Counties With Highest Average Public School Math Proficiency in Each State

Listed below are counties with the highest average math proficiency in each state.
Math Proficiency Range: 22% 68% Avg. Math Proficiency: 41%

Math Proficiency Trends

Counties With Highest Average Public School Math Proficiency in Each State (2026-27)

County
Average Math Proficiency
School Math Proficiency

Frequently Asked Questions

What counties have the public schools with the highest math proficiency?
The counties with the highest math proficiency are Alleghany County, VA (92% average math proficiency), Winneshiek County, IA (84% average math proficiency) and Mercer County, OH (80% average math proficiency).

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Did You Know?

The state with highest average public school math proficiency is Iowa, with 68%. The state with lowest average public school math proficiency is District Of Columbia, with 22%.