The national average public school student-teacher ratio is approximately 15:1 (2026).
The lowest state for student-teacher ratio is District Of Columbia with 11:1. The highest state for student-teacher ratio is Tennessee with 27:1.
Student-Teacher Ratio Range: 11:1
27:1
Avg. Student-Teacher Ratio: 15:1
Average Public School Student-Teacher Ratio (2026)
State
Average Student-Teacher Ratio
Schools with Lowest Student-Teacher Ratio
Rank: #1-51-5.
11:1
Rank: #1-51-5.
11:1
Rank: #1-51-5.
11:1
Rank: #1-51-5.
11:1
Rank: #1-51-5.
11:1
Rank: #6-116-11.
12:1
Rank: #6-116-11.
12:1
Rank: #6-116-11.
12:1
Rank: #6-116-11.
12:1
Rank: #6-116-11.
12:1
Rank: #6-116-11.
12:1
Rank: #12-1512-15.
13:1
Rank: #12-1512-15.
13:1
Rank: #12-1512-15.
13:1
Rank: #12-1512-15.
13:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #16-3016-30.
14:1
Rank: #31-3531-35.
15:1
Rank: #31-3531-35.
15:1
Rank: #31-3531-35.
15:1
Rank: #31-3531-35.
15:1
Rank: #31-3531-35.
15:1
Rank: #36-3836-38.
16:1
Rank: #36-3836-38.
16:1
Rank: #36-3836-38.
16:1
Rank: #39-4239-42.
17:1
Rank: #39-4239-42.
17:1
Rank: #39-4239-42.
17:1
Rank: #39-4239-42.
17:1
Rank: #43-4643-46.
18:1
Rank: #43-4643-46.
18:1
Rank: #43-4643-46.
18:1
Rank: #43-4643-46.
18:1
Rank: #4747.
19:1
Rank: #4848.
20:1
Rank: #49-5049-50.
22:1
Rank: #49-5049-50.
22:1
Frequently Asked Questions
What is the national average public school student-teacher ratio?
The national average public school student-teacher ratio is 15:1 for 2026.
What are public schools with the highest student-teacher ratio in the United States?
The public schools with the highest student-teacher ratio in the United States include Explorer Academy, Lee High School and Crossroads Center.
What is the state with the highest student-teacher ratio?
The state with the highest student-teacher ratio is Tennessee.
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