Costello School

www.sd103.com/costello

228 Students

Elementary School Pre-K - 5th

School Overview

Costello School, located at 4632 Clyde Ave in Lyons, Illinois, is a public elementary school serving students in the Lyons School District 103. The school is known for fostering a supportive educational environment that focuses on foundational learning and social-emotional development. Its central location in the village of Lyons makes it an accessible community hub, dedicated to preparing students for the transition to middle school through a curriculum that emphasizes core subjects like reading, mathematics, and science.

Beyond academics, Costello School places a strong emphasis on community involvement and inclusivity. The school works closely with local families to promote a positive school culture, often hosting events and initiatives that encourage parent participation. With a commitment to meeting the diverse needs of its student body, Costello School strives to provide a safe, structured, and engaging atmosphere that helps children build both their academic potential and their character.

228

Total Students

26.7

Full-Time Teachers

8.5

Student/Teacher Ratio

N/A

Free/Reduced Lunch

Student Demographics

Student Demographics Data Table

Student Demographics for Costello School
Demographic	Student Count
White	21
Hispanic	191
Black	7
Asian	4
Two or More	4
American Indian	1

Hispanic
191 (83.8%)
White
21 (9.2%)
Black
7 (3.1%)
Asian
4 (1.8%)
Two or More
4 (1.8%)
American Indian
1 (0.4%)

School Location

School Details

Status:	Open
School Level:	Elementary School
School Type:	Regular School
Charter Status:*	Public Non-Charter
Virtual Instruction:	No virtual instruction
Shared Time Status:	No
District:	Lyons SD 103
Phone:	(708)783-4300
Website:	http://www.sd103.com/costello
Grade Range:	Pre-K - 5th
Total Students:	228
Full-Time Teachers (FTE):	26.7
Pupil/Teacher Ratio:	8.5
NSLP Participation:¹	Yes under Community Eligibility Option (CEO)
Qualified Free Lunch:	0
Qualified Reduced Lunch:	0

* Charter Schools: A public charter school is a publicly funded school that operates independently under a legislative contract (or "charter") with a state, school district, or designated authorizing entity. Charters grant these schools greater operational flexibility over curriculum, staffing, and budgeting in exchange for strict accountability to achieve performance standards established in their charter agreement.

¹ National School Lunch Program (NSLP): The National School Lunch Program is a federally assisted meal program operating in public and nonprofit private schools. It provides nutritionally balanced, low-cost or free lunches to eligible children each school day based on household income thresholds or community eligibility options (CEO).

Title I Program Overview: Title I, Part A of the Elementary and Secondary Education Act (ESEA) allocates federal financial assistance to local educational agencies and public schools with high percentages of children from low-income families to help ensure that all children meet challenging state academic standards.

Grades Taught

Pre-Kindergarten 24

Kindergarten 31

Grade 1 32

Grade 2 35

Grade 3 29

Grade 4 39

Grade 5 38