St. Lawrence Seminary High School Photo

Best Wisconsin Boarding Schools (2026-27)

For the 2026-27 school year, there are 4 college-prep and junior boarding schools serving 1,497 students located throughout Wisconsin.

Historical Statistics Overview

This State (WI)
US
# Schools
4 Schools
271 Schools
# Students
1,484 Students
107,111 Students

Academics and Faculty

This State (WI)
US
Average Student-Teacher Ratio
9:1
8:1
% Faculty with Advanced Degree
59%
69%

Academic Programs

This State (WI)
US
Avg. AP Courses
16
22
Avg. IB Courses
n/a
28
Avg. Class Size
13
13

Academic Performance

This State (WI)
US
Avg. SAT Score
1237
1270
Avg. ACT Score
28
27
Avg. Acceptance Rate
66%
59%

Tuition and Finances

This State (WI)
US
Avg. Tuition (Boarding)
$39,613
$64,480
Avg. Tuition (Day)
$23,225
$38,054
Avg. Tuition (International)
$61,275
$62,481
Avg. Financial Aid Rate
63%
42%
Avg. Financial Aid Grant
n/a
$26,973
Avg. Endowment
$21 MM
$83 MM

Student Diversity

This State (WI)
US
% Students of Color
45%
30%
% International Students
24%
27%
% Boarding Students
70%
59%

Top Wisconsin Boarding Schools (2026-27)

School
Location
Quick Facts
St. John's Northwestern Academy
St. John's Northwestern Academy Photo - Students walking through campus.
(Episcopal)
(4)
1101 Genesee Street
Delafield, WI 53018
(262) 646-7199
Gr: 7-12, PG | 235 students Student-teacher ratio: 13:1 Avg. class size: 13 students Acceptance rate: 84% Tuition listed
St. Lawrence Seminary High School
St. Lawrence Seminary High School Photo
(Catholic)
301 Church Street
Mt. Calvary, WI 53057
(920) 753-7570
Gr: 9-12 | 140 students Student-teacher ratio: 6:1 Avg. class size: 13 students Acceptance rate: 89% Tuition listed
Wayland Academy
Wayland Academy Photo - Wayland Hall, the most historic buildings on campus, currently houses first-year and sophomore boys. The interior was remodeled recently and offers some of the nicest rooms and gathering spaces on any campus in America.
(4)
101 North University
Beaver Dam, WI 53916
(800) 860-7725
Gr: 9-12, PG | 184 students Student-teacher ratio: 5:1 Avg. class size: 10 students Acceptance rate: 21% Tuition listed
Wisconsin Lutheran High School
Wisconsin Lutheran High School Photo - Founded in 1903, Wisconsin Lutheran High School is a prestigious, multiethnic Christian boarding and day school for grades 9-12.
(Christian)
(2)
330 N. Glenview Avenue
Milwaukee, WI 53213
(414) 453-4567
Gr: 9-12 | 938 students Student-teacher ratio: 13:1 Avg. class size: 19 students Acceptance rate: 70% Tuition listed

Frequently Asked Questions

How many boarding schools are located in Wisconsin?
There are 4 college-preparatory boarding schools located in Wisconsin.
What is the average tuition cost of boarding school in Wisconsin?
The average Wisconsin boarding school tuition cost is $41,713 per year.
What is the oldest boarding school in Wisconsin?
Wayland Academy, founded in 1855, is the oldest boarding school in Wisconsin.
What boarding school in Wisconsin has the lowest acceptance rates?
Wayland Academy has the lowest boarding school acceptance rate (21%) in Wisconsin.
What boarding school in Wisconsin has the highest average SAT scores?
Wayland Academy has the highest average SAT scores (1310) in Wisconsin.

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