
White
68%
66%
Hawaiian
n/a
n/a
Two or more races
7%
6%
All Ethnic Groups
Graduation Rate
95%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
40%
36%
Eligible for Reduced Lunch
7%
4%
School Statewide Testing
School District Name
Janesville School District
Source: National Center for Education Statistics (NCES), WI Dept. of Education
School Notes
- School Mascot: Victor The Viking
Frequently Asked Questions
What is Parker High School's ranking?
Parker High School is ranked #1736 out of 1,962 schools, which ranks it among the bottom 50% of public schools in Wisconsin.
What schools are Parker High School often compared to?
Parker High Schoolis often viewed alongside schools like Craig High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
12% of students have achieved math proficiency (compared to the 40% WI state average), while 23% of students have achieved reading proficiency (compared to the 38% WI state average).
What is the graduation rate of Parker High School?
The graduation rate of Parker High School is 95%, which is higher than the Wisconsin state average of 90%.
How many students attend Parker High School?
1,272 students attend Parker High School.
What is the racial composition of the student body?
68% of Parker High School students are White, 16% of students are Hispanic, 7% of students are Two or more races, 6% of students are Black, 2% of students are Asian, and 1% of students are American Indian.
What is the student-teacher ratio of Parker High School?
Parker High School has a student ration of 13:1, which is equal to the Wisconsin state average of 13:1.
What grades does Parker High School offer ?
Parker High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Parker High School part of?
Parker High School is part of Janesville School District.
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