For the 2026 school year, there are 3 public charter schools serving 332 students in Sparta, WI.
The top-ranked public charter schools in Sparta, WI are Innovations Stem Academy, Sparta Alternative Independent Learning School and Sparta Montessori School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sparta, WI public charter schools have an average math proficiency score of 37% (versus the Wisconsin public charter school average of 27%), and reading proficiency score of 50% (versus the 31% statewide average). Charter schools in Sparta have an average ranking of 7/10, which is in the top 50% of Wisconsin public charter schools.
Minority enrollment is 26% of the student body (majority Hispanic), which is less than the Wisconsin public charter school average of 54% (majority Hispanic and Black).
Best Public Charter Schools in Sparta, WI (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Innovations Stem Academy
Charter School
(Math: 50-54% | Reading: 70-74%)
Rank:
Rank:
9/
Top 20%10
1225 N Water St
Sparta, WI 54656
(608) 366-3497
Sparta, WI 54656
(608) 366-3497
Gr: 6-8 | 88 students Student-teacher ratio: 18:1 Minority enrollment: 19%
Rank: #22.
Sparta Alternative Independent Learning School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
900 East Montgomery St
Sparta, WI 54656
(608) 366-3400
Sparta, WI 54656
(608) 366-3400
Gr: 9-12 | 63 students Student-teacher ratio: 32:1 Minority enrollment: 45%
Rank: #33.
Sparta Montessori School
Charter School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
429 N Black River Street
Sparta, WI 54656
(608) 366-3468
Sparta, WI 54656
(608) 366-3468
Gr: PK-6 | 181 students Student-teacher ratio: 18:1 Minority enrollment: 23%
Sparta, Wisconsin Public Schools (Closed)
School
Location
Quick Facts
6070 State Highway 27
Sparta, WI 54656
(608) 366-3453
Sparta, WI 54656
(608) 366-3453
Gr: PK-4 | 61 students Student-teacher ratio: 10:1
506 N Black River St
Sparta, WI 54656
(608) 269-6144
Sparta, WI 54656
(608) 269-6144
Gr: K-3 | 57 students Minority enrollment: 9%
429 N Black River St
Sparta, WI 54656
(608) 366-3438
Sparta, WI 54656
(608) 366-3438
Gr: K-3
506 N Black River St
Sparta, WI 54656
(608) 269-4600
Sparta, WI 54656
(608) 269-4600
Gr: K-3 | 48 students Minority enrollment: 2%
Sparta Charter Prekindergarten (Closed 2020)
Charter School
201 E Franklin St
Sparta, WI 54656
(608) 269-3151
Sparta, WI 54656
(608) 269-3151
Gr: PK | 139 students Student-teacher ratio: 23:1 Minority enrollment: 19%
Sparta High Point School (Closed 2023)
Charter School
506 N Black River Street
Sparta, WI 54656
(608) 366-3468
Sparta, WI 54656
(608) 366-3468
Gr: 7-12 | 41 students Student-teacher ratio: 14:1 Minority enrollment: 20%
Frequently Asked Questions
What are the top-ranked public charter schools in Sparta, WI?
The top-ranked public charter schools in Sparta, WI include Innovations Stem Academy, Sparta Alternative Independent Learning School and Sparta Montessori School.
How many public charter schools are located in Sparta?
3 public charter schools are located in Sparta.
What is the racial composition of students in Sparta?
Sparta public charter schools minority enrollment is 26% of the student body (majority Hispanic), which is less than the Wisconsin public charter schools average of 54% (majority Hispanic and Black).
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