Enrollment
277
Elementary
STATE 381
SCHOOL COMMUNITY·RILEY CCSD 18·NCES 173375003470
Riley Comm Cons School
9406 Riley Rd, Marengo, IL 60152 · (815) 568-8637 · McHenry County
GRADES KG–08ELEMENTARY42-RURALREGULAR SCHOOL277 STUDENTS
A-
allk12 Grade
Scored higher than 83% of Illinois public elementary schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Illinois public elementary schools
Student : Teacher
11.6:1
24 FTE teachers
STATE 13.9:1
Free / Reduced Lunch
36%
101 students
STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Pre-K | 13 | 5% |
| Kindergarten | 28 | 10% |
| Grade 1 | 21 | 8% |
| Grade 2 | 23 | 8% |
| Grade 3 | 28 | 10% |
| Grade 4 | 25 | 9% |
| Grade 5 | 25 | 9% |
| Grade 6 | 40 | 14% |
| Grade 7 | 39 | 14% |
| Grade 8 | 35 | 13% |
This year's kindergarten class (28) is 20% smaller than its 8th grade class (35).
Student demographics
44%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
STATE 69% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
70.9%
IL avg 51.0% . +14.7pp since 2023
Math
53.1%
IL avg 37.9% . +4.2pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 71 of every 100 students at this school read and write at grade level and about 53 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 15 points since 2023, while math scores are up about 4 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 70.9% | 53.1% |
| 2023-24 | 56.2% | 48.9% |
% Proficient (Levels 4-5), all students and all tested grades.
Source: IAR + ISA. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
61.5%
composite math + reading, all grades
Predicted
50.5%
based on IL schools with similar FRL share
Beats by
+11.0pp
above demographic expectation
What this means: About 61% of students here test proficient in math and reading, compared with the roughly 50% typical for Illinois schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Illinois's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Riley Comm Cons School
Riley Comm Cons School's state test result (61.5% proficient) is higher than 3 of the 3 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Riley Comm Cons School this school | 277 | 36.5% | 61.5% |
| Minooka Primary Center Minooka | 247 | 36.8% | N/A |
| Reed Elementary School Homer Glen | 291 | 35.4% | 59.5% |
| Coal City Elementary School Coal City | 302 | 34.4% | 53.8% |
| Kingston Elementary School Kingston | 310 | 43.2% | N/A |
| Genoa Elementary School Genoa | 353 | 40.5% | 32.8% |
Matched among Illinois elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Riley Comm Cons School ranks
Among elementary schools| Measure | This school | In Illinois | In McHenry County |
|---|---|---|---|
| State test proficiency ranked highest first | 61.5% | #287 of 1,925 | #5 of 44 |
| Math proficiency ranked highest first | 53.1% | #584 of 2,077 ▼ 254 | #15 of 44 ▼ 10 |
| Reading proficiency ranked highest first | 70.9% | #326 of 2,077 ▼ 3 | #5 of 44 ▼ 1 |
| Enrollment ranked largest first | 277 | #1,670 of 2,419 | #45 of 51 |
| Students per teacher ranked fewest first | 11.6:1 | #434 of 2,035 | #10 of 49 |
| Diversity index ranked most diverse first | 43.6% | #1,072 of 2,042 | #33 of 49 |
| Free and reduced lunch ranked highest share first | 36.5% | #1,637 of 2,132 | #24 of 49 |
| Enrollment change since 2017-18 ranked steepest decline first | -4.8% | #1,209 of 1,461 | #22 of 31 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
277
+10 (+4%) vs 2020
+18% since 1990-91, when it was 234
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 277 | 23.8 | 11.6:1 | 36% (101) |
| 2023-24 | 261 | 22 | 11.9:1 | 30% (79) |
| 2022-23 | 270 | 23 | 11.7:1 | 27% (72) |
| 2020-21 | 267 | N/A | N/A | N/A |
| 2017-18 | 291 | 24.7 | 11.8:1 | 26% (77) |
| 2015-16 | 298 | 22 | 13.6:1 | 28% (84) |
| 2010-11 | 301 | 21 | 14.3:1 | 24% (73) |
| 2000-01 | 328 | 20 | 16.4:1 | N/A |
| 1990-91 | 234 | 13 | 18.0:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Riley Comm Cons School.
