Enrollment
317
High
DISTRICT 383 · STATE 834
SCHOOL COMMUNITY·SULLIVAN CUSD 300·NCES 173813003906
Sullivan High School
725 N Main St, Sullivan, IL 61951 · (217) 728-8311 · Moultrie County
GRADES 09–12HIGH32-TOWNTITLE IREGULAR SCHOOL317 STUDENTS
B
allk12 Grade
Scored higher than 64% of Illinois public high schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats 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 high schools
Student : Teacher
14.9:1
21 FTE teachers
DISTRICT 16.6:1 · STATE 13.8:1
Free / Reduced Lunch
44%
139 students
DISTRICT 47% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 89 | 28% |
| Grade 10 | 67 | 21% |
| Grade 11 | 78 | 25% |
| Grade 12 | 83 | 26% |
Student demographics
14%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 13% · 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
School pathway
Feeds from
Based on grade levels within Sullivan CUSD 300. Attendance zones can vary; confirm enrollment with the district.
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
40.8%
composite math + reading, all grades
Predicted
46.2%
based on IL schools with similar FRL share
Beats by
-5.4pp
below demographic expectation
What this means: About 41% of students here test proficient in math and reading, compared with the roughly 46% 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 Sullivan High School
Sullivan High School's state test result (40.8% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Sullivan High School this school | 317 | 43.8% | 40.8% |
| Meridian High School Macon | 287 | 43.6% | 38.0% |
| Flora High School Flora | 353 | 43.9% | 37.0% |
| Neoga Jr/Sr High School Neoga | 280 | 42.5% | 30.4% |
| Southwestern High School Piasa | 370 | 42.2% | 35.5% |
| Nokomis Jr/Sr High School Nokomis | 314 | 41.1% | 50.3% |
Matched among Illinois high 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 Sullivan High School ranks
Among high schools| Measure | This school | In Illinois |
|---|---|---|
| State test proficiency ranked highest first | 40.8% | #182 of 573 |
| Enrollment ranked largest first | 317 | #431 of 708 |
| Students per teacher ranked fewest first | 14.9:1 | #309 of 528 |
| Diversity index ranked most diverse first | 14.4% | #439 of 537 |
| Free and reduced lunch ranked highest share first | 43.8% | #362 of 578 |
| Enrollment change since 2017-18 ranked steepest decline first | -3.4% | #288 of 358 |
Ranked against other public high 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
317
+3 (+1%) vs 2020
0% since 1990-91, when it was 317
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 | 317 | 21.3 | 14.9:1 | 44% (139) |
| 2023-24 | 328 | 21.6 | 15.2:1 | 48% (156) |
| 2022-23 | 361 | 23.1 | 15.6:1 | 56% (201) |
| 2020-21 | 314 | N/A | N/A | N/A |
| 2017-18 | 328 | 24.8 | 13.2:1 | 40% (132) |
| 2015-16 | 324 | 23 | 14.1:1 | 38% (122) |
| 2010-11 | 367 | 28 | 13.1:1 | 34% (124) |
| 2000-01 | 358 | 24 | 14.9:1 | N/A |
| 1990-91 | 317 | 20 | 15.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Sullivan High School.
Since 2017-18: students down 3% (328 to 317); teachers down 14% (24.8 to 21.3).
About Sullivan High School
Sullivan High School is a public high school in Sullivan, Illinois. The school offers grades 9 through 12 and enrolls 317 students. On average, high schools in Illinois enroll around 834, and this school is 62% below that mark.
The district, Sullivan CUSD 300, has 1,148 students enrolled across 3 schools.
White students are 92% of those enrolled at Sullivan High School. Other reported shares: 4% multiracial and 3% Hispanic. That is in line with Moultrie County, where about 95% of residents are White. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 14%.
Staffing at Sullivan High School comes to 21.3 full-time-equivalent teachers, or 14.9:1. The school's 14.9:1 compares with an average of 13.8:1 for high schools in Illinois. On the income side, 44% of students qualify for free or reduced-price lunch.
Sullivan High School earns a B on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 64% of Illinois public high schools.
Sullivan High School's actual average proficiency rate across its state test results (40.8%) and its predicted rate (46.2%) put it outside the top and bottom 10% of Illinois schools.
For Moultrie County, Census Bureau data show the median household earns about $71,784 a year, 19% of adults hold a bachelor's degree or higher, and about 8% of residents live below the federal poverty line. Public schools in Moultrie County number 6, with about 1,628 students.
Measured in a straight line, Sullivan Middle School is less than a tenth of a mile from Sullivan High School. Within five miles are 2 other public schools. In a group of 9 nearby schools with scores, Sullivan High School ranks 5th on average proficiency.
Federal data place Sullivan High School in the Town: Distant locale, which means it is in a town some distance from an urbanized area.
The student count changed little between 2020-21 (314) and 2024-25 (317).
The allk12 page for Sullivan High School lets the school community talk about pickup and drop-off, after-school programs, and teacher feedback. You can also rate the school on this page.
Moultrie County at a glance
View full county profilePopulation
14,424
Census ACS
Median income
$71,784
Household, ACS
Bachelor's+
19%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
6
1,628 students
Quick facts
Related schools
Other schools in Sullivan CUSD 300
- Sullivan Elementary SchoolElementary · 565 students
- Sullivan Middle SchoolMiddle · 266 students
Other schools in Sullivan
- Sullivan Elementary SchoolElementary · 565 students
- Sullivan Middle SchoolMiddle · 266 students
Other Sullivan High schools
2 other US public schools in 2 states are named Sullivan High. Sullivan High School is the 3rd largest of the 3.
- Sullivan High SchoolChicago, IL · 762 students
- Sullivan High SchoolSullivan, IN · 528 students
Nearby schools
- Sullivan Middle School0.0 mi · 266
- Sullivan Elementary School0.1 mi · 565
- Lovington Grade School7.3 mi · 148
- Okaw Valley High School7.5 mi · 162
- Okaw Valley Elementary School7.5 mi · 170
- Okaw Valley Middle School10.0 mi · 124
Frequently asked questions
About Sullivan High SchoolWhat is the total enrollment at Sullivan High School?
Sullivan High School enrolls approximately 317 students in grades 09-12.
What grades does Sullivan High School serve?
Sullivan High School serves grades 09-12.
How many teachers does Sullivan High School have?
Sullivan High School employs 21 FTE teachers, for a student-to-teacher ratio of 14.9:1.
What is the student diversity at Sullivan High School?
Student demographics at Sullivan High School are roughly 92% White, 3% Hispanic, 1% Black, 0% Asian, 4% Two or more.
What district is Sullivan High School in?
Sullivan High School is part of Sullivan CUSD 300.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.