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Below Average

#1926 of 2,102 schools in WI

Green Tree Preparatory Academy

High School · Milwaukee School District

6850 N 53rd St, Milwaukee, WI 53223

Charter

Enrollment

496

Student-Teacher

33.1:1

Score

4.4

Grades

6th – 12th

Updated 2022-23

How this school compares

In Milwaukee

#136 of 176

public schools

Wisconsin high schools

#417 of 499

In district

#119 of 154

Milwaukee School District

About Green Tree Preparatory Academy

Green Tree Preparatory Academy is a charter high school located in Milwaukee, Wisconsin. Serving students from sixth to twelfth grade, the school has an enrollment of 496 students and employs 15 full-time teachers, resulting in a student-teacher ratio of 33.1:1. The academic performance at Green Tree Preparatory Academy is currently rated low on MySchoolScout with scores reflecting areas where there's room for improvement.

On state assessments, only 6% of students are proficient or above in ELA/Reading and just 3% in Math. Despite the current challenges, the school community remains committed to student development and providing a supportive learning environment. Green Tree Preparatory Academy is situated in a large city, offering access to various resources and cultural opportunities that can enhance the educational experience for its students.

What Parents Should Know

The student-teacher ratio at Green Tree Preparatory Academy is 33.1:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Green Tree Preparatory Academy is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress4.1Below Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-0.12 pts/yr
Data Period2021–2025
TrendStable
Academics3.7Fair25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency2.5%
Reading/ELA Proficiency7.5%
Math vs. State Avg-49.6 pts
Reading vs. State Avg-45.3 pts
Overall Proficiency5%
Expected (poverty-adj.)8%
vs. Expected-2.9 pts
Adjusted Percentile18th
College Readiness7.1Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment1.8Significantly Below Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio33.1:1
Per-Pupil Spending$18,369

Green Tree Preparatory Academy — Students at Green Tree Preparatory Academy score 5% proficient, which is below what's typical for similar communities (expected: 8%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

94.8%

Students qualifying for federal meal assistance

Test Scores WI FORWARD (2024-25)

Math Proficiency 3.3%
School
State
53.0%
ELA Proficiency 6.0%
School
State
52.9%

Based on 8 test records from WI state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2021*
Math
2.5%
ELA
7.5%
2025
Math
3.5%
ELA
5.5%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 4.1/10.

How Green Tree Preparatory Academy Compares

See how Green Tree Preparatory Academy performs across key quality dimensions compared to state benchmarks.

Overall Score
4.4/10
8th percentile in WI
Academic
3.7/10
3.7/10
Growth
4.1/10
Below average
Environment
1.8/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
95%
Teaching Staff
33:1 student-teacher ratio
15 teachers

Location

6850 N 53rd St, Milwaukee, WI 53223

Nearby Alternatives

Families considering Green Tree Preparatory Academy may also want to explore other high schools in the area. Brown Deer Middle/High (rated 6.5/10, 1.6 miles away, in nearby Brown Deer), which scores notably higher. Additionally, DESTINY HIGH SCHOOL (rated 5.4/10, 1.5 miles away), which scores slightly higher. For more schools in Milwaukee, see our Milwaukee schools guide .

Nearby Schools

20 within 2.3 mi
School Distance Rating
Barton Elementary Milwaukee 0.4 mi 4.8
Hawthorne Elementary Milwaukee 0.7 mi 5.1
HOPE CHRISTIAN SCHOOL: FIDELIS Milwaukee 1.0 mi 4.8
RISEN SAVIOR LUTHERAN SCHOOL - EAST CAMPUS Milwaukee 1.0 mi 7.8
Thoreau Elementary Milwaukee 1.3 mi 4.6
INSTITUTE OF TECHNOLOGY AND ACADEMICS Brown Deer 1.4 mi 5.1
Brown Deer Middle/High Brown Deer 1.6 mi 6.5
EARLY VIEW ACADEMY OF EXCELLENCE Milwaukee 1.3 mi 5.6
Kluge Elementary Milwaukee 1.6 mi 6.1
Milwaukee Scholars Charter School Milwaukee 1.5 mi 5.6
Thurston Woods Elementary Milwaukee 1.6 mi 3.4
DESTINY HIGH SCHOOL Milwaukee 1.5 mi 5.4
Brown Deer Elementary Brown Deer 1.9 mi 6.2
Browning Elementary Milwaukee 1.9 mi 4.5
Rocketship Transformation Prep Milwaukee 2.0 mi 3.6
Glen Hills Middle Glendale 1.7 mi 6.4
Kilbourn Elementary Milwaukee 2.1 mi 5.8
Morse Mid Milwaukee 1.7 mi 4.1
Milwaukee Sign Language Elementary Milwaukee 1.7 mi 4.8
Hampton Elementary Milwaukee 2.3 mi 5.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 53223 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$60,477

Median Home Value

$184,300

Median Rent

$1,071/mo

Population

29,287

College Educated

29%

Homeownership

51.8%

Avg Commute

23.1 min

Poverty Rate

12.7%

Median Age

37.3

Community Profile

The community surrounding Green Tree Preparatory Academy has a median household income of $60,477. It is an area where 29% of adults hold a bachelor's degree or higher. The median home value in the area is $184,300, with a median rent of $1,071/month. The area has a poverty rate of 12.7%. The average commute for residents is 23 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Omro High Omro, WI 4.4
Carmen Hi Southeast Campus Milwaukee, WI 4.5
James Madison Academic Campus Milwaukee, WI 4.5
Marshall High Milwaukee, WI 4.5
Amherst High Amherst, WI 4.3
Mauston High Mauston, WI 4.3

Frequently Asked Questions

Common questions about Green Tree Preparatory Academy

What grades does Green Tree Preparatory Academy serve?

Green Tree Preparatory Academy serves students in grades 6th through 12th.

How many students attend Green Tree Preparatory Academy?

Green Tree Preparatory Academy has an enrollment of approximately 496 students.

What is the student-teacher ratio at Green Tree Preparatory Academy?

The student-teacher ratio at Green Tree Preparatory Academy is 33.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Green Tree Preparatory Academy rank in WI?

Green Tree Preparatory Academy is ranked #1926 out of 2,102 schools in WI.

What is Green Tree Preparatory Academy's MySchoolScout rating?

Green Tree Preparatory Academy has a composite rating of 4.4 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Green Tree Preparatory Academy?

Based on the most recent state assessment data, Green Tree Preparatory Academy has 3.3% math proficiency and 6.0% reading/ELA proficiency.

Is Green Tree Preparatory Academy a charter school?

Yes, Green Tree Preparatory Academy is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Green Tree Preparatory Academy a Title I school?

No, Green Tree Preparatory Academy is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Green Tree Preparatory Academy?

94.8% of students at Green Tree Preparatory Academy qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
High (4,164/100K)

FBI UCR 2024. City-level (Milwaukee). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 12th
Enrollment
496
Student-Teacher Ratio
33.1:1
Teachers (FTE)
15
Free/Reduced Lunch
94.8%
Type
regular
Setting
Large City
County
Milwaukee County
Data Year
2023–2024

District

Milwaukee School District
District Enrollment
66,864
Schools in District
156
Per-Pupil Spending
$18,815
District Rank
#119 of 154

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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