Public charter school
21st Century Preparatory School
Illustrative campus background
- Students
- 438
- Grades
- Pre-K–8
- Students per teacher
- 18.2
- Free or reduced-price lunch
- 63%
21st Century Preparatory School school details
- Address
- 1220 Mound Ave, Racine, WI 53404
- Phone
- (262) 598-0026
- District or network
- Racine Charter One Inc
- Format
- Supplemental virtual
- Community
- Small city
- School lunch program
- Community Eligibility Provision (CEP)
- Status (2024–25)
- Open
- NCES school ID
- 550004502575
Source: NCES Common Core of Data, 2024–25 school year, accessed 2026-09-14. Students per teacher is not class size. Details can change; confirm enrollment, meals and admissions directly with the school. How this data works.
Frequently asked questions about 21st Century Preparatory School
Is 21st Century Preparatory School a public charter school?
Yes. 21st Century Preparatory School is listed as an open public charter school in the NCES Common Core of Data for the 2024–25 school year.
What grades does 21st Century Preparatory School serve?
21st Century Preparatory School reports serving grades Pre-K–8.
How many students attend 21st Century Preparatory School?
21st Century Preparatory School reported enrollment of 438 students for 2024–25. Enrollment can change, so confirm current figures with the school.
Where is 21st Century Preparatory School located?
21st Century Preparatory School is located at 1220 Mound Ave, Racine, WI 53404.
How can I compare 21st Century Preparatory School with nearby charter schools?
Review the reported grades, enrollment, students per teacher, and format on this page, then use the nearby-school and Racine links to compare other public charter schools. Confirm current programs and admissions directly with each school.
More charter schools in Wisconsin.