Very Good
#130 of 716 private schools in IL
Top 18% of private schools
Grand Prairie School
High School · Onarga, IL
A private high school in Onarga, IL serving grades 5th – 12th.
110 N LOCUST ST C/O ONARGA ACADEMY, Onarga, IL 60955
- 7:1 student-teacher ratio
Academics
PreliminaryWhat this rating measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in IL.
Data not available
View data sources
Score basis: Private school model
Data coverage: 80% of scoring components had data
Components scored: 4 of 5
Ranking pool: Private schools in IL
Test scores
Most recent published year. School vs. IL average.
Test score data not yet available for this school.
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Grand Prairie School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.
Getting around & local context
- Walk 44Car-Dependent
- Bike 45Somewhat Bikeable
- County Safety: Average542/100K
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FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$72,188
Median home value
$105,300
Median rent
$748/mo
College educated
12.7%
Homeownership
88.9%
Poverty rate
8.2%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 60955; this is area context, not an attendance boundary.
Programs & students
Student demographicsNCES Private School Universe Survey (PSS) (SY 2021–22)
Source: NCES Private School Universe Survey (PSS)
Compare nearby
Nearby same-level schools
1 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Iroquois West High SchoolEnrollment path unverified | 6.6 | 9–12 | 3.9 mi | 296 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Grand Prairie School is listed in Onarga, IL; verify the current enrollment path directly.
About Grand Prairie School
Grand Prairie School is a private high school in Onarga, IL, serving approximately 56 students in grades 5th-12th with a 7:1 student-teacher ratio. It holds a MySchoolScout rating of 7.5 out of 10 and ranks #130 of 716 private schools in IL.
Frequently asked questions
Common questions about Grand Prairie School
What grades does Grand Prairie School serve?
Grand Prairie School serves students in grades 5th through 12th.
How many students attend Grand Prairie School?
Grand Prairie School has an enrollment of approximately 56 students.
What is the student-teacher ratio at Grand Prairie School?
The student-teacher ratio at Grand Prairie School is 7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Grand Prairie School rank in IL?
Grand Prairie School ranks #130 of 716 private schools in IL.
What is Grand Prairie School's MySchoolScout rating?
Grand Prairie School has a current MySchoolScout rating of 7.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
Is Grand Prairie School a private school?
Yes, Grand Prairie School is a private all-boys school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is Grand Prairie School a religious school?
No, Grand Prairie School is a nonsectarian (non-religious) private school.
School factsNCES Private School Universe Survey (PSS) (SY 2021–22)
- Grades
- 5th – 12th
- Enrollment
- 56
- Gender Split
- 100% M / 0% F
- Student-Teacher Ratio
- 7:1
- Teachers (FTE)
- 8
- Type
- private
- Coed Status
- all-boys
- Affiliation
- Nonsectarian
- School Day
- 5.5 hours
- Days Per Year
- 225 days
- Setting
- Distant Town
- County
- Iroquois County
- Phone
- (815) 268-7440
- Area population (ZIP 60955)
- 1,981
- Area median age
- 41
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Private School Universe Survey (PSS) · SY 2021–22 · Low confidence
- Vintage not available. Do not use this measure alone.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 60955; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments vintage unavailable; directory SY 2021–22
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