University Lake School Photo

Best Wisconsin Nonsectarian Private High Schools (2025)

For the 2025 school year, there are 41 nonsectarian private high schools in Wisconsin. You can also find more religiously affiliated schools in Wisconsin.
The top ranked nonsectarian private high schools in Wisconsin include Madison Country Day School, University Lake School, and University School of Milwaukee.

Top Ranked Nonsectarian Private High Schools in Wisconsin (2025)

School
Location
Quick Facts
Brookfield Academy
Brookfield Academy Photo - Students at all levels engage in a broad range of service projects. Here, Middle School students work together to prepare soda can tabs for donation.
(2)
3462 N Brookfield Rd
Brookfield, WI 53045
(262) 783-3200
Gr: PK-12 | 894 students Avg. class size: 14 students Sports: 19 | Extracurrculars: 32 Tuition & acceptance rate listed
North Cedar Academy
North Cedar Academy Photo - Welcome to North Cedar Academy!
Special Program Emphasis
1500 Port Arthur Road
Ladysmith, WI 54848
(715) 532-0201
Gr: 10-12 | 46 students Sports: 5 | Extracurrculars: 35 Tuition listed
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)
4050 Lighthouse Drive
Racine, WI 53402
(262) 752-2500
Gr: PK-12 | 638 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 36 Tuition & acceptance rate listed
Wayland Academy
Wayland Academy Photo
101 N University Avenue
Beaver Dam, WI 53916
(920) 885-3373
Gr: 9-12 | 200 students Avg. class size: 15 students Sports: 17 Tuition & acceptance rate listed
Conserve School
Conserve School Photo - Reading and rowing in history class
(8)
5400 N Black Oak Lake Road
Land O Lakes, WI 54540
(715) 547-1300
Gr: 10-11 | 64 students Avg. class size: 15 students Extracurrculars: 3 Tuition & acceptance rate listed
5606 River Road
Waunakee, WI 53597
(608) 850-6000
Gr: PK-12 | 391 students Avg. class size: 16 students Sports: 11 | Extracurrculars: 8 Tuition & acceptance rate listed
Natures Classroom Institute & Montessori School
Natures Classroom Institute & Montessori School Photo - Nature's Classroom Institute and Montessori School students building a new boardwalk.
Montessori School
(4)
W336 S8455 Hwy E
Mukwonago, WI 53149
(262) 363-2815
Gr: PK-12 | 54 students Tuition & acceptance rate listed
New Frontier Day School
Special Education School
625 S Dousman St
Prairie Du Chien, WI 53821
(608) 326-6481
Gr: 1-12 | 13 students Tuition listed
Sainta
All-boys | Special Education School
8901 W Capitol Dr
Milwaukee, WI 53222
(414) 463-1880
Gr: 2-11 | 32 students Avg. class size: 15 students Tuition & acceptance rate listed
University Lake School
University Lake School Photo
(3)
4024 Nagawicka Road
Hartland, WI 53029
(262) 263-8011
Gr: NS-12 | 311 students Avg. class size: 15 students Sports: 13 | Extracurrculars: 17 Tuition listed
2100 W Fairy Chasm Rd
Milwaukee, WI 53217
(414) 352-6000
Gr: PK-12 | 1,135 student Sports: 18 Tuition listed
Urban Day School
1441 N 24th St
Milwaukee, WI 53205
(414) 937-8400
Gr: NS-9 | 883 students
Youth Initiative High School
Youth Initiative High School Photo - At Youth Initiative, we understand adolescents. We provide challenge and support, responsibility and freedom, structure and independence. From our small classroom size to our unique Care Group system of support, we are able to pay close attention to each student, to meet them where they are, and to help them grow and flourish in the ways they need most.
