For the 2026 school year, there are 124 charter public middle schools serving 35,484 students in Wisconsin.
Learn more about how charter schools work. The top-ranked charter public middle schools in Wisconsin are Fox River Academy, Classical School and Flex Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Wisconsin charter public middle schools have an average math proficiency score of 26% (versus the Wisconsin public middle school average of 36%), and reading proficiency score of 30% (versus the 36% statewide average).
Minority enrollment is 57% of the student body (majority Black and Hispanic), which is more than the Wisconsin public middle school average of 40% (majority Hispanic and Black).
Best Charter Public Middle Schools in Wisconsin (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Fox River Academy
Charter School
(Math: 75-79% | Reading: 60-69%)
Rank:
Rank:
10/
Top 5%10
1000 S Mason St
Appleton, WI 54914
(920) 852-5500
Appleton, WI 54914
(920) 852-5500
Gr: K-8 | 150 students Student-teacher ratio: 19:1 Minority enrollment: 21%
Rank: #22.
Classical School
Charter School
(Math: 67% | Reading: 57%)
Rank:
Rank:
10/
Top 10%10
3310 N Durkee St
Appleton, WI 54911
(920) 852-5525
Appleton, WI 54911
(920) 852-5525
Gr: K-8 | 487 students Student-teacher ratio: 18:1 Minority enrollment: 43%
Rank: #33.
Flex Academy
Charter School
(Math: 50-59% | Reading: 60-79%)
Rank:
Rank:
9/
Top 20%10
325 Meulemans St, Ste A
Little Chute, WI 54140
(920) 788-7605
Little Chute, WI 54140
(920) 788-7605
Gr: K-8 | 87 students Student-teacher ratio: 15:1 Minority enrollment: 10%
Rank: #44.
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 | 90 students Student-teacher ratio: 18:1 Minority enrollment: 21%
Rank: #55.
Waukesha Stem Academy
Charter School
(Math: 63% | Reading: 51%)
Rank:
Rank:
9/
Top 20%10
1103 S East Avenue
Waukesha, WI 53186
(262) 970-2305
Waukesha, WI 53186
(262) 970-2305
Gr: K-8 | 580 students Student-teacher ratio: 14:1 Minority enrollment: 30%
Rank: #66.
Chain Exploration Center
Charter School
(Math: 55-59% | Reading: 50-54%)
Rank:
Rank:
9/
Top 20%10
N3160 Silver Lake Dr
Waupaca, WI 54981
(715) 258-4151
Waupaca, WI 54981
(715) 258-4151
Gr: PK-8 | 139 students Student-teacher ratio: 12:1 Minority enrollment: 10%
Rank: #77.
Eagles' Wings Virtual Charter School
Charter School
(Math: ≥50% | Reading: ≥50% )
Rank:
Rank:
9/
Top 20%10
8993 E Baldwin Ave
Solon Springs, WI 54873
(715) 378-2263
Solon Springs, WI 54873
(715) 378-2263
Gr: PK-12 | 17 students Student-teacher ratio: 9:1 Minority enrollment: 6%
Rank: #88.
Viroqua Area Montessori School
Charter School
(Math: 45-49% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
115 N Education Ave
Viroqua, WI 54665
(608) 637-7071
Viroqua, WI 54665
(608) 637-7071
Gr: PK-8 | 147 students Student-teacher ratio: 18:1 Minority enrollment: 6%
Rank: #99.
Lake Country Classical Academy Inc
Charter School
(Math: 51% | Reading: 59%)
Rank:
Rank:
9/
Top 20%10
818 W Wisconsin Avenue
Oconomowoc, WI 53066
(262) 254-9049
Oconomowoc, WI 53066
(262) 254-9049
Gr: K-12 | 562 students Minority enrollment: 14%
Rank: #10 - 1110. - 11.
Laker Online
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
9/
Top 20%10
205 Oak St N
Turtle Lake, WI 54889
(715) 986-4470
Turtle Lake, WI 54889
(715) 986-4470
Gr: K-12 | 15 students Student-teacher ratio: 15:1 Minority enrollment: 7%
Rank: #10 - 1110. - 11.
Mckinley Charter School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
9/
Top 20%10
1266 Mckinley Rd
Eau Claire, WI 54703
(715) 852-6900
Eau Claire, WI 54703
(715) 852-6900
Gr: 6-12 | 74 students Student-teacher ratio: 9:1 Minority enrollment: 35%
Rank: #1212.
Adeline Montessori School Inc
Charter School
(Math: 40-49% | Reading: 60-69%)
Rank:
Rank:
8/
Top 30%10
995 S Sawyer Rd
Oconomowoc, WI 53066
(262) 201-4492
Oconomowoc, WI 53066
(262) 201-4492
Gr: PK-8 | 211 students Student-teacher ratio: 11:1 Minority enrollment: 52%
Rank: #1313.
