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About Us

Facts In Brief

The Adda Clevenger School is an independent elementary school providing an accelerated academic and arts curriculum to San Francisco Bay Area students grades TK1-8 since 1980. Adda Clevenger has neither religious nor political affiliations and no special agendas are served. The academic curriculum exceeds California state requirements.

Our facility is a historic, nineteen thousand square foot school building located in San Francisco’s Mission/Noe Valley.

Enrollment and Student Body
130 Students, Co-Ed, Grades TK1-8
Class Size
Average Class Size: 17
Student to Teacher Ratio


Recent High School Acceptances Include

Choate Rosemary Hall
Convent of the Sacret Heart
Crystal Springs Upland School
Drew School
International High School
Jewish Community High School of the Bay
Junipero Serra High School
Lick-Wilmerding High School
Lowell High School
Marin Academy
Mercy High School Burlingame
Oakland School of the Arts
Ruth Asawa san Francisco School of the Arts (SOTA)
Sacred Heart Cathedral Preparatory
Saint Ignatius College Preparatory
San Domenico School
San Francisco University High School
Stuart Hall High School
The Bay School of San Francisco
The Branson School
The College Preparatory School
The Hotchkiss School
The Urban School 



• The school is open on school days from 7:30 a.m. to 5:15 p.m.
• School day (regular instruction) for all students is from 8:00 a.m. to 5:00pm
• Extended care is available from 5:15-6:00pm

2018 – 2019 Academic Year: August 27, 2018 – June 21, 2019
2019 – 2020 Academic Year: August 26, 2019 – June 19, 2020


2018 – 2019 Tuition:

TK1 $18,720.
TK2-8th Grade $25,719 per student. (5% sibling discount)
School Lunch Program