A−
Riverdale Middle School
PublicMiddleGrades 6–8
9822 256th St N, Port Byron, IL 61275 · (309) 523-3131 · Part of Riverdale Community Unit School District 100
Students
254
Students per teacher
14:1
Free or reduced lunch
16%
Setting
Rural
Grades
6–8
What stands out about Riverdale Middle School
- School Grade A−: near the top of Illinois’s public schools
- Math proficiency 12 pts above the state
- Reading / language arts 11 pts above the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency38%
State average 25.9%
Reading / language arts42%
State average 30.7%
Location
Directions ↗
9822 256th St N, Port Byron
Students
Enrollment by grade
Grade 678
Grade 772
Grade 8104
Enrollment over time
254’20
255’21
267’22
261’23
254’24
About steady.
Who goes here
White 89%Hispanic 6%Two or more races 2%Asian 2%Black 1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Riverdale Middle School.
Other schools in Riverdale Community Unit School District 100
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.