Private School Review - Established 2003
The Prairie School Top 9 · Highest Avg. ACT Score (WI)
Xavier High School Top 11 · Highest Avg. ACT Score (WI)
St. Martini Lutheran School

Wisconsin Private Schools Belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia)

For the 2026-27 school year, there are 16 private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) serving 4,459 students in Wisconsin. You can also find more schools membership associations in Wisconsin.
The top ranked private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin include Catholic Central High School, St. Martini Lutheran School, and Lourdes Academy.
The average acceptance rate is 90%, which is lower than the Wisconsin private school average acceptance rate of 92%.
81% of private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin are religiously affiliated (most commonly Lutheran Church Missouri Synod and Catholic).

Quick Facts (26-27)

  • # Private Schools: 16

Quick Facts (26-27)

  • # Private Schools: 16

Top Ranked Private Schools Belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) 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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Catholic Central High School Photo
Catholic Central High School
Gr: 9-12 | 129 students
Avg. class size: 8 students
Sports: 17 | Extracurriculars: 16
Catholic
148 Mchenry St
Burlington, WI 53105
(262) 763-1510
(3)
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Conserve School Photo
Conserve School
Gr: 10-11 | 64 students
Avg. class size: 15 students
Extracurriculars: 3
5400 N Black Oak Lake Road
Land O Lakes, WI 54540
(715) 547-1300
(8)
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Granville Lutheran School Photo
Granville Lutheran School
Gr: PK-8 | 243 students
Avg. class size: 22 students
Sports: 7 | Extracurriculars: 2
Lutheran Church Missouri Synod
8242 N Granville Rd
Milwaukee, WI 53224
(414) 354-5126
(7)
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Map of Institute Of Technology And Academics
Institute Of Technology And Academics
Gr: PK-8 | 269 students
8940 N 85th St
Milwaukee, WI 53224
(414) 365-9375
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Lourdes Academy Photo
Lourdes Academy
Gr: PK-12 | 695 students
Avg. class size: 18 students
Sports: 18 | Extracurriculars: 23
Catholic
110 North Sawyer Street
Oshkosh, WI 54902
(920) 426-3626
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Map of Messmer High School
Messmer High School
Gr: 9-12 | 525 students
Avg. class size: 22 students
Sports: 9 | Extracurriculars: 12
Catholic
742 W Capitol Drive
Milwaukee, WI 53206
(414) 264-5440
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Map of Northeastern Wisconsin Lutheran High School
Northeastern Wisconsin Lutheran High School
Gr: 9-12 | 136 students
Avg. class size: 17 students
Sports: 16 | Extracurriculars: 19
Lutheran Church Missouri Synod
1311 S Robinson Ave
Green Bay, WI 54311
(920) 469-6810
(1)
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Northwest Lutheran School Photo
Northwest Lutheran School
Gr: PK-8 | 252 students
Avg. class size: 22 students
Sports: 3
Lutheran Church Missouri Synod
4119 N 81st St
Milwaukee, WI 53222
(414) 354-5126
(5)
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Renaissance School Photo
Renaissance School
Gr: PK-8 | 369 students
Avg. class size: 22 students
Sports: 3
Lutheran Church Missouri Synod
1510 Villa Street
Racine, WI 53403
(414) 354-5126
(4)
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St. Martini Lutheran School Photo
St. Martini Lutheran School
Gr: PK-8 | 261 students
Avg. class size: 22 students
Sports: 2
Lutheran Church Missouri Synod
1520 South Cesar E. Chavez Drive
Milwaukee, WI 53204
(414) 383-7058
(1)
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Xavier High School Photo
Xavier High School
Gr: 9-12 | 479 students
Avg. class size: 21 students
Sports: 16 | Extracurriculars: 42
Catholic
1600 W. Prospect Avenue
Appleton, WI 54914
(920) 733-6632
(1)
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Pilgrim Lutheran School Photo
Pilgrim Lutheran School
Gr: PK-8 | 215 students
Avg. class size: 22 students
Sports: 2
Lutheran Church Missouri Synod
6717 W. Center St.
Milwaukee, WI 53210
(414) 559-2422
(3)
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St. John's Lutheran School Photo
St. John's Lutheran School
Gr: PK-5 | 70 students
Avg. class size: 10 students
Sports: 1
Lutheran Church Missouri Synod
1000 Bluff Street
Beloit, WI 53511
(608) 713-1400
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Map of Stevens Point Christian Academy
Stevens Point Christian Academy
Gr: K-12 | 78 students
Avg. class size: 10 students
Sports: 3 | Extracurriculars: 1
Christian
801 County Road HH W
Stevens Point, WI 54481
(715) 341-0588
(1)
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Map of Torah Academy Of Milwaukee
Torah Academy Of Milwaukee
Gr: 9-12 | 36 students
Avg. class size: 13 students
All-girls (Jewish)
6800 N Green Bay Avenue
Milwaukee, WI 53209
(414) 352-6789
(1)
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Frequently Asked Questions

What are the top ranked private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin?
The top ranked private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin include Catholic Central High School, St. Martini Lutheran School, and Lourdes Academy.
How many private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) are located in Wisconsin?
16 private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) are located in Wisconsin.
How diverse are private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin?
Wisconsin private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) are approximately 55% minority students, which is higher than the Wisconsin private school average of 35%.
What percentage of private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) are religiously affiliated in Wisconsin?
81% of private schools belonging to Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia) in Wisconsin are religiously affiliated (most commonly Lutheran Church Missouri Synod and Catholic).
16
Private Schools
4,459
Students
$7,471
Avg. Tuition
55%
Students of Color
12:1
Student-Teacher Ratio

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