Best Williamson County Private Schools (2026-27)

For the 2026-27 school year, there are 45 private schools serving 6,966 students in Williamson County, TX (there are 175 public schools, serving 122,489 public students). 6% of all K-12 students are educated in private schools (compared to the TX state average of 6%).
The average tuition cost is $17,369, which is higher than the Texas private school average tuition cost of $14,016.
39% of private schools in Williamson County, TX are religiously affiliated (most commonly Christian and Catholic).

Quick Facts (2026-27)

  • # Private Schools: 45
  • # Students Served: 6,966
  • Average Tuition: $17,369
  • % Students on Financial Aid: 16%
  • Acceptance Rate: 90%
  • Average Class Size: 15 students
  • % Students of Color: 32%
  • View Williamson County, TX School Trends

Quick Facts (2026-27)

  • # Private Schools: 45
  • # Students Served: 6,966
  • Average Tuition: $17,369
  • % Students on Financial Aid: 16%
  • Acceptance Rate: 90%
  • Average Class Size: 15 students
  • % Students of Color: 32%
  • View Williamson County, TX School Trends

Top Ranked Williamson County Private Schools (2026-27)

The Master's Classical Christian Academy Photo
Gr: PK-12 | 58 students
Avg. class size: 12 students
Sports: 4 | Extracurriculars: 3
Specialized Curriculum (Christian)
3003 Blue Ridge Dr.
Cedar Park, TX 78613
(512) 774-5425
(6)
Challenger School - Avery Ranch Photo
Gr: NS-8
15101 Avery Ranch Blvd
Austin, TX 78717
(512) 341-8000
Challenger School - Pond Springs Photo
Gr: NS-K
13015 Pond Springs Rd
Austin, TX 78729
(512) 258-1299
Challenger School - Round Rock Photo
Gr: NS-1
1521 Joyce Ln
Round Rock, TX 78664
(512) 255-8844
Divine Savior Academy Photo
Gr: PK-11 | 429 students
Sports: 7 | Extracurriculars: 10
Wisconsin Evangelical Lutheran Synod
23857 Ronald Reagan Blvd
Liberty Hill, TX 78642
(512) 883-8410
Map of Fortis Academy
Gr: PK-12 | 283 students
Specialized Curriculum (Christian)
15611 Hwy 29
Liberty Hill, TX 78642
(512) 548-6024
Grace Academy Photo
Gr: K-12 | 394 students
Avg. class size: 15 students
Sports: 10 | Extracurriculars: 10
Christian
225 Grace Blvd
Georgetown, TX 78633
(512) 864-9500
(9)
Map of Harbor Leadership Academy
Gr: 5-12 | 75 students
Avg. class size: 10 students
Sports: 20 | Extracurriculars: 18
Alternative School
1717 Scottsdale Dr. Suite 103
Cedar Park, TX 78641
(512) 219-5673
Holy Family Catholic School Photo
Gr: PK-8 | 679 students
Avg. class size: 25 students
Sports: 9 | Extracurriculars: 17
Catholic
9400 Neenah Avenue
Austin, TX 78717
(512) 246-4455
Round Rock Christian Academy Photo
Gr: PK-12 | 757 students
Avg. class size: 18 students
Sports: 16 | Extracurriculars: 31
Christian
800 Westwood Drive
Round Rock, TX 78681
(512) 255-4491
(4)
St. Dominic Savio Catholic High School Photo
Gr: 9-12 | 400 students
Sports: 13
Catholic
9300 Neenah Ave
Austin, TX 78717
(512) 388-8846
St. Mary's Catholic School Photo
Gr: PK-12 | 269 students
Avg. class size: 20 students
Sports: 8 | Extracurriculars: 13
Catholic
520 Washburn St
Taylor, TX 76574
(512) 352-2313
(3)
Map of Sterling Classical School
Gr: PK-12 | 283 students
Christian
12800 Angel Side Drive
Leander, TX 78641
(512) 259-2722
Summit Christian Academy - Cedar Park Campus Photo
Gr: PK-12 | 301 students
Avg. class size: 18 students
Sports: 11 | Extracurriculars: 9
Christian
2121 Cypress Creek Road
Cedar Park, TX 78613
(512) 250-1369
(6)
Zion Lutheran School Photo
Gr: PK-8 | 236 students
Sports: 7 | Extracurriculars: 3
Lutheran Church Missouri Synod
6101 Fm 1105
Georgetown, TX 78626
(512) 863-5345
Map of Abacus School Of Austin
Gr: PK-K | 165 students
Daycare / Preschool
1720 S Bagdad Rd
Leander, TX 78641
(512) 806-7788
Map of Abacus School Of Austin
Gr: K | 20 students
Daycare / Preschool
14115 Avery Ranch Blvd
Austin, TX 78717
(512) 381-2200
Map of Applegate Adventist Junior Academy
Gr: 1-8 | 10 students
Seventh Day Adventist
4 Applegate Cir
Round Rock, TX 78665
(512) 388-7870
Map of Austin Childrens Academy
Gr: PK-1 | 100 students
Montessori School
12310 Ranch Road 620 N
Austin, TX 78750
(512) 643-5712
Map of Blooming Scholars Montessori School
Gr: PK-K | 39 students
Montessori School
405 W Main St
Round Rock, TX 78664
(512) 573-9888
Show 10 more private schools in Williamson County, TX (out of 45 total schools)
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[+] Show Closed Private Schools in Williamson County, Texas