Fox West Academy
Charter School
(Math: 50-59% | Reading: 45-49%)
Rank:
Rank:
8/
Top 30%10
220 Warner St
Hortonville, WI 54944
(920) 779-7922
Hortonville, WI 54944
(920) 779-7922
Gr: 6-8 | 65 students Student-teacher ratio: 22:1 Minority enrollment: 8%
Rank: #1414.
School Of Options And Applied Research High School
Charter School
(Math: <50% | Reading: ≥50% )
Rank:
Rank:
8/
Top 30%10
1700 Pleasure Island Road
Eagle River, WI 54521
(715) 547-3619
Eagle River, WI 54521
(715) 547-3619
Gr: 8-12 | 65 students Student-teacher ratio: 16:1 Minority enrollment: 9%
Rank: #1515.
Downtown Montessori
Charter School
(Math: 40-44% | Reading: 60-64%)
Rank:
Rank:
8/
Top 30%10
2507 S Graham Street
Milwaukee, WI 53207
(414) 744-6005
Milwaukee, WI 53207
(414) 744-6005
Gr: PK-8 | 218 students Student-teacher ratio: 14:1 Minority enrollment: 36%
Rank: #16 - 1816. - 18.
Phantom Knight School Of Opportunity
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
400 Reid St, Ste W
De Pere, WI 54115
(920) 425-1915
De Pere, WI 54115
(920) 425-1915
Gr: 7-12 | 22 students Student-teacher ratio: 11:1 Minority enrollment: 27%
Rank: #16 - 1816. - 18.
Richland Online Academy
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
1996 Us Hwy 14 W
Richland Center, WI 53581
(608) 647-6106
Richland Center, WI 53581
(608) 647-6106
Gr: K-12 | 12 students Student-teacher ratio: 12:1 Minority enrollment: 8%
Rank: #16 - 1816. - 18.
Tomorrow River Virtual Charter School (Trvcs)
Charter School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
10186 County Road Mm
Amherst Junction, WI 54407
(715) 346-2730
Amherst Junction, WI 54407
(715) 346-2730
Gr: PK-8 | 66 students Student-teacher ratio: 17:1 Minority enrollment: 11%
Rank: #1919.
Core Knowledge Charter School
Charter School
(Math: 56% | Reading: 45%)
Rank:
Rank:
8/
Top 30%10
300 Richard Street
Verona, WI 53593
(608) 845-4130
Verona, WI 53593
(608) 845-4130
Gr: K-8 | 417 students Student-teacher ratio: 18:1 Minority enrollment: 23%
Rank: #20 - 2120. - 21.
Coulee Region Virtual Academy
Charter School
(Math: <50% | Reading: 40-59%)
Rank:
Rank:
8/
Top 30%10
228 5th Ave S
La Crosse, WI 54601
(608) 789-7664
La Crosse, WI 54601
(608) 789-7664
Gr: K-12 | 102 students Student-teacher ratio: 17:1 Minority enrollment: 22%
Rank: #20 - 2120. - 21.
Koshkonong Trails School
Charter School
(Math: <50% | Reading: 40-59%)
Rank:
Rank:
8/
Top 30%10
37 Oakland Rd
Cambridge, WI 53523
(608) 423-8040
Cambridge, WI 53523
(608) 423-8040
Gr: 7-12 | 28 students Student-teacher ratio: 14:1 Minority enrollment: 4%
Rank: #22 - 2322. - 23.
Island City Virtual Academy
Charter School
(Math: <50% | Reading: ≥50% )
Rank:
Rank:
8/
Top 30%10
1010 8th Ave
Cumberland, WI 54829
(715) 822-5124
Cumberland, WI 54829
(715) 822-5124
Gr: PK-12 | 49 students Student-teacher ratio: 49:1 Minority enrollment: 22%
Rank: #22 - 2322. - 23.
Mighty River Academy Of Virtual Education
Charter School
(Math: <50% | Reading: ≥50% )
Rank:
Rank:
8/
Top 30%10
800 E Crawford St
Prairie Du Chien, WI 53821
(608) 326-3702
Prairie Du Chien, WI 53821
(608) 326-3702
Gr: K-12 | 23 students Student-teacher ratio: 23:1 Minority enrollment: 9%
Rank: #2424.
Fond Du Lac Stem Academy
Charter School
(Math: 40-44% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
401 S Military Rd
Fond Du Lac, WI 54935
(920) 906-6722
Fond Du Lac, WI 54935
(920) 906-6722
Gr: 6-12 | 162 students Student-teacher ratio: 12:1 Minority enrollment: 28%
Rank: #25 - 2625. - 26.
