Enrollment
176
High
DISTRICT 224 · STATE 834
SCHOOL COMMUNITY·CUSD 4·NCES 172559002771
Unity High School
453 W Collins St, Mendon, IL 62351 · (217) 936-2116 · Adams County
GRADES 09–12HIGH42-RURALTITLE IREGULAR SCHOOL176 STUDENTS
B-
allk12 Grade
Scored higher than 49% 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.
- C+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 high schools
Student : Teacher
10.2:1
17 FTE teachers
DISTRICT 12.1:1 · STATE 13.8:1
Free / Reduced Lunch
40%
70 students
DISTRICT 45% · 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 | 47 | 27% |
| Grade 10 | 43 | 24% |
| Grade 11 | 44 | 25% |
| Grade 12 | 42 | 24% |
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 7% · 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 CUSD 4. 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
38.5%
composite math + reading, all grades
Predicted
48.5%
based on IL schools with similar FRL share
Beats by
-10.1pp
below demographic expectation
What this means: About 38% of students here test proficient in math and reading, compared with the roughly 49% 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 Unity High School
Unity High School's state test result (38.5% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Unity High School this school | 176 | 39.8% | 38.5% |
| Carrollton High School Carrollton | 180 | 39.4% | 35.3% |
| Galva Jr-Sr High School Galva | 191 | 41.4% | 38.9% |
| Mount Pulaski High School Mount Pulaski | 178 | 41.6% | 35.5% |
| Illini Central High School Mason City | 172 | 38.4% | 26.1% |
| Crab Orchard High School Marion | 154 | 39.0% | 33.3% |
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 Unity High School ranks
Among high schools| Measure | This school | In Illinois |
|---|---|---|
| State test proficiency ranked highest first | 38.5% | #220 of 573 |
| Enrollment ranked largest first | 176 | #564 of 708 |
| Free and reduced lunch ranked highest share first | 39.8% | #405 of 578 |
| Enrollment change since 2017-18 ranked steepest decline first | -15.8% | #95 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
176
-5 (-3%) vs 2020
-25% since 1990-91, when it was 235
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 | 176 | 17.3 | 10.2:1 | 40% (70) |
| 2023-24 | 180 | 17.4 | 10.4:1 | 41% (74) |
| 2022-23 | 182 | 15.6 | 11.7:1 | 38% (69) |
| 2020-21 | 181 | N/A | N/A | N/A |
| 2017-18 | 209 | 18.2 | 11.5:1 | 27% (57) |
| 2015-16 | 233 | 19 | 12.3:1 | 27% (64) |
| 2010-11 | 192 | 19 | 10.1:1 | 27% (52) |
| 2000-01 | 253 | 23 | 11.0:1 | N/A |
| 1990-91 | 235 | 20 | 11.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Unity High School.
Since 2017-18: students down 16% (209 to 176); teachers down 5% (18.2 to 17.3).
About Unity High School
Unity High School is a very small high school for students in Mendon, Illinois. The school covers grades 9 through 12 and reported 176 students in 2024-25. Across high schools in Illinois, the average enrollment is about 834.
Unity High School is one school in CUSD 4, a system of 3 schools with 672 students.
A large majority of enrollment at Unity High School is White, at 93%. It is also 4% Hispanic and 3% Black. Among Adams County residents, the White share is about 91%. On the diversity index, which measures the chance that two random students are from different groups, Unity High School scores 13%.
Based on 17.3 full-time-equivalent teachers, Unity High School has a ratio of 10.2:1. Compared with the 13.8:1 average for high schools in Illinois, this school's ratio is lower. Eligibility for free or reduced-price lunch stands at 40%. The average for public schools in Adams County is 56%.
Unity High School holds a B- allk12 Grade, placing it above 49% of Illinois public high schools.
Compared with Illinois schools that have similar shares of low-income students, Unity High School's results are 10.1 points below predicted: 38.5% against 48.5%.
Adams County is the school's county. There, median household income comes to about $66,220, 28% of adults hold a bachelor's degree or higher, and about 9% of residents live below the federal poverty line. Adams County's 23 public schools enroll about 8,717 students and include Unity High School.
The closest school to Unity High School is Unity Middle School, located less than a tenth of a mile away. Unity High School is one of several public schools in the area, with 2 others within five miles. Local comparison: Unity High School ranks 5th of 9 nearby schools, at 38.5% versus a 40.2% average.
NCES assigns Unity High School the locale Rural: Distant, meaning in rural territory some distance from an urban area.
By 2024-25, enrollment had dropped to 176, from 181 in 2020-21.
People who know Unity High School can post here about special education services, counseling, and support programs. Parents, students, alumni, and staff are welcome to post.
Adams County at a glance
View full county profilePopulation
64,754
Census ACS
Median income
$66,220
Household, ACS
Bachelor's+
28%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
23
8,717 students
Quick facts
Related schools
Other schools in CUSD 4
- Unity Elementary SchoolElementary · 296 students
- Unity Middle SchoolMiddle · 200 students
Other schools in Mendon
- Unity Elementary SchoolElementary · 296 students
- Unity Middle SchoolMiddle · 200 students
Other Unity High schools
2 other US public schools in 2 states are named Unity High. Unity High School is the 3rd largest of the 3.
- Unity High SchoolTolono, IL · 480 students
- Unity HighBalsam Lake, WI · 292 students
Nearby schools
- Unity Middle School0.0 mi · 200
- Unity Elementary School0.4 mi · 296
- Colonel George Iles Elementary School10.0 mi · 535
- Dr. Abby Fox Rooney Elementary School10.3 mi · 500
- Quincy Sr High School11.6 mi · 1,847
- Thomas S Baldwin Elementary School11.7 mi · 564
Frequently asked questions
About Unity High SchoolHow many students attend Unity High School?
Unity High School enrolls approximately 176 students in grades 09-12.
Is Unity High School an elementary, middle, or high school?
Unity High School is a high school covering grades 09-12.
What is the student-teacher ratio at Unity High School?
The student-to-teacher ratio at Unity High School is approximately 10.2:1 (17 FTE teachers).
What is the racial breakdown of students at Unity High School?
At Unity High School, the student body is approximately 93% White, 4% Hispanic, 3% Black.
Who oversees Unity High School?
Unity High School is overseen by CUSD 4 in Adams County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.