20 Worst States for Education in the US

4. Arizona 

Expenditure per Pupil as of 2021: $12,363

Pupil-to-Teacher Ratio as of 2021: 22.2

Bachelor’s Degree Attainment as of 2021: 32.4%

Insider Monkey Score: 43

With a pupil-to-teacher ratio of 22.2 and a per student educational expense of $12,363, Arizona ranks fourth on our list. The state has an Insider Monkey Score of 43. While Arizona’s bachelor’s degree attainment ratio is 32.4% as of 2021, some states have an even lower rate than this.