Holy Trinity Catholic School Photo - Holy Trinity School

Best Washington County Private Schools (2026)

For the 2026 school year, there are 24 private schools serving 3,953 students in Washington County, WI (there are 35 public schools, serving 18,247 public students). 18% of all K-12 students in Washington County, WI are educated in private schools (compared to the WI state average of 15%).
The top-ranked private schools in Washington County, WI include Holy Angels School, St. John's Lutheran School, and Peace Lutheran School.
The average tuition cost is $7,522, which is lower than the Wisconsin private school average tuition cost of $7,693.
92% of private schools in Washington County, WI are religiously affiliated (most commonly Wisconsin Evangelical Lutheran Synod and Catholic).

Top-Ranked Washington County Private Schools (2026)

School
Location
Quick Facts
Holy Angels School
(Catholic)
230 N 8th Ave
West Bend, WI 53095
(262) 338-1148
Gr: PK-8 | 281 students Avg. class size: 20 students
Kettle Moraine Lutheran High School
Kettle Moraine Lutheran High School Photo
(Wisconsin Evangelical Lutheran Synod)
(1)
3399 Division Road
Jackson, WI 53037
(262) 677-4051
Gr: 9-12 | 534 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 18 Tuition & acceptance rate listed
Living Word Lutheran High School
Living Word Lutheran High School Photo - Small class sizes with caring teachers.
(Lutheran Church Missouri Synod)
(1)
2230 Living Word Lane
Jackson, WI 53037
(262) 677-9353
Gr: 9-12 | 317 students Avg. class size: 20 students Sports: 11 | Extracurrculars: 13 Tuition & acceptance rate listed
Peace Lutheran School
(Wisconsin Evangelical Lutheran Synod)
1025 Peace Lutheran Dr
Hartford, WI 53027
(262) 673-3811
Gr: PK-8 | 275 students Avg. class size: 21 students Sports: 6 | Extracurrculars: 5 Tuition listed
St. Augustine School
St. Augustine School Photo - Located in the rural Kettle Moraine area of South Eastern Wisconsin, not far from Holy Hill (National Shrine of the Blessed Virgin Mary).
(Catholic)
4908 Monches Rd.
Colgate, WI 53017
(262) 628-9838
Gr: PK-12 | 91 students Avg. class size: 10 students Sports: 2 | Extracurrculars: 5 Tuition & acceptance rate listed
St. Gabriel Catholic Parish School
St. Gabriel Catholic Parish School Photo
(Catholic)
(2)
1200 St. Gabriel Way
Hubertus, WI 53033
(262) 628-1711
Gr: PK-8 | 145 students Avg. class size: 12 students Sports: 4 | Extracurrculars: 5 Tuition & acceptance rate listed
St. John's Lutheran School
(Lutheran Church Missouri Synod)
899 S 6th Ave
West Bend, WI 53095
(262) 334-3077
Gr: PK-8 | 264 students
St. Kilian School
St. Kilian School Photo - St. Kilian School serves the greater Hartford community as the only Catholic grade school with students in 3K-8th grade.
(Catholic)
245 High St
Hartford, WI 53027
(262) 673-3081
Gr: NS-8 | 74 students Avg. class size: 8 students Sports: 6 | Extracurrculars: 4 Tuition & acceptance rate listed
St. Peter Catholic School
St. Peter Catholic School Photo
(Catholic)
206 E Washington Street
Slinger, WI 53086
(262) 644-8083
Gr: PK-5 | 93 students Avg. class size: 10 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
Bethlehem Evangelical Lutheran School
(Wisconsin Evangelical Lutheran Synod)
N108w14290 Bel Aire Ln
Germantown, WI 53022
(262) 257-0409
Gr: PK-4 | 156 students
Crown Of Life Lutheran School
(Wisconsin Evangelical Lutheran Synod)
1292 Tally Ho Trl
Hubertus, WI 53033
(262) 628-2550
Gr: NS-8 | 133 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 4 Tuition listed
Davids Star Evangelical Lutheran School
(Wisconsin Evangelical Lutheran Synod)
2740 Davids Star Dr
Jackson, WI 53037
(262) 677-2412
Gr: PK-8 | 203 students Avg. class size: 20 students Sports: 7 Tuition listed
Germantown KinderCare
Daycare / Preschool
N112 W17060 Mequon Rd
Germantown, WI 53022
(833) 905-3276
Gr: NS-PK
Good Shepherd Lutheran School
Good Shepherd Lutheran School Photo - Good Shepherd offers excellence in education and many sports opportunities
(Wisconsin Evangelical Lutheran Synod)
777 S Indiana Ave
West Bend, WI 53095
(734) 772-8673
Gr: PK-8 | 231 students
Holy Trinity Catholic School
Holy Trinity Catholic School Photo - Holy Trinity School
(Catholic)
(1)
305 Main St.
Kewaskum, WI 53040
(262) 626-2603
Gr: PK-8 | 142 students Avg. class size: 15 students Sports: 3 | Extracurrculars: 3 Tuition & acceptance rate listed
1701 Vogt Drive
West Bend, WI 53095
(262) 334-5300
Gr: NS-K | 131 students
Morning Star Lutheran School
(Wisconsin Evangelical Lutheran Synod)
(1)
N171w20131 Highland Rd
Jackson, WI 53037
(262) 677-9196
Gr: PK-8 | 156 students
Ozaukee Christian School
Ozaukee Christian School Photo - Newcomer's Lunch! Student Leadership Council serves pizza then prays with each new student before heading out to recess!
(Christian)
1214 Highway 33
West Bend, WI 53095
(262) 284-6980
Gr: PK-8 | 124 students Avg. class size: 14 students Sports: 2 | Extracurrculars: 1 Tuition listed
St. Boniface Elementary School
(Catholic)
(2)
W204N11968 Goldendale Rd
Germantown, WI 53022
(262) 628-1955
Gr: PK-8 | 64 students Sports: 3 | Extracurrculars: 6
St. Frances Cabrini School
(Catholic)
529 Hawthorn Dr
West Bend, WI 53095
(262) 334-7142
Gr: K-8 | 213 students
St. Johns Lutheran School
St. Johns Lutheran School Photo
(Wisconsin Evangelical Lutheran Synod)
623 Congress St
Newburg, WI 53060
(262) 675-6852
Gr: PK-8 | 123 students Avg. class size: 17 students Sports: 7 | Extracurrculars: 2 Tuition listed
St. Lucas Grade School
(Wisconsin Evangelical Lutheran Synod)
14 Parkview Dr
Kewaskum, WI 53040
(262) 626-2680
Gr: PK-8 | 62 students Avg. class size: 15 students
St. Paul Little Learners Preschool & Kindergarten
Daycare / Preschool (Wisconsin Evangelical Lutheran Synod)
799 Saint Paul Dr
Slinger, WI 53086
(262) 644-8295
Gr: K | 63 students
Trinity Lutheran School
(Wisconsin Evangelical Lutheran Synod)
1268 Pleasant Valley Rd
West Bend, WI 53095
(262) 675-6627
Gr: PK-8 | 78 students Tuition listed

