Listed below are school districts with the lowest student-teacher ratio (2026-27).
The lowest school district for student-teacher ratio is Pima County JTED (89380) School District (Arizona) with 2:1. The highest school district for student-teacher ratio is Thrivepoint High School Inc. (79059) School District (AZ) with 124:1.
Student-Teacher Ratio Range: 0:1
22:1
Avg. Student-Teacher Ratio: 15:1
Student-Teacher Ratio Trends
Showing 2016–2025. Full 39-year historical data available below ↓
| Year | National Average |
|---|---|
| 2025 | 15 |
| 2024 | 15 |
| 2023 | 15 |
| 2022 | 15 |
| 2021 | 15 |
| 2020 | 16 |
| 2019 | 16 |
| 2018 | 16 |
| 2017 | 16 |
| 2016 | 16 |
| 2015 | 16 |
| 2014 | 16 |
| 2013 | 16 |
| 2012 | 16 |
| 2011 | 15 |
| 2010 | 16 |
| 2009 | 16 |
| 2008 | 16 |
| 2007 | 16 |
| 2006 | 16 |
| 2005 | 16 |
| 2004 | 17 |
| 2003 | 16 |
| 2002 | 17 |
| 2001 | 17 |
| 2000 | 17 |
| 1999 | 17 |
| 1998 | 17 |
| 1997 | 18 |
| 1996 | 18 |
| 1995 | 18 |
| 1994 | 18 |
| 1993 | 18 |
| 1992 | 18 |
| 1991 | 17 |
| 1990 | 17 |
| 1989 | 18 |
| 1988 | 18 |
| 1987 | 19 |
Lowest Average Public School Student-Teacher Ratio By School District (2026-27)
School District
Average Student-Teacher Ratio
Schools with Lowest Student-Teacher Ratio
Rank: #1-31-3.
2:1
Rank: #1-31-3.
2:1
Rank: #1-31-3.
2:1
Rank: #4-54-5.
3:1
Rank: #4-54-5.
3:1
Rank: #6-106-10.
4:1
Rank: #6-106-10.
4:1
Rank: #6-106-10.
4:1
Rank: #6-106-10.
4:1
Rank: #6-106-10.
4:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #11-1811-18.
5:1
Rank: #19-2019-20.
6:1
Frequently Asked Questions
What districts have the public schools with the highest student-teacher ratio?
The districts with the highest student-teacher ratio are Pima County JTED (89380) School District, AZ (2:1 average student-teacher ratio), Specl. Sch. Dst. St. Louis Co. School District, MO (2:1 average student-teacher ratio) and Deaf & Blind School District, SC (2:1 average student-teacher ratio).
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