Since 2017-18: students down 5% (291 to 277); teachers down 4% (24.7 to 23.8).
About Riley Comm Cons School
At 9406 Riley Rd in Marengo, Illinois, Riley Comm Cons School operates as a small elementary school. School enrollment was 277 students in 2024-25, in kindergarten through 8. The average among elementary schools in Illinois is roughly 381 students; this school is 27% smaller than that.
Riley CCSD 18 operates Riley Comm Cons School.
By race and ethnicity, Riley Comm Cons School is 68% White. The school is also 31% Hispanic. That is lower than the 80% White share among all McHenry County residents. The chance that two students picked at random at Riley Comm Cons School belong to different racial or ethnic groups, known as the diversity index, is 44%.
The ratio of students to teachers is 11.6:1, with 23.8 full-time-equivalent teachers on staff. The 13.9:1 average for elementary schools in Illinois is higher than this school's figure. Lunch subsidy eligibility at Riley Comm Cons School is 36%. Across public schools in McHenry County, the average is about the same, 35%.
Riley Comm Cons School is graded A- by allk12, scoring above 83% of Illinois public elementary schools once test results, poverty-adjusted performance, and the recent trend are combined.
Predicted from its free or reduced-price lunch share, Riley Comm Cons School would score about 50.5%. It scores 61.5%, 11.0 points above that figure.
In McHenry County (population about 312,591), median household income is about $104,802, a bachelor's degree or higher is held by about 35% of adults, and the share of residents below the poverty line is 4%. Riley Comm Cons School is one of 89 public schools in McHenry County, which together enroll about 50,123 students.
The shortest distance from Riley Comm Cons School to another public school is about 3.8 miles, to Locust Elementary School. The five-mile area around Riley Comm Cons School holds 4 other public schools. Nearby schools with test data average 44.2% proficiency; Riley Comm Cons School posts 61.5%.
Riley Comm Cons School is coded as Rural: Distant in federal locale data.
A comparison of 2020-21 and 2024-25 shows enrollment up 4%, from 267 to 277.
Questions about science fairs, picture day, and bus routes can be posted here. Reviews and ratings from people who know the school are welcome.
McHenry County at a glance
View full county profilePopulation
312,591
Census ACS
Median income
$104,802
Household, ACS
Bachelor's+
35%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
89
50,123 students
Quick facts
Related schools
Other schools in Marengo
- Marengo High SchoolHigh · 685 students
- Locust Elementary SchoolElementary · 501 students
- Marengo Comm Middle SchoolMiddle · 342 students
- Ulysses S Grant Intermediate SchoolElementary · 249 students
Nearby schools
- Locust Elementary School3.8 mi · 501
- Ulysses S Grant Intermediate School4.1 mi · 249
- Marengo Comm Middle School4.1 mi · 342
- Marengo High School4.2 mi · 685
- Genoa-Kingston Middle School7.3 mi · 355
- Genoa Elementary School7.4 mi · 353
Frequently asked questions
About Riley Comm Cons SchoolHow large is Riley Comm Cons School?
Riley Comm Cons School enrolls approximately 277 students in grades KG-08.
Is Riley Comm Cons School an elementary, middle, or high school?
Riley Comm Cons School is an elementary school covering grades KG-08.
How many students per teacher at Riley Comm Cons School?
Approximately 11.6:1 students per teacher at Riley Comm Cons School.
What is the racial breakdown of students at Riley Comm Cons School?
At Riley Comm Cons School, the student body is approximately 68% White, 31% Hispanic, 0% Two or more.
What district is Riley Comm Cons School in?
Riley Comm Cons School is part of Riley CCSD 18.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.