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SCHOOL COMMUNITY·CASS SD 63·NCES 170879000520

Concord Elem School

1019 Concord Pl, Darien, IL 60561 · (331) 481-4000 · DuPage County
GRADES PK–04ELEMENTARY21-SUBURBREGULAR SCHOOL460 STUDENTS
Enrollment
460
Elementary
DISTRICT 387 · STATE 381
Student : Teacher
12.3:1
37 FTE teachers
DISTRICT 12.1:1 · STATE 13.9:1
Free / Reduced Lunch
22%
102 students
DISTRICT 23% · STATE 56%
Community
3
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
64
Kindergarten
63
Grade 1
78
Grade 2
76
Grade 3
85
Grade 4
94
Student demographics
White
30767%
DISTRICT 66% · STATE 45%
Hispanic
245%
DISTRICT 8% · STATE 29%
Black
184%
DISTRICT 4% · STATE 16%
Asian
7617%
DISTRICT 15% · STATE 6%
Two+
255%
DISTRICT 6% · STATE 5%
Native American
92%
DISTRICT 1% · STATE 0%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
24253%
Female
21847%

School pathway

Students here typically continue to
Concord Elem SchoolCass Jr High School
Based on grade levels within Cass SD 63. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
68.2%
IL avg 51.0% . +16.7pp since 2023
Math
69.3%
IL avg 37.9% . +14.1pp since 2023

What this means: On the IAR + ISA, Illinois's statewide test, about 68 of every 100 students at this school read and write at grade level and about 69 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 17 points since 2023, while math scores are up about 14 points.

Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
64.8%
composite math + reading, all grades
Predicted
58.7%
based on IL schools with similar FRL share
Beats by
+6.0pp
above demographic expectation

What this means: About 65% of students here test proficient in math and reading, compared with the roughly 59% 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 →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
460
-2 (0%) vs 2017
Student : Teacher
12.3:1
was 14.2:1
% White
67%
was 66%
% Hispanic
5%
was 12%
% Black
4%
was 4%
% Asian
17%
was 12%
Source: NCES Common Core of Data

About Concord Elem School

Concord Elem School is an elementary school of moderately sized scale in Darien, Illinois, run under Cass SD 63, teacheing 460 students in grades pre-K through 4. Compared to the state average of about 381 students per school, that is 21% larger than typical.

Cass SD 63 comprises 2 schools with combined enrollment of 773 students; Concord Elem School is among them.

In terms of who attends, Concord Elem School shows that the largest single group is White, at 67% of enrollment. The remainder reads as 17% Asian, 5% multiracial, 5% Hispanic, 4% Black. That mix tracks the wider county fairly closely.

On the income-and-resources front, Concord Elem School records 37 full-time-equivalent teachers, putting the student-to-teacher ratio at about 12.3:1. The state averages around 13.9:1, so this campus is tighter than the state norm typical. Roughly 22% of students at Concord Elem School qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, DuPage County runs at roughly 34%, so the school's eligibility rate is meaningfully below the surrounding baseline.

With demographic context factored in, Concord Elem School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 58.7%; this one delivers 64.8%.

In the broader community, ACS estimates for DuPage County put median household earnings sit near $112,096, 52% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. Concord Elem School is one of 277 public schools in DuPage County (combined enrollment of about 138,557 students).

Nearest neighbor: Cass Jr High School, around 0.8 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 5 schools in that immediate cluster with test data (this one included), Concord Elem School ranks 1st on composite proficiency, above the local average of 54.2%.

Concord Elem School operates from a commuter-belt location.

Over the past 7-year window. Looking back 7 years, enrollment at Concord Elem School has held roughly steady, going from 462 students in 2018 to 460 in 2025. The Hispanic share of enrollment declined from 12% to 5% over that span. Class-load math has tightened: from 14.2:1 in 2018 to 12.3:1 in 2025.

In the discussion threads here, the page collects discussion, questions, and updates around pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.

DuPage County at a glance

View full county profile
Population
930,024
Census ACS
Median income
$112,096
Household, ACS
Bachelor's+
52%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
277
138,557 students

Quick facts

School name
Concord Elem School
District
Cass SD 63
Address
1019 Concord Pl, Darien, IL 60561
Phone
(331) 481-4000
County
DuPage County
Level
Elementary
Grade range
PK–04
Total enrollment
460
Teachers (FTE)
37
Student–teacher ratio
12.3:1
Free/Reduced lunch
102 (22%)
Locale
21-Suburb: Large
NCES ID
170879000520
Charter school
No
Virtual school
No

Related schools

Other schools in Cass SD 63
Other schools in Darien
Nearby schools

Frequently asked questions

About Concord Elem School
How large is Concord Elem School?
Concord Elem School enrolls approximately 460 students in grades PK-04.
What age range does Concord Elem School serve?
Concord Elem School serves students from grade PK through grade 04.
How many teachers does Concord Elem School have?
Concord Elem School employs 37 FTE teachers, for a student-to-teacher ratio of 12.3:1.
What is the student diversity at Concord Elem School?
Student demographics at Concord Elem School are roughly 67% White, 5% Hispanic, 4% Black, 17% Asian, 5% Two or more.
Who oversees Concord Elem School?
Concord Elem School is overseen by Cass SD 63 in DuPage County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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