Listed below are counties with the lowest student-teacher ratio (2026-27).
The lowest county for student-teacher ratio is Newton County, AR with 4:1. The highest county for student-teacher ratio is Louisa County, VA with 42:1.
Student-Teacher Ratio Range: 11:1
27:1
Avg. Student-Teacher Ratio: 15:1
Student-Teacher Ratio Trends
| 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 |
Lowest Average Public School Student-Teacher Ratio By County (2026-27)
County
Average Student-Teacher Ratio
Schools with Lowest Student-Teacher Ratio
Rank: #11.
4:1
Rank: #2-42-4.
6:1
Rank: #2-42-4.
6:1
Rank: #2-42-4.
6:1
Rank: #5-85-8.
7:1
Rank: #5-85-8.
7:1
Rank: #5-85-8.
7:1
Rank: #5-85-8.
7:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Rank: #9-209-20.
8:1
Frequently Asked Questions
What counties have the public schools with the highest student-teacher ratio?
The counties with the highest student-teacher ratio are Newton County, AR (4:1 average student-teacher ratio), Golden Valley County, MT (6:1 average student-teacher ratio) and Buena Vista City, VA (6:1 average student-teacher ratio).
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