Largest Wisconsin Private High Schools

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(892) All Schools
(892)  High Schools
(213) High Schools
(213)  Elementary Schools
(781) Elementary Schools
(781)  Preschools
(605) Preschools
(605) 
The average private high school in Wisconsin has approximately 198 students (2021).
The largest private high school in Wisconsin is Regis Catholic Schools with 1,132 students.
The private high schools with the largest student enrollments are listed below (where sufficient data available).

Largest Wisconsin Private High Schools (2021)

  • School # Students Grades Location
  • Rank: #11.
    Regis Catholic Schools
    (Roman Catholic)
     Students: 1,132
    Grades: PK-122728 Mall Dr Ste 200
    Eau Claire, WI 54701
    (715) 830-2273
  • Rank: #22.
    University School-milwaukee
     Students: 1,107
    Grades: PK-122100 W Fairy Chasm Rd
    Milwaukee, WI 53217
    (414) 352-6000
  • Rank: #33.
    Marquette University High School
    All-boys | Special Program Emphasis (Roman Catholic)
     Students: 1,028
    Grades: 9-123401 W Wisconsin Ave
    Milwaukee, WI 53208
    (414) 933-7220
  • Rank: #44.
    Aquinas Catholic Schools
    (Roman Catholic)
     Students: 993
    Grades: PK-12315 S 11th St
    La Crosse, WI 54601
    (608) 784-8585
  • Rank: #55.
    Urban Day School
     Students: 883
    Grades: NS-91441 N 24th St
    Milwaukee, WI 53205
    (414) 937-8400
  • Rank: #66.
    Brookfield Academy
    Brookfield Academy Photo - K4 to Graduation Day!
    Students: 867
    Grades: PK-123462 N Brookfield Rd
    Brookfield, WI 53045
    (262) 783-3200
  • Rank: #77.
    Pius Xi Catholic High School
    (Roman Catholic)
     Students: 850
    Grades: 9-12135 N 76th St
    Milwaukee, WI 53213
    (414) 290-7000
  • Rank: #88.
    Atlas Preparatory Academy
    (2)
     Students: 847
    Grades: PK-122911 S 32nd St
    Milwaukee, WI 53215
    (414) 385-0771
  • Rank: #99.
    Christian Life School
    Christian Life School Photo - The Christian Life School World Language Club is one of over 15 afterschool clubs for our Upper School students. These clubs offer an opportunity for CLS students to connect outside of school.
    (Assembly of God)
    (10)
     Students: 796
    Grades: PK-1210700 75th St
    Kenosha, WI 53142
    (262) 694-3900
  • Rank: #1010.
    Milwaukee Lutheran High School
    (African Methodist Episcopal)
     Students: 782
    Grades: 8-129700 W Grantosa Drive
    Milwaukee, WI 53222
    (414) 461-6000
  • Rank: #1111.
    Wisconsin Lutheran High School
    (African Methodist Episcopal)
     Students: 773
    Grades: 9-12330 N Glenview Ave
    Milwaukee, WI 53213
    (414) 453-4567
  • Rank: #1212.
    St. Joseph Catholic Academy
    St. Joseph Catholic Academy Photo
    (Roman Catholic)
     Students: 769
    Grades: NS-122401 69th Street
    Kenosha, WI 53143
    (262) 654-8651
  • Rank: #1313.
    Notre Dame De La Baie Academy
    (Roman Catholic)
     Students: 767
    Grades: 9-12610 Maryhill Dr
    Green Bay, WI 54303
    (920) 429-6100
  • Rank: #1414.
    Salam School
    (Islamic)
     Students: 748
    Grades: PK-124707 S 13th St
    Milwaukee, WI 53221
    (414) 282-0504
  • Rank: #1515.
    St. Marys Springs Academy
    (Roman Catholic)
     Students: 737
    Grades: PK-12114 Amory St
    Fond Du Lac, WI 54935
    (920) 921-4870
  • Rank: #1616.
    Academy Of Excellence
    (Christian)
     Students: 727
    Grades: PK-12633 S 12th Street
    Milwaukee, WI 53204
    (414) 369-2193
  • Rank: #1717.
    Messmer Catholic Schools
    (Roman Catholic)
     Students: 725
    Grades: 9-12742 W Capitol Drive
    Milwaukee, WI 53206
    (414) 264-5440
  • Rank: #1818.
    Divine Savior Holy Angels High School
    All-girls | Special Program Emphasis (Roman Catholic)
     Students: 698
    Grades: 9-124257 N 100th St
    Milwaukee, WI 53222
    (414) 462-3742
  • Rank: #1919.
    Catholic Memorial High School
    (Roman Catholic)
     Students: 676
    Grades: 9-12601 E College Ave
    Waukesha, WI 53186
    (262) 542-7101
  • Rank: #2020.
    Fox Valley Lutheran High School
    (Wisconsin Evangelical Lutheran Synod)
     Students: 654
    Grades: 9-125300 N Meade St
    Appleton, WI 54913
    (920) 739-4441
  • Rank: #2121.
    Heritage Christian Schools
