Enrollment
269
Elementary
DISTRICT 427 · STATE 381
SCHOOL COMMUNITY·AURORA EAST USD 131·NCES 170468000145
C I Johnson Elementary School
1934 Liberty St, Aurora, IL 60502 · (630) 299-5400 · Kane County
GRADES 03–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL269 STUDENTS
Student : Teacher
16.8:1
16 FTE teachers
DISTRICT 16.4:1 · STATE 13.9:1
Free / Reduced Lunch
58%
156 students
DISTRICT 64% · 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 |
|---|---|---|
| Grade 1 | 3 | 1% |
| Grade 3 | 95 | 35% |
| Grade 4 | 85 | 32% |
| Grade 5 | 86 | 32% |
Student demographics
29%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 23% · 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 Aurora East USD 131. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at C I Johnson Elementary School.
START A DISCUSSIONTest scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
63.6%
IL avg 51.0% . +23.5pp since 2023
Math
55.0%
IL avg 37.9% . +11.9pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 64 of every 100 students at this school read and write at grade level and about 55 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 24 points since 2023, while math scores are up about 12 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 63.6% | 55.0% |
| 2023-24 | 40.1% | 43.1% |
% 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
OUTPERFORMING
Top 10% of IL schools after controlling for student poverty
Actual proficiency
58.4%
composite math + reading, all grades
Predicted
38.0%
based on IL schools with similar FRL share
Beats by
+20.4pp
above demographic expectation
What this means: About 58% of students here test proficient in math and reading, well above the roughly 38% typical for Illinois schools with a similar share of low-income students. BeatsExpectations ranks schools against others at the same poverty level, not by raw scores, so a school can post high scores and still fall short of its prediction, or post lower scores and still beat it. This school clears its prediction by about 20 points, placing it in Illinois's top 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 C I Johnson Elementary School
C I Johnson Elementary School's state test result (58.4% proficient) is higher than 4 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| C I Johnson Elementary School this school | 269 | 58.0% | 58.4% |
| Benavides Steam Academy Aurora | 326 | 59.2% | N/A |
| Greenwood Elementary School Waukegan | 318 | 61.3% | 28.2% |
| Nicholson Elementary School Montgomery | 337 | 58.8% | 29.1% |
| Sunnydale Elementary School Streamwood | 263 | 64.3% | 38.9% |
| W S Beaupre Elementary School Aurora | 226 | 63.3% | 15.3% |
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 C I Johnson Elementary School ranks
Among elementary schools| Measure | This school | In Illinois | In Kane County |
|---|---|---|---|
| State test proficiency ranked highest first | 58.4% | #363 of 1,925 | #18 of 72 |
| Math proficiency ranked highest first | 55.0% | #534 of 2,077 ▼ 64 | #27 of 83 ▼ 6 |
| Reading proficiency ranked highest first | 63.6% | #548 of 2,077 ▲ 248 | #25 of 83 ▲ 7 |
| Enrollment ranked largest first | 269 | #1,718 of 2,419 | #82 of 88 |
| Students per teacher ranked fewest first | 16.8:1 | #1,829 of 2,035 | #68 of 87 |
| Diversity index ranked most diverse first | 28.5% | #1,431 of 2,042 | #69 of 87 |
| Free and reduced lunch ranked highest share first | 58.0% | #1,068 of 2,132 | #36 of 77 |
| Enrollment change since 2017-18 ranked steepest decline first | -0.4% | #1,444 of 1,461 | #50 of 51 |
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
269
-152 (-36%) vs 2020
-21% since 1990-91, when it was 341
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 | 269 | 16 | 16.8:1 | 58% (156) |
| 2023-24 | 271 | 21.2 | 12.8:1 | 57% (154) |
| 2022-23 | 378 | 22.8 | 16.6:1 | 65% (247) |
| 2020-21 | 421 | N/A | N/A | N/A |
| 2017-18 | 270 | 20.5 | 13.2:1 | 80% (215) |
| 2015-16 | 345 | 24 | 14.4:1 | 62% (215) |
| 2010-11 | 392 | 27 | 14.5:1 | 82% (320) |
| 2000-01 | 315 | 18 | 17.5:1 | N/A |
| 1990-91 | 341 | 20 | 17.1:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for C I Johnson Elementary School.
