Serving 496 students in grades 6-12, Green Tree Preparatory Academy 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 ≤5% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is ≤5% (which is lower than the Wisconsin state average of 38%).
The student-teacher ratio of 31:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 99% of the student body (majority Black), which is higher than the Wisconsin state average of 33% (majority Hispanic and Black).
Quick Facts (2026)
- School Type: Charter School
- Grades: 6-12
- Enrollment: 496 students
- Student-Teacher Ratio: 31:1
- Minority Enrollment: 99%
- Graduation Rate: 40-59% (Btm 50% in WI)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤5% (Btm 50%)
- Reading Proficiency: ≤5% (Btm 50%)
- Science Proficiency: 6-9% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
School Overview
Green Tree Preparatory Academy's student population of 496 students has grown by 96% over five school years.
The teacher population of 16 teachers has declined by 5% over five school years.
School Type
Grades Offered
Grades 6-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
496 students
Gender %
Total Classroom Teachers
16 teachers
School Rankings
Green Tree Preparatory Academy 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 Green Tree Preparatory Academy is 0.22, 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
#1899 out of 1962 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤5%
40%
Reading/Language Arts Test Scores (% Proficient)
≤5%
38%
Science Test Scores (% Proficient)
6-9%
44%
Student-Teacher Ratio
31:1
13:1
American Indian
n/a
1%
Asian
4%
4%
Hispanic
4%
14%
Black
88%
9%
White
1%
67%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Graduation Rate
40-59%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
95%
37%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education
Frequently Asked Questions
What is Green Tree Preparatory Academy's ranking?
Green Tree Preparatory Academy is ranked #1899 out of 1,962 schools, which ranks it among the bottom 50% of public schools in Wisconsin.
What percent of students have achieved state testing proficiency in math and reading?
≤5% of students have achieved math proficiency (compared to the 40% WI state average), while ≤5% of students have achieved reading proficiency (compared to the 38% WI state average).
What is the graduation rate of Green Tree Preparatory Academy?
The graduation rate of Green Tree Preparatory Academy is 40-59%, which is lower than the Wisconsin state average of 90%.
How many students attend Green Tree Preparatory Academy?
496 students attend Green Tree Preparatory Academy.
What is the racial composition of the student body?
88% of Green Tree Preparatory Academy students are Black, 4% of students are Asian, 4% of students are Hispanic, 3% of students are Two or more races, and 1% of students are White.
What is the student-teacher ratio of Green Tree Preparatory Academy?
Green Tree Preparatory Academy has a student ration of 31:1, which is higher than the Wisconsin state average of 13:1.
What grades does Green Tree Preparatory Academy offer ?
Green Tree Preparatory Academy offers enrollment in grades 6-12 (Supplemental Virtual).
What school district is Green Tree Preparatory Academy part of?
Green Tree Preparatory Academy is part of Milwaukee School District.
In what neighborhood is Green Tree Preparatory Academy located?
Green Tree Preparatory Academy is located in the Wyrick Park neighborhood of Milwaukee, WI. There are 1 other public schools located in Wyrick Park.
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