    Heritage Christian Schools Photo - Students participate in service activities at all levels of the school. These activities include going to sites throughout the community, as well as doing projects in school to bless others.
    (Christian)
     Students: 622
    Grades: PK-123500 S Glen Park Rd
    New Berlin, WI 53151
    (262) 432-0333
  • Rank: #2222.
    The Prairie School
    The Prairie School Photo - Learning and growing. It's at the heart of everything we do. This is where your child will learn to create, collaborate, and communicate. Where they will become equipped with the tools to think, reason, write, and question. This is where your child will take ownership of their dreams while chasing down their passions. This is Prairie.
    (3)
     Students: 619
    Grades: PK-124050 Lighthouse Drive
    Racine, WI 53402
    (262) 752-2500
  • Rank: #2323.
    Lourdes Academy High School
    Lourdes Academy High School Photo - Everyone is invited to music at Lourdes Academy. We have many students who find themselves drawn to multiple musical events and who possess musical talents along with strong academic and athletic gifts. At Lourdes Academy, we pride ourselves on individualizing a student's experience and doing our best to provide opportunities for students to grow in all areas.
    (Roman Catholic)
     Students: 606
    Grades: PK-12110 N Sawyer St
    Oshkosh, WI 54902
    (920) 235-5670
  • Rank: #2424.
    Holy Redeemer Christian Academy
    (Church of God in Christ)
     Students: 594
    Grades: K-123500 W Mother Daniels Way
    Milwaukee, WI 53209
    (414) 466-1800
  • Rank: #2525.
    Lourdes Academy
    Lourdes Academy Photo
    (Roman Catholic)
     Students: 581
    Grades: PK-12110 N. Sawyer Street
    Oshkosh, WI 54902
    (920) 426-6421
  • Rank: #2626.
    St. Anthomy High School
    (Roman Catholic)
     Students: 538
    Grades: 9-124807 S 2nd St
    Milwaukee, WI 53207
    (414) 763-6352
  • Rank: #2727.
    St. Thomas More High School
    St. Thomas More High School Photo
    (Roman Catholic)
     Students: 530
    Grades: 9-122601 E Morgan Ave
    Milwaukee, WI 53207
    (414) 481-8370
  • Rank: #2828.
    St. Francis Xavier High School
    St. Francis Xavier High School Photo
    (Roman Catholic)
     Students: 522
    Grades: 9-121600 W. Prospect Avenue
    Appleton, WI 54914
    (920) 733-6632
  • Rank: #2929.
    Edgewood High School of the Sacred Heart
    Edgewood High School of the Sacred Heart Photo - Welcome to Edgewood High School of the Sacred Heart!
    (African Methodist Episcopal)
    (2)
     Students: 503
    Grades: 9-122219 Monroe St
    Madison, WI 53711
    (608) 257-1023
  • Rank: #3030.
    St. Catherines High School
    (Roman Catholic)
     Students: 469
    Grades: 6-121200 Park Ave
    Racine, WI 53403
    (262) 632-2785
  • Rank: #31-3231.- 32.
    Kettle Moraine Lutheran High School
    Kettle Moraine Lutheran High School Photo
    (Wisconsin Evangelical Lutheran Synod)
     Students: 450
    Grades: 9-123399 Division Road
    Jackson, WI 53037
    (262) 677-4051
  • Rank: #31-3231.- 32.
    Madison Country Day School
    Madison Country Day School Photo - A community where each student is truly known.
    Students: 450
    Grades: PK-125606 River Road
    Waunakee, WI 53597
    (608) 850-6375
  • Rank: #3333.
    Martin Luther High School
    (Lutheran Church Missouri Synod)
     Students: 447
    Grades: 9-125201 S 76th St
    Greendale, WI 53129
    (414) 421-4000
  • Rank: #3434.
    Valley Christian School
    Valley Christian School Photo - Our drama class is for credit.
    (Christian)
     Students: 440
    Grades: PK-123450 Vinland Rd.
    Oshkosh, WI 54901
    (920) 231-9704
  • Rank: #3535.
    Lakeside Lutheran High School
    Lakeside Lutheran High School Photo - Lakeside students have a fantastic selection of musical opportunities. Vocalists enjoy 3 choirs & Swing Choir. Instrumentalists can participate in Marching Band, Concert Band, Jazz & Percussion Ensembles, Pep Band and solo/ensemble groups for WSMA competitions. Summer Band offers opportunities for color guards as well, with travel during the summer months.
    (Wisconsin Evangelical Lutheran Synod)
     Students: 434
    Grades: 9-12231 Woodland Beach Rd
    Lake Mills, WI 53551
    (920) 648-2321
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