Public charter school
Core4
Illustrative campus background
- Students
- 87
- Grades
- Pre-K
- Students per teacher
- 21.8
- Free or reduced-price lunch
- 25%
Core4 school details
- Address
- 5000 S 116th St, Greenfield, WI 53228
- Phone
- (414) 525-8404
- District or network
- Whitnall School District
- Format
- Supplemental virtual
- Community
- Large suburb
- School lunch program
- Not participating in the National School Lunch Program
- Status (2024–25)
- Open
- NCES school ID
- 550600002673
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 Core4
Is Core4 a public charter school?
Yes. Core4 is listed as an open public charter school in the NCES Common Core of Data for the 2024–25 school year.
What grades does Core4 serve?
Core4 reports serving grades Pre-K.
How many students attend Core4?
Core4 reported enrollment of 87 students for 2024–25. Enrollment can change, so confirm current figures with the school.
Where is Core4 located?
Core4 is located at 5000 S 116th St, Greenfield, WI 53228.
How can I compare Core4 with nearby charter schools?
Review the reported grades, enrollment, students per teacher, and format on this page, then use the nearby-school and Greenfield links to compare other public charter schools. Confirm current programs and admissions directly with each school.
More charter schools in Wisconsin.