Private School Review - Established 2003
The Prairie School Top 9 · Highest Avg. ACT Score (WI)
University Lake School Top 4 · Highest Avg. SAT Score (WI)
Milwaukee Montessori School Top 21 · Lowest Acceptance Rate (WI)

Best Wisconsin Private Schools Belonging to Independent Schools Association of the Central States (ISACS) (2026-27)

For the 2026-27 school year, there are 13 private schools belonging to Independent Schools Association of the Central States (ISACS) serving 4,738 students in Wisconsin. You can also find more schools membership associations in Wisconsin.
The top ranked private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin include Edgewood High School Of The Sacred Heart, University School of Milwaukee, and Madison Country Day School.
The average tuition cost is $21,621, which is higher than the Wisconsin private school average tuition cost of $7,521.
31% of private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin are religiously affiliated (most commonly Christian and Other).

Quick Facts (2026-27)

  • # Private Schools: 13

Quick Facts (2026-27)

  • # Private Schools: 13

Top Ranked Private Schools Belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin (2026-27)

The Prairie School Photo
The Prairie School
Gr: PK-12 | 638 students
Avg. class size: 16 students
Sports: 10 | Extracurriculars: 36
4050 Lighthouse Drive
Racine, WI 53402
(262) 752-2500
(3)
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Eagle School Photo
Eagle School
Gr: K-8 | 262 students
Avg. class size: 14 students
Sports: 7 | Extracurriculars: 20
Specialized Curriculum
5454 Gunflint Trl
Madison, WI 53711
(608) 273-0309
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Eastbrook Academy Photo
Eastbrook Academy
Gr: PK-12 | 387 students
Avg. class size: 16 students
Sports: 6 | Extracurriculars: 3
Christian
5375 N Green Bay Avenue
Milwaukee, WI 53209
(414) 228-7905
(3)
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Edgewood High School Of The Sacred Heart Photo
Edgewood High School Of The Sacred Heart
Gr: 9-12 | 610 students
Avg. class size: 20 students
Sports: 20 | Extracurriculars: 36
2219 Monroe St
Madison, WI 53711
(608) 257-1023
(3)
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Madison Country Day School Photo
Madison Country Day School
Gr: PK-12 | 391 students
Avg. class size: 16 students
Sports: 11 | Extracurriculars: 8
5606 River Road
Waunakee, WI 53597
(608) 850-6000
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Milwaukee Montessori School Photo
Milwaukee Montessori School
Gr: NS-8 | 410 students
Avg. class size: 26 students
Sports: 7 | Extracurriculars: 8
Montessori School
345 N. 95th Street
Milwaukee, WI 53226
(414) 259-0370
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Open Wings Learning Community Photo
Open Wings Learning Community
Gr: K-12 | 34 students
Avg. class size: 8 students
Special Education School
13022 Wilmot Road
Kenosha, WI 53142
(262) 697-7744
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St. John's Northwestern Academy Photo
St. John's Northwestern Academy
Gr: 7-12 | 221 students
Avg. class size: 12 students
Sports: 11 | Extracurriculars: 11
Specialized Curriculum (Episcopal)
1101 Genesee Street
Delafield, WI 53018
(262) 646-7199
(1)
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University Lake School Photo
University Lake School
Gr: PK-12 | 333 students
Avg. class size: 15 students
Sports: 14 | Extracurriculars: 18
4024 Nagawicka Road
Hartland, WI 53029
(262) 263-8011
(3)
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University School of Milwaukee Photo
University School of Milwaukee
Gr: PK-12 | 1,135 students
Sports: 18
2100 W Fairy Chasm Rd
Milwaukee, WI 53217
(414) 352-6000
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Wayland Academy Photo
Wayland Academy
Gr: 9-12 | 200 students
Avg. class size: 15 students
Sports: 17 | Extracurriculars: 28
101 N University Avenue
Beaver Dam, WI 53916
(920) 885-3373
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Map of Milwaukee Jewish Day School
Milwaukee Jewish Day School
Gr: PK-8
Avg. class size: 15 students
Sports: 7 | Extracurriculars: 7
Jewish
6401 N Santa Monica Blvd
Milwaukee, WI 53217
(414) 964-1499
(2)
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Wingra School Photo
Wingra School
Gr: K-8 | 117 students
Extracurriculars: 6
718 Gilmore St
Madison, WI 53711
(608) 238-2525
(4)
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Frequently Asked Questions

What are the top ranked private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin?
The top ranked private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin include Edgewood High School Of The Sacred Heart, University School of Milwaukee, and Madison Country Day School.
How many private schools belonging to Independent Schools Association of the Central States (ISACS) are located in Wisconsin?
13 private schools belonging to Independent Schools Association of the Central States (ISACS) are located in Wisconsin.
How much do private schools belonging to Independent Schools Association of the Central States (ISACS) cost in Wisconsin?
The average tuition cost is $21,621, which is higher than the Wisconsin private school average tuition cost of $7,521.
How diverse are private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin?
Wisconsin private schools belonging to Independent Schools Association of the Central States (ISACS) are approximately 32% minority students, which is lower than the Wisconsin private school average of 35%.
What percentage of private schools belonging to Independent Schools Association of the Central States (ISACS) are religiously affiliated in Wisconsin?
31% of private schools belonging to Independent Schools Association of the Central States (ISACS) in Wisconsin are religiously affiliated (most commonly Christian and Other).
13
Private Schools
4,738
Students
$21,621
Avg. Tuition
32%
Students of Color
8:1
Student-Teacher Ratio

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