Mason Elementary School

4217 W 18th St
Chicago, IL 60623
(School attendance zone shown in map)
1/
10
Bottom 50%
Serving 241 students in grades Prekindergarten-8, Mason Elementary School ranks in the bottom 50% of all schools in Illinois for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤5% (which is lower than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 6-9% (which is lower than the Illinois state average of 30%).
The student-teacher ratio of 12:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 99% of the student body (majority Black), which is higher than the Illinois state average of 55% (majority Hispanic and Black).

Quick Facts (2026-27)

  • Grades: Prekindergarten-8
  • Enrollment: 241 students
  • Student-Teacher Ratio: 12:1
  • Minority Enrollment: 99%
  • : Bottom 50% in IL
  • : ≤5% (Btm 50%)
  • : 6-9% (Btm 50%)
  • : 11-19% (Btm 50%)
  • : Mason Elementary School serves the northwest part of Chicago, IL, covering an area of approximately 0.4 square miles. Families within this zone can typically reach the school within 5 to 10 minutes, with the furthest edge located about 0.6 miles away.
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

School Overview

Mason Elementary School's student population of 241 students has declined by 20% over five school years.
The teacher population of 20 teachers has declined by 28% over five school years.
Grades Offered
Grades Prekindergarten-8
Total Students
241 students
Total Classroom Teachers
20 teachers
School Calendar
School Motto
The Mason School empowers students to become lifelong learners by giving them the necessary tools for success.

School Rankings

Mason Elementary School ranks within the bottom 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Mason Elementary School is 0.30, which is less than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
This School
State Level (IL)
#3239 out of 3542 schools
(Bottom 50%)
≤5%
27%
6-9%
30%
11-19%
50%
Student-Teacher Ratio
12:1
13:1
American Indian
n/a
n/a
Asian
n/a
6%
Hispanic
17%
29%
Black
82%
16%
White
1%
45%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
99%
0.30
(22-23)
41.5%
29.7%
Eligible for Free Lunch
100%
43%
Eligible for Reduced Lunch (10-11)
5%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education

Frequently Asked Questions

What is Mason Elementary School's ranking?
Mason Elementary School is ranked #3239 out of 3,542 schools, which ranks it among the bottom 50% of public schools in Illinois.
What schools are Mason Elementary School often compared to?
Mason Elementary Schoolis often viewed alongside schools like Howe Elementary School, Stowe Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
≤5% of students have achieved math proficiency (compared to the 27% IL state average), while 6-9% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend Mason Elementary School?
241 students attend Mason Elementary School.
What is the racial composition of the student body?
82% of Mason Elementary School students are Black, 17% of students are Hispanic, and 1% of students are White.
What is the student-teacher ratio of Mason Elementary School?
Mason Elementary School has a student ration of 12:1, which is lower than the Illinois state average of 13:1.
What grades does Mason Elementary School offer ?
Mason Elementary School offers enrollment in grades Prekindergarten-8
What school district is Mason Elementary School part of?
Mason Elementary School is part of Chicago Public Schools Dist 299.
In what neighborhood is Mason Elementary School located?
Mason Elementary School is located in the North Lawndale neighborhood of Chicago, IL. There are 18 other public schools located in North Lawndale.

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Quick Facts (2026-27)

  • Grades: Prekindergarten-8
  • Enrollment: 241 students
  • Student-Teacher Ratio: 12:1
  • Minority Enrollment: 99%
  • : