Serving 512 students in grades Prekindergarten-8, 21st Century Preparatory 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 7% (which is lower than the Wisconsin state average of 40%). The percentage of students achieving proficiency in reading/language arts is 13% (which is lower than the Wisconsin state average of 38%).
The student:teacher ratio of 18:1 is higher than the Wisconsin state level of 13:1.
Minority enrollment is 94% of the student body (majority Black), which is higher than the Wisconsin state average of 33% (majority Hispanic and Black).
Quick Stats (2025)
- School Type: Charter School
- Grades: Prekindergarten-8
- Enrollment: 512 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 94%
- Overall Testing Rank: Bottom 50% in WI
- Math Proficiency: 7% (Btm 50%)
- Reading Proficiency: 13% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
Top Rankings
21st Century Preparatory School ranks among the top 20% of public schools in Wisconsin for:
Category
Attribute
Diversity
Percent Eligible For Free Lunch
School Overview
21st Century Preparatory School's student population of 512 students has declined by 5% over five school years.
The teacher population of 28 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades Prekindergarten-8
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
512 students
Gender %
Total Classroom Teachers
28 teachers
School Rankings
21st Century Preparatory School ranks within the bottom 50% of all 1,991 schools in Wisconsin (based off of combined math and reading proficiency testing data).
The diversity score of 21st Century Preparatory School is 0.55, which is more 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
#1869 out of 1991 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
(22-23)7%
40%
Reading/Language Arts Test Scores (% Proficient)
13%
38%
Science Test Scores (% Proficient)
10-14%
44%
Student : Teacher Ratio
18:1
13:1
American Indian
n/a
1%
Asian
n/a
4%
Hispanic
21%
14%
Black
63%
9%
White
6%
67%
Hawaiian
n/a
n/a
Two or more races
10%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
8%
37%
Eligible for Reduced Lunch
6%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is 21st Century Preparatory School's ranking?
21st Century Preparatory School is ranked #1869 out of 1,991 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?
7% of students have achieved math proficiency (compared to the 40% WI state average), while 13% of students have achieved reading proficiency (compared to the 38% WI state average).
How many students attend 21st Century Preparatory School?
512 students attend 21st Century Preparatory School.
What is the racial composition of the student body?
63% of 21st Century Preparatory School students are Black, 21% of students are Hispanic, 10% of students are Two or more races, and 6% of students are White.
What is the student:teacher ratio of 21st Century Preparatory School?
21st Century Preparatory School has a student ration of 18:1, which is higher than the Wisconsin state average of 13:1.
What grades does 21st Century Preparatory School offer ?
21st Century Preparatory School offers enrollment in grades Prekindergarten-8 (Supplemental Virtual).
What school district is 21st Century Preparatory School part of?
21st Century Preparatory School is part of Racine Charter One Inc School District.
School Reviews
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