# Excelsior School

> Private school · Arcadia. Private nonsectarian high school in Arcadia for ninth through twelfth grade, with about 80 students in 2023-24.
- Ages: 14+
- Price: ask the provider
- Address: 41 W Santa Clara St, Arcadia, CA 91007
- Phone: (626) 623-6339
- On Summerground: https://summerground.com/arcadia/excelsior-school

## Excelsior School

Ages 14+

Excelsior School is a private, nonsectarian high school at 41 W Santa Clara St in Arcadia, serving ninth through twelfth grade. The federal 2023-24 private school survey counted 80 students and about 9 teachers, a student-to-teacher ratio of about 9 to 1. Because it covers only high school, it suits a teenager starting high school who wants a secular, small school rather than a K-12 campus. The 14-to-18 age range covers the four high school years.

## About Excelsior School

Excelsior School is a private, nonsectarian high school at 41 W Santa Clara St in Arcadia, listed in the federal Private School Universe Survey for 2023-24. It serves grades nine through twelve.

Details from NCES Private School Universe Survey 2023-24, checked October 9, 2026. Confirm prices and dates with the provider before signing up.