Alternative School
500 E Jefferson St 302
Viroqua, WI 54665
(608) 637-6445
Gr: 9-12 | 75 students Avg. class size: 16 students Sports: 7 Tuition listed
Chileda
Special Education School
1825 Victory St
La Crosse, WI 54601
(608) 782-6480
Gr: 1-12 | 51 students Avg. class size: 8 students
Common Threads Family Resource Center
Special Education School
5979 Siggelkow Rd
Mc Farland, WI 53558
(608) 838-8999
Gr: 3-12 | 15 students
Coulee Connections - Alternativeeducation
Alternative School
99 Milwaukee St
La Crosse, WI 54603
(608) 519-5540
Gr: K-12 | 42 students Tuition listed
Driftless Pass School
Special Education School
3710 E Ave S
La Crosse, WI 54601
(608) 317-0553
Gr: 2-12 | 9 students
Eau Claire Academy
Special Education School
550 N Dewey St
Eau Claire, WI 54703
(715) 834-6681
Gr: 5-11 | 38 students
El Puente High School
El Puente High School Photo
1127 S 35th St
Milwaukee, WI 53215
(414) 672-1237
Gr: 9-12 | 110 students Avg. class size: 20 students Sports: 1 | Extracurrculars: 6 Tuition listed
Family Services Of Wisconsin
Alternative School
3430 Spirit Way
Green Bay, WI 54305
(920) 330-0339
Gr: 6-11 | 15 students
Genesee Lake School
Special Education School
36100 Genesee Lake Rd
Oconomowoc, WI 53066
(262) 569-5510
Gr: 4-12 | 205 students
Hillside School At Lakeview
Special Education School
1701 Sharp Rd
Waterford, WI 53185
(262) 534-7297
Gr: 2-12 | 20 students
Horizon High
Po Box 45045
Madison, WI 53744
(688) 442-0935
Gr: 9-12 | 10 students
Horizon High School
Alternative School
5003 University Avenue
Madison, WI 53705
(608) 442-0935
Gr: 9-12 | 14 students Tuition listed
Isthmus Montessori Academy
Montessori School
1402 Pankratz St Ste 300
Madison, WI 53704
(608) 661-8200
Gr: K-9 | 46 students Tuition listed
Kradwell School
Kradwell School Photo - Kradwell School "Where Success is the Rule"
Alternative School
(1)
1220 Dewey Avenue
Milwaukee, WI 53213
(441) 445-4659
Gr: 8-12 | 55 students Avg. class size: 6 students Tuition listed
Milwaukee Academy
All-girls | Alternative School
W. Watertown Plank Rd.
Milwaukee, WI 53226
(414) 257-7548
Gr: 7-11 | 17 students
Milwaukee Spectrum Inc
All-girls | Alternative School
3434 N 38th St
Milwaukee, WI 53216
(414) 442-8011
Gr: 9-12 | 101 students
New Vision Wilderness- Wisconsin
Alternative School
807 Impala Drive
Medford, WI 54451
(414) 737-0400
Gr: 5-12 | 12 students
W10085 Pike Plains Rd
Dunbar, WI 54119
(715) 324-6900
Gr: 9-12 | 40 students
Open Wings Learning Community
Open Wings Learning Community Photo - Our very low student-to-teacher ratio allows individualized, hands-on, experiential learning for every student.
Special Education School
13022 Wilmot Road
Kenosha, WI 53142
(262) 697-7744
Gr: K-12 | 34 students Avg. class size: 8 students Tuition listed
Operation Fresh Start
Alternative School
2670 Milwaukee St
Madison, WI 53704
(608) 244-4721
Gr: 12 | 36 students
Richardson School
Special Education School
175 S Barker Rd
Brookfield, WI 53045
(262) 468-0700
Gr: 1-12 | 91 students
Richardson School
321 Olympian Blvd
Beloit, WI 53511
(608) 473-3244
Gr: K-12 | 41 students
St. Charles Inc
Special Education School
151 S. 84th St. (no Longer Uses A P.o. Box)
Milwaukee, WI 53214
(414) 476-3710
Gr: 6-11 | 28 students
Show 6 more private schools in Wisconsin (out of 41 total schools)
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