For the 2025-26 school year, there are 2 public charter schools serving 151 students in Columbia County, WI.
The top ranked public charter schools in Columbia County, WI are Discovery Charter School and Ouisconsing School Of Collaboration. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Columbia County, WI public charter schools have an average math proficiency score of 55% (versus the Wisconsin public charter school average of 27%), and reading proficiency score of 35% (versus the 31% statewide average). Charter schools in Columbia County have an average ranking of 8/10, which is in the top 30% of Wisconsin public charter schools.
Minority enrollment is 13% of the student body (majority Hispanic), which is less than the Wisconsin public charter school average of 54% (majority Hispanic and Black).
Best ºÚÁÏÍø¹ÙÍø Charter Schools in Columbia County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Discovery Charter School
Charter School
(Math: 60-79% | Reading: 40-59%)
Rank:
Rank:
9/
Top 20%10
200 Fuller St
Columbus, WI 53925
(920) 623-5950
Columbus, WI 53925
(920) 623-5950
Gr: K-3 | 76 students Student-teacher ratio: 13:1 Minority enrollment: 13%
Rank: #22.
Ouisconsing School Of Collaboration
Charter School
(Math: 50-54% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
101 School St
Lodi, WI 53555
(608) 592-3842
Lodi, WI 53555
(608) 592-3842
Gr: 3-5 | 75 students Student-teacher ratio: 13:1 Minority enrollment: 13%
Columbia County ºÚÁÏÍø¹ÙÍø Schools (Closed)
School
Location
Quick Facts
110 S Elm St
Pardeeville, WI 53954
(608) 429-9939
Pardeeville, WI 53954
(608) 429-9939
Gr: PK | 8 students Student-teacher ratio: 8:1
N5194 State Rd 78
Portage, WI 53901
(608) 742-2601
Portage, WI 53901
(608) 742-2601
Gr: 1-6 | 44 students Student-teacher ratio: 15:1
W8349 Dumke Rd
Portage, WI 53901
(608) 742-6016
Portage, WI 53901
(608) 742-6016
Gr: K-6 | 64 students Student-teacher ratio: 16:1
Gibraltar Charter School (Closed 2015)
Charter School
1100 Sauk St
Lodi, WI 53555
(608) 592-3853
Lodi, WI 53555
(608) 592-3853
Gr: 9-10 | 5 students Student-teacher ratio: 5:1
520 Race St
Wisconsin Dells, WI 53965
(608) 253-1461
Wisconsin Dells, WI 53965
(608) 253-1461
Gr: 9-12 | 20 students Student-teacher ratio: 20:1 Minority enrollment: 30%
103 Pleasant St
Lodi, WI 53555
(608) 592-3855
Lodi, WI 53555
(608) 592-3855
Gr: PK | 85 students Student-teacher ratio: 28:1 Minority enrollment: 18%
W6180 School Rd
Pardeeville, WI 53954
(608) 429-3412
Pardeeville, WI 53954
(608) 429-3412
Gr: 5 | 67 students Student-teacher ratio: 13:1 Minority enrollment: 10%
120 Oak St
Pardeeville, WI 53954
(608) 429-2153
Pardeeville, WI 53954
(608) 429-2153
Gr: 9-12 | 290 students Student-teacher ratio: 14:1 Minority enrollment: 3%
301 E Collins St
Portage, WI 53901
(608) 742-4879
Portage, WI 53901
(608) 742-4879
Gr: 6-12 | 30 students Minority enrollment: 13%
River Crossing Charter School (Closed 2014)
Charter School
191 East Slifer St
Portage, WI 53901
(608) 742-3764
Portage, WI 53901
(608) 742-3764
Gr: 7-8 | 13 students Student-teacher ratio: 13:1 Minority enrollment: 8%
222 W Pearl St
Lodi, WI 53555
(608) 583-2091
Lodi, WI 53555
(608) 583-2091
Gr: PK-5 | 70 students Student-teacher ratio: 9:1 Minority enrollment: 11%
Frequently Asked Questions
What are the top ranked public charter schools in Columbia County, WI?
The top ranked public charter schools in Columbia County, WI include Discovery Charter School and Ouisconsing School Of Collaboration.
How many public charter schools are located in Columbia County?
2 public charter schools are located in Columbia County.
What is the racial composition of students in Columbia County?
Columbia County public charter schools minority enrollment is 13% 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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