Montello Virtual Charter School
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
222 Forest Ln
Montello, WI 53949
(608) 297-7617
Montello, WI 53949
(608) 297-7617
Gr: PK-12 | 22 students Minority enrollment: 23%
Rank: #25 - 2625. - 26.
Norris Academy Virtual School
Alternative School
Charter School
Charter School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
W247s10395 Center Dr
Mukwonago, WI 53149
(262) 662-5911
Mukwonago, WI 53149
(262) 662-5911
Gr: K-12 | 21 students Student-teacher ratio: 7:1 Minority enrollment: 48%
Rank: #2727.
Lakeview K-8 Academy
Charter School
(Math: 44% | Reading: 48%)
Rank:
Rank:
7/
Top 50%10
6729 18th Avenue
Kenosha, WI 53143
(262) 359-2746
Kenosha, WI 53143
(262) 359-2746
Gr: PK-8 | 988 students Student-teacher ratio: 15:1 Minority enrollment: 47%
Rank: #2828.
Maple Park Charter School
Charter School
(Math: 21-39% | Reading: 60-79%)
Rank:
Rank:
7/
Top 50%10
W1380 Lake Geneva Highway
Lake Geneva, WI 53147
(262) 348-1000
Lake Geneva, WI 53147
(262) 348-1000
Gr: PK-8 | 14 students Minority enrollment: 7%
Rank: #2929.
Hayward Ctr For Individualized Learning
Charter School
(Math: 40-44% | Reading: 50-54% )
Rank:
Rank:
7/
Top 50%10
15574 State Hwy 77
Hayward, WI 54843
(715) 934-2112
Hayward, WI 54843
(715) 934-2112
Gr: PK-12 | 250 students Student-teacher ratio: 36:1 Minority enrollment: 6%
Rank: #3030.
Ruth Harman Academy
Charter School
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
8518 22nd Avenue
Kenosha, WI 53143
(262) 359-2191
Kenosha, WI 53143
(262) 359-2191
Gr: K-8 | 427 students Student-teacher ratio: 12:1 Minority enrollment: 44%
Rank: #3131.
D C Everest Idea School
Charter School
(Math: 30-39% | Reading: 50-59%)
Rank:
Rank:
7/
Top 50%10
4704 Camp Phillips Rd
Schofield, WI 54476
(715) 359-0511
Schofield, WI 54476
(715) 359-0511
Gr: 6-12 | 69 students Student-teacher ratio: 17:1 Minority enrollment: 13%
Rank: #3232.
Lake Country Academy - Charter
Charter School
(Math: 45% | Reading: 45%)
Rank:
Rank:
7/
Top 50%10
4101 Technology Pkwy
Sheboygan, WI 53083
(920) 208-3020
Sheboygan, WI 53083
(920) 208-3020
Gr: PK-8 | 447 students Student-teacher ratio: 14:1 Minority enrollment: 42%
Rank: #3333.
Viking Academy
Charter School
(Math: 21-39% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
450 N Wall St
Denmark, WI 54208
(920) 863-4134
Denmark, WI 54208
(920) 863-4134
Gr: 6-12 | 26 students Student-teacher ratio: 13:1 Minority enrollment: 4%
Rank: #34 - 3534. - 35.
Central Wisconsin Stem Academy
Charter School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
6/
Top 50%10
540 Birch St
Nekoosa, WI 54457
(715) 886-8040
Nekoosa, WI 54457
(715) 886-8040
Gr: 6-8 | 32 students Student-teacher ratio: 32:1 Minority enrollment: 6%
Rank: #34 - 3534. - 35.
Lighthouse Learning Academy
Charter School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
6/
Top 50%10
4521 Lincoln Ave
Two Rivers, WI 54241
(920) 793-4560
Two Rivers, WI 54241
(920) 793-4560
Gr: PK-12 | 229 students Student-teacher ratio: 38:1 Minority enrollment: 19%
Show 89 more public schools in Wisconsin (out of 124 total schools)
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Frequently Asked Questions
What are the top-ranked charter public middle schools in Wisconsin?
The top-ranked charter public middle schools in Wisconsin include Fox River Academy, Classical School and Flex Academy.
How many charter public middle schools are located in Wisconsin?
136 charter public middle schools are located in Wisconsin.
What is the racial composition of students in Wisconsin?
Wisconsin charter public middle schools minority enrollment is 57% of the student body (majority Black and Hispanic), which is more than the Wisconsin public middle schools average of 40% (majority Hispanic and Black).
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