Maret School Photo - Upper School students gather in the Theatre weekly for Convocation, a meeting run by Student Council.

Average Private School ACT Scores in District Of Columbia

The averageprivate school ACT score in District Of Columbia is 30 (2026).
The private school in District Of Columbia with the highest ACT score is Washington International School and National Cathedral School, each with an ACT score of 31.
Act Score Range: 28 31 Avg. Act Score: 30

Average Private School ACT Scores in District Of Columbia (2026)

School
ACT Score
Grades
Location
Rank: #1 - 21. - 2.
National Cathedral School
All-girls (Episcopal)
ACT Score: 31
Grades: 4-12
3612 Woodley Road NW
Washington, DC 20016
(202) 537-6300
Rank: #1 - 21. - 2.
Washington International School
Washington International School Photo - The Primary School outdoor play area includes a field used for a variety of activities.
Special Program Emphasis
ACT Score: 31
Grades: NS-12
3100 Macomb Street NW
Washington, DC 20008
(202) 243-1800
Rank: #33.
Maret School
Maret School Photo - Upper School students gather in the Theatre weekly for Convocation, a meeting run by Student Council.
(1)
ACT Score: 30
Grades: K-12
3000 Cathedral Avenue NW
Washington, DC 20008
(202) 939-8814
Rank: #44.
Gonzaga College High School
Gonzaga College High School Photo - Gonzaga is Washington's only Catholic, Jesuit high school. The campus is located in the heart of our nation's capital and consists of nine buildings. In recent years, the physical plant has undergone major renovations and additions.
All-boys (Catholic)
(5)
ACT Score: 28
Grades: 9-12
19 I Street NW
Washington, DC 20001
(202) 336-7100

Frequently Asked Questions

What is the District Of Columbia average private schools ACT score?
The District Of Columbia average private schools ACT score is 30 for 2026.
What are the private schools with the highest ACT score in District Of Columbia?
The top-ranked private schools in District Of Columbia include National Cathedral School, Washington International School and Maret School.
What is private high school and private elementary school with the highest ACT score in District Of Columbia?
The private high school with the highest ACT score in District Of Columbia is National Cathedral School, with a value of 31. The private elementary school with the highest ACT score is National Cathedral School, with a value of 31.

Recent Articles

How to Ask About Staff Screening Without Apologizing
How to Ask About Staff Screening Without Apologizing
Parents should feel comfortable asking how private schools screen employees. Learn which questions matter, what answers to expect, and why transparency about hiring and student safety is a hallmark of a well-managed school.
What Facility Safety Tells You About School Oversight
What Facility Safety Tells You About School Oversight
A school's facilities reveal far more than appearance. Learn how building maintenance, emergency preparedness, and campus safety practices can help parents evaluate school leadership, oversight, and long-term commitment to student well-being.
Is the School Legally a School? A Parent Verification Checklist
Is the School Legally a School? A Parent Verification Checklist
Before enrolling your child in a private school, learn how to verify that it is legally operating, properly accredited, and authorized to issue recognized diplomas with this practical parent checklist for making a confident school choice.