51±¬ÁÏ

For the 2025-26 school year, there are 10 public schools serving 5,278 students in Arnold, MO (there are , serving 641 private students). 89% of all K-12 students in Arnold, MO are educated in public schools (compared to the MO state average of 88%).

The top ranked public schools in Arnold, MO are Richard Simpson Elementary School, Meramec Heights Elementary School and Lone Dell Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Arnold, MO public schools have an average math proficiency score of 44% (versus the Missouri public school average of 40%), and reading proficiency score of 46% (versus the 43% statewide average). Schools in Arnold have an average ranking of 8/10, which is in the top 30% of Missouri public schools.

Minority enrollment is 14% of the student body (majority Hispanic), which is less than the Missouri public school average of 32% (majority Black).