IllinoisSchoolsRiverdale Sr High School

Riverdale Sr High School

PublicRegular
Port Byron, Illinois · Riverdale CUSD 100
Teachers25.0FTE
Ratio12.3:1students per teacher
Students308enrolled
SCHOOL SNAPSHOT
Students308
Grade Span9–12
Student:Teacher12.3:1
Free/Reduced Lunch16%
Title INo
SectorPublic
Student : Teacher
12.0:1
2.4%vs prior yrUS avg 15.4:1
Teacher FTE
27
8.0%vs prior yr
Enrollment
324
5.2%vs prior yr
Years of Data
5
2020–2024
Counselors
ASCA max 1:250
Nurses
NASN max 1:750
Psychologists
NASP max 1:500
Social Workers
SSWAA max 1:250
Trends & 5-year history below

Pupil : Teacher Ratio — 5-Year Trend

11.3:112.2:113.1:113.9:114.8:115.7:12020202120222023202413.3:111.6:112.3:112.0:1Riverdale Sr High SchoolUS public-school avg

Enrollment & Teacher FTE

3063113163203253302424252627272020202120222023202432832031230832424272527EnrollmentTeacher FTE

Year-by-year workforce

Metric20202021202220232024Nat Avg
Enrollment328320312308324
Teacher FTE24272527
Pupil : Teacher ratio13.3:111.6:112.3:112.0:115.4:1

What These Numbers Mean

Teacher FTE

Full-Time Equivalent counts part-time teachers proportionally. One full-time teacher = 1.0 FTE; two half-time teachers also = 1.0 FTE. This is the standard federal reporting unit.

Pupil : Teacher ratio

NCES-reported ratio divides total enrollment by teacher FTE. It is NOT the same as average class size — schools with specialists, coaches, and resource teachers will show lower ratios than typical class sizes.

How to read the trend

A falling pupil:teacher ratio (line going down) means more staffing per student — generally a positive signal. A rising line can indicate budget pressure or fast enrollment growth outpacing hiring. Always compare to the US average (dashed grey).

Historical data spans 20202024 from NCES CCD.

Student Support & Wellbeing

Counselor, nurse, psychologist and social-worker staffing data will appear here once the latest CRDC (Civil Rights Data Collection) ingestion completes for this school.

Source: US Dept of Education — CRDC.