Williamson County Private Schools (Closed)

Map of The Joule School
Gr: PK-8
Avg. class size: 7 students
3402 Little Elm Trail
Cedar Park, TX 78613
(818) 925-6853
Map of LeafSpring School at Cedar Park
Gr: PK-7 | 590 students
11651 W Parmer Ln
Cedar Park, TX 78613
(512) 960-2944

Overview

Category
This State (TX)
US
# Schools
49 Schools
# Students
6,966 Students
349,681 Students
% Average Students of Color
32%
42%

Academics and Faculty:

# Teachers
535 Teachers
32,397 Teachers
Average Student-Teacher Ratio
14:1
11:1
% Average Faculty w/Advanced Degree
54%
48%
Average Class Size
15 students
14 students
Average Number of AP Courses
13 courses
12 courses
Average SAT score
1247
(Out of 1600)
1230
Average ACT score
28
(Out of 36)
26

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$17,369
$14,016
Average Summer Program Cost
$170
$668
Average % on Financial Aid
16%
23%
Average Financial Aid Grant
$3,181
$5,331
Average Acceptance Rate
90%
83%
Average Endowment Size
$1 million
$25.89 million

Students by Ethnicity:

0.65
0.71
# American Indian Students
18 Students
1,094 Students
% American Indian Students
n/a
n/a
# Asian Students
254 Students
20,188 Students
% Asian Students
4%
6%
# Hispanic Students
652 Students
53,687 Students
% Hispanic Students
11%
16%
# Black Students
104 Students
15,735 Students
% Black Students
2%
5%
# White Students
2,407 Students
137,801 Students
% White Students
39%
40%
# Hawaiian Students
7 Students
500 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
2,662 Students
112,721 Students
% of Others Students
44%
33%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
12 extracurriculars
9 extracurriculars
Average Number of Sports
10 sports
8 sports

Frequently Asked Questions

What are the top ranked private schools in Williamson County, TX?
The top ranked private schools in Williamson County, TX include Summit Christian Academy - Cedar Park Campus, Grace Academy, and The Master's Classical Christian Academy.
How many private schools are located in Williamson County?
45 private schools are located in Williamson County.
How much do private schools cost in Williamson County?
The average tuition cost is $17,369, which is higher than the Texas private school average tuition cost of $14,016.
How diverse are private schools in Williamson County?
Williamson County private schools are approximately 32% minority students, which is lower than the Texas private school average of 42%.
What percentage of students in Williamson County go to private school?
6% of all K-12 students in Williamson County are educated in private schools (compared to the TX state average of 6%).
What percentage of private schools are religiously affiliated in Williamson County?
39% of private schools in Williamson County are religiously affiliated (most commonly Christian and Catholic).
Which private schools in Williamson County are often viewed compared to one another?

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