Since 2017-18: students unchanged (270 to 269); teachers down 22% (20.5 to 16).
About C I Johnson Elementary School
C I Johnson Elementary School, located in Aurora, Illinois, is a small elementary school. School enrollment was 269 students in 2024-25, in grades 3 through 5. The average among elementary schools in Illinois is roughly 381 students; this school is 29% smaller than that.
The district for C I Johnson Elementary School is Aurora East USD 131, with 18 schools and 12,187 students.
C I Johnson Elementary School enrolls a student body that is 84% Hispanic. Other reported shares: 7% White and 6% Black. That compares with about 33% Hispanic among all Kane County residents. The chance that two students picked at random at C I Johnson Elementary School belong to different racial or ethnic groups, known as the diversity index, is 29%.
Dividing enrollment by its 16 full-time-equivalent teachers gives a ratio of about 16.8:1. The average ratio among elementary schools in Illinois is 13.9:1, lower than at this school. C I Johnson Elementary School reports 58% of students eligible for free or reduced-price meals. It compares with 48% for public schools in Kane County.
In Illinois, C I Johnson Elementary School is one of the top 10% of schools on BeatsExpectations, with an average proficiency rate on state tests of 58.4% compared with a predicted 38.0%.
In Kane County (population about 517,255), median household income is about $103,163, a bachelor's degree or higher is held by about 38% of adults, and the share of residents below the poverty line is 6%. C I Johnson Elementary School is one of 167 public schools in Kane County, which together enroll about 87,252 students.
The next-closest public school is Henry W Cowherd Middle School, about 0.6 miles away. There are at least 8 more public schools inside five miles. Nearby schools average 41.6% on proficiency, and C I Johnson Elementary School is above that at 58.4%.
Under the NCES locale system, C I Johnson Elementary School is Suburb: Large.
A comparison of 2020-21 and 2024-25 shows enrollment down 36%, from 421 to 269.
Community posts for C I Johnson Elementary School can cover sports schedules, lunch menus, and spirit week. Alumni can share how the school prepared them.
Kane County at a glance
View full county profilePopulation
517,255
Census ACS
Median income
$103,163
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
167
87,252 students
Quick facts
Related schools
Other schools in Aurora East USD 131
- East High SchoolHigh · 4,020 students
- Henry W Cowherd Middle SchoolMiddle · 807 students
- C F Simmons Middle SchoolMiddle · 792 students
- K D Waldo Middle SchoolMiddle · 729 students
- Olney C Allen Elementary SchoolElementary · 712 students
- C M Bardwell Elementary SchoolElementary · 679 students
Other schools in Aurora
- East High SchoolHigh · 4,020 students
- West Aurora High SchoolHigh · 3,641 students
- Waubonsie Valley High SchoolHigh · 2,849 students
- Metea Valley High SchoolHigh · 2,766 students
- Francis Granger Middle SchoolMiddle · 1,011 students
- Fischer Middle SchoolMiddle · 861 students
Nearby schools
- Henry W Cowherd Middle School0.6 mi · 807
- Oak Park Elementary School0.9 mi · 353
- Nancy Young Elementary School0.9 mi · 574
- Edna Rollins Elementary School1.3 mi · 508
- C F Simmons Middle School1.3 mi · 792
- Reba O Steck Elementary School1.3 mi · 669
Frequently asked questions
About C I Johnson Elementary SchoolWhat is the total enrollment at C I Johnson Elementary School?
C I Johnson Elementary School enrolls approximately 269 students in grades 03-05.
Is C I Johnson Elementary School an elementary, middle, or high school?
C I Johnson Elementary School is an elementary school covering grades 03-05.
How many students per teacher at C I Johnson Elementary School?
Approximately 16.8:1 students per teacher at C I Johnson Elementary School.
How diverse is C I Johnson Elementary School?
C I Johnson Elementary School reports a student body of 7% White, 84% Hispanic, 6% Black, 1% Asian, 1% Two or more.
What district is C I Johnson Elementary School in?
C I Johnson Elementary School is part of Aurora East USD 131.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.