SchoolRow
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Costello School

Lyons, IL · Lyons SD 103

Regular public school · Grades PK - 5 · Suburb, large

1,320th of 2,105 Illinois elementary schools statewide · better than 37% Declining

4632 Clyde Ave, Lyons, IL 60534

(708)783-4300NCES ID 172385003902Directory 202324

221
Students
2023–24 enrollment
8.8:1
Student / teacher ratio
71%
Free / reduced-price lunch
low-income indicator
30.0%
Chronically absent
IL average 25%

SchoolRow ranks Costello School 1,320th of 2,105 Illinois elementary schools for 2024–25, based on Illinois Report Card 2024–25 English and Math results — better than 37% of elementary schools statewide. Its statewide percentile went from 51th in 2019 to 37th in 2025 — declining.

Statewide percentile by year
25%50%75%37%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, Illinois Report Card 2024–25

English Language Arts
Costello School
47%
IL average
52%
Math
Costello School
25%
IL average
38%
Science
Costello School
28%
IL average
45%
English Language Arts over time Costello School IL average
25%50%75%47%52%201920202025no testing 2020–21
Math over time Costello School IL average
25%50%75%25%38%201920202025no testing 2020–21
Science over time Costello School IL average
25%50%75%28%45%201920202025no testing 2020–21
ELA by race, over time
25%50%75%47%27%201920202025no testing 2020–21

White (last reported 2023) stops before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Math by race, over time
25%50%75%27%20%201920202025no testing 2020–21

White (last reported 2023) stops before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Science by race, over time
25%50%75%70%30%201920202025no testing 2020–21

White (last reported 2022) stops before 2025: IL suppresses a group once too few of its students are tested, so the line ends rather than the school having stopped testing.

Percent meeting or exceeding the state standard, by student race and ethnicity. Only groups IL reports for this school appear — small groups are suppressed at the source to protect student privacy, so a missing line means too few testers, not zero. Tap a group to compare it with the IL average for that same group.

Racial and ethnic breakdown of 221 students (202324, NCES) — history since 2000, with comparable seven-category changes from 2010

Hispanic80%White12%
Hover the pie for details
categories changedHispanic 80%White 12%23%74%20002023
GroupTrend20102023Change
Hispanic56.7%80.1% 23.4 pts
White32.9%12.2% 20.7 pts
Black8.8%5.0% 3.8 pts
Two or more races0.0%1.8% 1.8 pts
Asian0.9%0.5% 0.4 pts
American Indian0.6%0.5% 0.1 pts

NCES history for this school begins in 2000. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $276K in zip 60534 as of 2026-05 · trend since 2000

$72K$144K$216K$288K$274K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 60534 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Costello School

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What school district is Costello School in?

Costello School is part of the Lyons SD 103 district in Lyons, Illinois.

Is Costello School a good school?

SchoolRow ranks Costello School 1,320th of 2,105 Illinois elementary schools (better than 37% statewide) based on 2024–25 test results (Illinois Report Card 2024–25).

What is the racial makeup of Costello School?

Hispanic 80%, White 12%, Black 5%, Two or more races 2% (221 students, 2023–24).

How much do homes near Costello School cost?

The typical home value in zip code 60534 is $276K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (Illinois Report Card 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.