Overview

This County (Washington County)
This State (WI)
# Schools
24 Schools

Student Body:

# Students
3,953 Students
147,813 Students
% Average Students of Color
6%
35%

Academics and Faculty:

# Teachers
290 Teachers
11,457 Teachers
Average Student-Teacher Ratio
14:1
13:1
% Average Faculty w/Advanced Degree
40%
39%
Average Class Size
15 students
16 students
Average Number of AP Courses
6 courses
12 courses
Average SAT score
1150
(Out of 1600)
1220
Average ACT score
24
(Out of 36)
24

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$7,522
$7,693
Average Summer Program Cost
$325
$1,573
Average % on Financial Aid
26%
35%
Average Financial Aid Grant
$4,440
$2,646
Average Acceptance Rate
100%
89%

Students by Ethnicity:

0.45
0.66
# American Indian Students
3 Students
906 Students
% American Indian Students
n/a
1%
# Asian Students
42 Students
3,598 Students
% Asian Students
1%
2%
# Hispanic Students
62 Students
17,453 Students
% Hispanic Students
2%
12%
# Black Students
55 Students
20,354 Students
% Black Students
1%
13%
# White Students
2,824 Students
79,820 Students
% White Students
70%
53%
# Hawaiian Students
3 Students
295 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
1,035 Students
28,716 Students
% of Others Students
26%
19%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
6 extracurriculars
7 extracurriculars
Average Number of Sports
5 sports
6 sports

Frequently Asked Questions

What are the top-ranked private schools in Washington County, WI?
The top-ranked private schools in Washington County, WI include Holy Angels School, St. John's Lutheran School, and Peace Lutheran School.
How many private schools are located in Washington County?
24 private schools are located in Washington County.
How much do private schools cost in Washington County?
The average tuition cost is $7,522, which is lower than the Wisconsin private school average tuition cost of $7,693.
How diverse are private schools in Washington County?
Washington County private schools are approximately 6% minority students, which is lower than the Wisconsin private school average of 35%.
What percentage of students in Washington County go to private school?
18% of all K-12 students in Washington County are educated in private schools (compared to the WI state average of 15%).
What percentage of private schools are religiously affiliated in Washington County?
92% of private schools in Washington County are religiously affiliated (most commonly Wisconsin Evangelical Lutheran Synod and Catholic).
Which private schools in Washington County are often viewed compared to one another?

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