Enrollment
260
Middle
DISTRICT 247 · STATE 462
SCHOOL COMMUNITY·LOCKPORT SD 91·NCES 170921000529
Kelvin Grove Jr High School
808 Adams St, Lockport, IL 60441 · (815) 838-0737 · Will County
GRADES 04–08MIDDLE21-SUBURBREGULAR SCHOOL260 STUDENTS
A
allk12 Grade
Scored higher than 86% of Illinois public middle schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats 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
8.7:1
30 FTE teachers
DISTRICT 10.6:1 · STATE 13.0:1
Free / Reduced Lunch
37%
95 students
DISTRICT 39% · 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 4 | 50 | 19% |
| Grade 5 | 60 | 23% |
| Grade 6 | 42 | 16% |
| Grade 7 | 50 | 19% |
| Grade 8 | 58 | 22% |
Student demographics
38%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 41% · 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 Lockport SD 91. Attendance zones can vary; confirm enrollment with the district.
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)English Language Arts
76.7%
IL avg 51.0% . +14.7pp since 2023
Math
55.6%
IL avg 37.9% . +18.4pp since 2023
What this means: On the IAR + ISA, Illinois's statewide test, about 77 of every 100 students at this school read and write at grade level and about 56 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 15 points since 2023, while math scores are up about 18 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 76.7% | 55.6% |
| 2023-24 | 62.0% | 37.2% |
% 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
62.7%
composite math + reading, all grades
Predicted
50.4%
based on IL schools with similar FRL share
Beats by
+12.3pp
above demographic expectation
What this means: About 63% of students here test proficient in math and reading, compared with the roughly 50% 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 Kelvin Grove Jr High School
Kelvin Grove Jr High School's state test result (62.7% proficient) is higher than 3 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Kelvin Grove Jr High School this school | 260 | 36.5% | 62.7% |
| Somonauk Middle School Somonauk | 249 | 38.6% | 67.7% |
| Roselle Middle School Roselle | 230 | 35.7% | 76.2% |
| Indian Creek Middle School Waterman | 213 | 40.8% | 39.5% |
| GCMS Middle School Gibson City | 211 | 38.9% | 54.5% |
| Peotone Jr High School Peotone | 294 | 31.0% | 55.4% |
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 Kelvin Grove Jr High School ranks
Among middle schools| Measure | This school | In Illinois | In Will County |
|---|---|---|---|
| State test proficiency ranked highest first | 62.7% | #74 of 578 | #9 of 39 |
| Math proficiency ranked highest first | 55.6% | #104 of 640 ▲ 73 | #12 of 44 ▲ 8 |
| Reading proficiency ranked highest first | 76.7% | #110 of 640 ▲ 58 | #12 of 44 ▲ 10 |
| Enrollment ranked largest first | 260 | #492 of 691 | #42 of 44 |
| Students per teacher ranked fewest first | 8.7:1 | #8 of 558 | #1 of 44 |
| Diversity index ranked most diverse first | 38.0% | #345 of 560 | #28 of 44 |
| Free and reduced lunch ranked highest share first | 36.5% | #409 of 581 | #18 of 39 |
| Enrollment change since 2017-18 ranked steepest decline first | -29.0% | #25 of 440 | #3 of 36 |
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
260
-70 (-21%) vs 2020
+33% since 1990-91, when it was 196
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 | 260 | 29.9 | 8.7:1 | 37% (95) |
| 2023-24 | 271 | 26.2 | 10.4:1 | 27% (73) |
| 2022-23 | 286 | 21.7 | 13.2:1 | 34% (97) |
| 2020-21 | 330 | N/A | N/A | N/A |
| 2017-18 | 366 | 24.1 | 15.2:1 | 33% (122) |
| 2015-16 | 370 | 23 | 16.1:1 | 27% (100) |
| 2010-11 | 386 | 23 | 16.8:1 | 17% (66) |
| 2000-01 | 464 | 24 | 19.3:1 | N/A |
| 1990-91 | 196 | 11 | 17.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Kelvin Grove Jr High School.
Since 2017-18: students down 29% (366 to 260); teachers up 24% (24.1 to 29.9).
About Kelvin Grove Jr High School
Families in Lockport, Illinois, are served by Kelvin Grove Jr High School, a small middle school. Total enrollment is 260 students, and the grades served are 4 through 8. Middle schools in Illinois have about 462 students on average; enrollment here is 44% lower.
Lockport SD 91 runs Kelvin Grove Jr High School along with 1 other school, enrolling 493 students in total.
More than half of the students at Kelvin Grove Jr High School are White (77%). Beyond that, enrollment is 16% Hispanic, 3% multiracial, and 3% Black. In Will County overall, about 62% of residents are White. Measured by the diversity index, the student body scores 38%.
Based on 29.9 full-time-equivalent teachers, Kelvin Grove Jr High School has a ratio of 8.7:1. Across middle schools in Illinois, the average ratio is 13.0:1. Income data for the school show 37% of students eligible for free or reduced-price lunch.
Among Illinois public middle schools, Kelvin Grove Jr High School outscored 86%, which works out to an A on the allk12 Grade.
Schools in Illinois with a similar free or reduced-price lunch share are predicted to score about 50.4%. Kelvin Grove Jr High School scores 62.7%.
The school's county is Will County. According to Census Bureau estimates, the median household earns about $109,984 a year, a bachelor's degree or higher is held by about 38% of adults, and the share of residents below the poverty line is 6%. Public schools in Will County number 209, with about 113,008 students.
Kelvin Grove Jr High School's nearest public school is Milne Grove Elementary School (about 0.4 miles). There are at least 8 more public schools inside five miles. By average proficiency, Kelvin Grove Jr High School is 3rd among 6 schools close by.
Kelvin Grove Jr High School is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more, a location NCES labels Suburb: Large.
The 2020-21-to-2024-25 change in enrollment was a 21% decline, from 330 to 260.
This page is set up for the Kelvin Grove Jr High School community to discuss special education services, counseling, and support programs. Current and former families are welcome to add their experience.
Will County at a glance
View full county profilePopulation
701,462
Census ACS
Median income
$109,984
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
209
113,008 students
Quick facts
Related schools
Other schools in Lockport SD 91
- Milne Grove Elementary SchoolElementary · 233 students
Other schools in Lockport
- Lockport Township High School EastHigh · 3,678 students
- William J Butler SchoolElementary · 557 students
- Walsh Elementary SchoolElementary · 363 students
- Ludwig Elementary SchoolElementary · 321 students
- Fairmont SchoolElementary · 300 students
- Taft Grade SchoolElementary · 272 students
Nearby schools
- Milne Grove Elementary School0.4 mi · 233
- Lockport Township High School East0.6 mi · 3,678
- Taft Grade School1.0 mi · 272
- William J Butler School1.0 mi · 557
- Walsh Elementary School1.2 mi · 363
- Ludwig Elementary School1.3 mi · 321
Frequently asked questions
About Kelvin Grove Jr High SchoolWhat is the total enrollment at Kelvin Grove Jr High School?
Kelvin Grove Jr High School enrolls approximately 260 students in grades 04-08.
Is Kelvin Grove Jr High School an elementary, middle, or high school?
Kelvin Grove Jr High School is a middle school covering grades 04-08.
How many students per teacher at Kelvin Grove Jr High School?
Approximately 8.7:1 students per teacher at Kelvin Grove Jr High School.
How diverse is Kelvin Grove Jr High School?
Kelvin Grove Jr High School reports a student body of 77% White, 16% Hispanic, 3% Black, 0% Asian, 3% Two or more.
Who oversees Kelvin Grove Jr High School?
Kelvin Grove Jr High School is overseen by Lockport SD 91 in Will County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.