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High · Regular · Grades 9 to 12

Ritenour Senior High, St Louis, MO

CEP schoolRitenour Senior High is a public high school in St Louis, part of Ritenour School District. It enrolled 2,041 students in 2024-25, with 20.0 students per full-time teacher.Listed in NCES data as "RITENOUR SR. HIGH".

Enrollment and teachers

Students
2,041
Teachers (FTE)
102.0
Students per teacher
20.0
Grades
9 to 12

This school's ratio is 4.3 higher than the district figure of 15.7. The Missouri average across schools is 13.0. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school20.0
District15.7
Missouri13.0
United States15.3

School details

Address
9100 St Charles Rock Rd, St Louis, MO 63114
Phone
(314)493-6105
District
Ritenour School District
County
St. Louis County
Level
High
Type
Regular
Status
Open
Charter
No
Virtual
No
Locale
Suburb: Large
NCES school ID
292664001573
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free lunch
2,041
Reduced-price lunch
0
Free or reduced-price lunch
2,041100.0% of enrollment.
Direct certification
583Students certified through programs such as SNAP, without an application.
Community Eligibility Provision
Yes (CEP school)

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

High schools elsewhere in St Louis

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.