C+
Northbrook School
PublicMiddleGrades 5–8
1804 Guiles Ave, Mendota, IL 61342 · (815) 539-6237 · Part of Mendota Community Consolidated School District 289
Students
526
Students per teacher
14:1
Free or reduced lunch
59%
Setting
Town
Grades
5–8
What stands out about Northbrook School
- Math proficiency 16 pts below the state
- Reading / language arts 7 pts below the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency10%
State average 25.9%
Reading / language arts24%
State average 30.7%
Location
Directions ↗
1804 Guiles Ave, Mendota
Students
Enrollment by grade
Pre-K71
Kindergarten2
Grade 5113
Grade 692
Grade 7128
Grade 8120
Enrollment over time
511’20
499’21
508’22
481’23
526’24
About steady.
Who goes here
White 54%Hispanic 40%Two or more races 3%Black 2%American Indian/Alaska Native <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 Northbrook School.
Other schools in Mendota Community Consolidated School District 289
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.