Enrollment
137
Middle
DISTRICT 188 · STATE 462
SCHOOL COMMUNITY·TRI CITY CUSD 1·NCES 173945004860
Tri-City Jr High School
324 W Charles St, Buffalo, IL 62515 · (217) 364-4530 · Sangamon County
GRADES 06–08MIDDLE42-RURALTITLE IREGULAR SCHOOL137 STUDENTS
B+
allk12 Grade
Scored higher than 65% of Illinois public middle schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B+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 middle schools
Student : Teacher
11.3:1
12 FTE teachers
DISTRICT 12.0:1 · STATE 13.0:1
Free / Reduced Lunch
49%
67 students
DISTRICT 47% · STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 44 | 32% |
| Grade 7 | 50 | 36% |
| Grade 8 | 43 | 31% |
Student demographics
17%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 15% · 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
Students here typically continue to
Tri-City Jr High School→Tri-City High School
Feeds from
Based on grade levels within Tri City CUSD 1. Attendance zones can vary; confirm enrollment with the district.
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
59.8%
IL avg 51.0% . +9.4pp since 2023
Math
42.4%
IL avg 37.9% . +15.2pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 60 of every 100 students at this school read and write at grade level and about 42 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 9 points since 2023, while math scores are up about 15 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 59.8% | 42.4% |
| 2023-24 | 50.4% | 27.2% |
% 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
50.6%
composite math + reading, all grades
Predicted
43.3%
based on IL schools with similar FRL share
Beats by
+7.3pp
above demographic expectation
What this means: About 51% of students here test proficient in math and reading, compared with the roughly 43% 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 Tri-City Jr High School
Tri-City Jr High School's state test result (50.6% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Tri-City Jr High School this school | 137 | 48.9% | 50.6% |
| Okaw Valley Middle School Findlay | 124 | 50.0% | 40.6% |
| Carthage Middle School Carthage | 167 | 49.7% | 44.2% |
| Aplington Middle School Polo | 114 | 48.2% | 41.5% |
| Illini Central Middle School Mason City | 139 | 45.3% | 35.7% |
| Mossville Jr High Mossville | 181 | 47.0% | 52.8% |
Matched among Illinois middle 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 Tri-City Jr High School ranks
Among middle schools| Measure | This school | In Illinois | In Sangamon County |
|---|---|---|---|
| State test proficiency ranked highest first | 50.6% | #191 of 578 | #9 of 16 |
| Math proficiency ranked highest first | 42.4% | #212 of 640 ▲ 76 | #6 of 17 ▲ 3 |
| Reading proficiency ranked highest first | 59.8% | #295 of 640 ▼ 13 | #10 of 17 ▼ 3 |
| Enrollment ranked largest first | 137 | #621 of 691 | #17 of 17 |
| Free and reduced lunch ranked highest share first | 48.9% | #303 of 581 | #7 of 16 |
Ranked against other public middle 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
137
+13 (+10%) vs 2020
+11% since 1990-91, when it was 123
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 | 137 | 12.1 | 11.3:1 | 49% (67) |
| 2023-24 | 127 | 9 | 14.1:1 | 46% (59) |
| 2022-23 | 113 | 9.5 | 11.9:1 | 40% (45) |
| 2020-21 | 124 | N/A | N/A | N/A |
| 2017-18 | 118 | 9 | 13.1:1 | 36% (42) |
| 2015-16 | 123 | 11 | 11.2:1 | 42% (52) |
| 2010-11 | 129 | 3 | 43.0:1 | 39% (50) |
| 2000-01 | 158 | 7 | 22.6:1 | N/A |
| 1990-91 | 123 | 4 | 30.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Tri-City Jr High School.
Since 2017-18: students up 16% (118 to 137); teachers up 34% (9 to 12.1).
About Tri-City Jr High School
Tri-City Jr High School is a public middle school run by Tri City CUSD 1 in Buffalo, Illinois. It teaches 137 students in grades 6 through 8. By comparison, middle schools in Illinois enroll about 462 students on average.
Tri City CUSD 1 has 3 schools and 564 students, and Tri-City Jr High School is one of those schools.
At Tri-City Jr High School, 91% of students are White. After that, the student body is 4% multiracial and 3% Hispanic. Census figures show Sangamon County is about 78% White. On the diversity index, which measures the chance that two random students are from different groups, Tri-City Jr High School scores 17%.
The student-to-teacher ratio is 11.3:1. The school has 12.1 full-time-equivalent teachers. Across middle schools in Illinois, the average ratio is 13.0:1. Federal data show 49% of students (67) are eligible for free or reduced-price lunch. That is in line with the 48% average for public schools in Sangamon County.
Tri-City Jr 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 65% of Illinois public middle schools.
The model predicts 43.3% for a school in Illinois with Tri-City Jr High School's free or reduced-price lunch share. Tri-City Jr High School posts 50.6%.
Sangamon County is the school's county. There, the median household earns about $75,357 a year, roughly 37% of adults have a four-year degree or more, and the share of residents below the poverty line is 9%. Tri-City Jr High School shares Sangamon County with 76 other public schools.
Among nearby public schools, Tri-City High School is closest at less than a tenth of a mile. Tri-City Jr High School is one of several public schools in the area, with 2 others within five miles. Nearby schools with test data average 41.6% proficiency; Tri-City Jr High School posts 50.6%.
The National Center for Education Statistics classifies the school's location as Rural: Distant, meaning it is in rural territory some distance from an urban area.
Over the 4 years from 2020-21 to 2024-25, enrollment rose 10%.
This page is a place to ask questions and share updates about fundraisers, report cards, and school supplies at Tri-City Jr High School. Members of the school community can share what they know.
Sangamon County at a glance
View full county profilePopulation
194,947
Census ACS
Median income
$75,357
Household, ACS
Bachelor's+
37%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
77
27,345 students
Quick facts
Related schools
Other schools in Tri City CUSD 1
- Tri-City Elementary SchoolElementary · 273 students
- Tri-City High SchoolHigh · 154 students
Other schools in Buffalo
- Tri-City Elementary SchoolElementary · 273 students
- Tri-City High SchoolHigh · 154 students
Nearby schools
- Tri-City High School0.0 mi · 154
- Tri-City Elementary School0.0 mi · 273
- Riverton Middle School6.3 mi · 347
- Riverton Elementary School6.7 mi · 515
- Riverton High School7.0 mi · 357
- Rochester Intermediate School8.9 mi · 394
Frequently asked questions
About Tri-City Jr High SchoolHow many students attend Tri-City Jr High School?
Tri-City Jr High School enrolls approximately 137 students in grades 06-08.
Is Tri-City Jr High School an elementary, middle, or high school?
Tri-City Jr High School is a middle school covering grades 06-08.
How many teachers does Tri-City Jr High School have?
Tri-City Jr High School employs 12 FTE teachers, for a student-to-teacher ratio of 11.3:1.
What is the racial breakdown of students at Tri-City Jr High School?
At Tri-City Jr High School, the student body is approximately 91% White, 3% Hispanic, 1% Black, 1% Asian, 4% Two or more.
Is Tri-City Jr High School public or private?
Tri-City Jr High School is a public K-12 school, overseen by Tri City CUSD 1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.