Enrollment
89
Middle
DISTRICT 103 · STATE 462
SCHOOL COMMUNITY·NEWARK CCSD 66·NCES 172827005319
Millbrook Junior High School
8411 Fox River Dr, Newark, IL 60541 · (630) 553-5435 · Kendall County
GRADES 05–08MIDDLE41-RURALREGULAR SCHOOL89 STUDENTS
Student : Teacher
10.8:1
8 FTE teachers
DISTRICT 10.9:1 · STATE 13.0:1
Free / Reduced Lunch
25%
22 students
DISTRICT 24% · 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 5 | 18 | 20% |
| Grade 6 | 18 | 20% |
| Grade 7 | 25 | 28% |
| Grade 8 | 28 | 31% |
Student demographics
37%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 33% · 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 Newark CCSD 66. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Millbrook Junior High School.
START A DISCUSSIONTest scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
82.8%
IL avg 51.0% . +19.9pp since 2023
Math
33.3%
IL avg 37.9% . +7.6pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 83 of every 100 students at this school read and write at grade level and about 33 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 20 points since 2023, while math scores are up about 8 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 82.8% | 33.3% |
| 2023-24 | 62.9% | 25.7% |
% 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
56.4%
composite math + reading, all grades
Predicted
57.2%
based on IL schools with similar FRL share
Beats by
-0.8pp
below demographic expectation
What this means: About 56% of students here test proficient in math and reading, compared with the roughly 57% 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 Millbrook Junior High School
Millbrook Junior High School's state test result (56.4% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Millbrook Junior High School this school | 89 | 24.7% | 56.4% |
| Cissna Park Jr High School Cissna Park | 66 | 27.3% | 50.8% |
| Elmwood Junior High School Elmwood | 100 | 24.0% | 51.9% |
| LeRoy Junior High School Le Roy | 102 | 22.5% | 44.0% |
| Fox River Grove Middle School Fox River Grove | 174 | 20.7% | 43.9% |
| Valmeyer Jr High Valmeyer | 77 | 26.0% | 30.6% |
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 Millbrook Junior High School ranks
Among middle schools| Measure | This school | In Illinois | In Kendall County |
|---|---|---|---|
| Enrollment ranked largest first | 89 | #653 of 691 | #10 of 10 |
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
89
-26 (-23%) vs 2020
-6% since 1990-91, when it was 95
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 | 89 | 8.3 | 10.8:1 | 25% (22) |
| 2023-24 | 106 | 7 | 15.1:1 | 25% (26) |
| 2022-23 | 124 | 7.7 | 16.1:1 | 27% (34) |
| 2020-21 | 115 | N/A | N/A | N/A |
| 2017-18 | 121 | 6 | 20.2:1 | 35% (42) |
| 2015-16 | 96 | 5 | 19.2:1 | 23% (22) |
| 2010-11 | 123 | 7 | 17.6:1 | 15% (19) |
| 2000-01 | 88 | 5 | 17.6:1 | N/A |
| 1990-91 | 95 | 4 | 23.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Millbrook Junior High School.
Since 2017-18: students down 26% (121 to 89); teachers up 38% (6 to 8.3).
About Millbrook Junior High School
Millbrook Junior High School is a very small middle school in Illinois, with an address in Newark. Its enrollment is 89 students, spread over grades 5 through 8. On average, middle schools in Illinois enroll around 462, and this school is 81% below that mark.
Newark CCSD 66 oversees Millbrook Junior High School and 1 other school, with 205 students in total.
The student body at Millbrook Junior High School is 78% White. After that, the student body is 17% Hispanic and 4% multiracial. Among all residents of Kendall County, the White share is about 65%. A diversity index of 37% means there is a 37% chance two randomly chosen students at Millbrook Junior High School are from different groups.
Millbrook Junior High School lists 8.3 full-time-equivalent teachers; that is about 10.8 students per teacher. Across middle schools in Illinois, the average ratio is 13.0:1. Free or reduced-price lunch covers 25% of the student body.
Millbrook Junior High School scores 56.4% on state tests, averaged across results. The predicted figure, based on its student poverty level, is 57.2%.
Kendall County is the school's county. There, the median household earns about $111,601 a year, a bachelor's degree or higher is held by about 37% of adults, and the poverty rate is about 5%. Millbrook Junior High School shares Kendall County with 49 other public schools.
A public school about 4.0 miles away, Newark Elementary School, is the closest to Millbrook Junior High School. The count of other public schools within five miles is at least 8. Among its closest neighbors with test data, Millbrook Junior High School is 3rd of 9 on proficiency.
NCES assigns Millbrook Junior High School the locale Rural: Fringe, meaning in rural territory close to an urban area.
Enrollment figures show a decline of 26 students from 2020-21 to 2024-25.
Millbrook Junior High School has a community page on allk12 for topics such as pickup and drop-off, after-school programs, and teacher feedback. Teachers and staff are welcome to share updates too.
Kendall County at a glance
View full county profilePopulation
137,675
Census ACS
Median income
$111,601
Household, ACS
Bachelor's+
37%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
50
29,773 students
Quick facts
Related schools
Other schools in Newark
- Newark Comm High SchoolHigh · 175 students
- Lisbon Grade SchoolElementary · 121 students
- Newark Elementary SchoolElementary · 116 students
- Lisbon CCSD 90Elementary
- Newark CCSD 66Elementary
- Newark CHSD 18Elementary
Nearby schools
- Newark Elementary School4.0 mi · 116
- Newark Comm High School4.0 mi · 175
- Centennial Elementary School4.1 mi · 351
- Plano Middle School4.2 mi · 358
- Sandwich Community High School4.3 mi · 560
- Lynn G Haskin Elementary School4.4 mi · 226
Frequently asked questions
About Millbrook Junior High SchoolHow large is Millbrook Junior High School?
Millbrook Junior High School enrolls approximately 89 students in grades 05-08.
Is Millbrook Junior High School an elementary, middle, or high school?
Millbrook Junior High School is a middle school covering grades 05-08.
How many teachers does Millbrook Junior High School have?
Millbrook Junior High School employs 8 FTE teachers, for a student-to-teacher ratio of 10.8:1.
What is the racial breakdown of students at Millbrook Junior High School?
At Millbrook Junior High School, the student body is approximately 78% White, 17% Hispanic, 4% Two or more.
Is Millbrook Junior High School public or private?
Millbrook Junior High School is a public K-12 school, overseen by Newark CCSD 66.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.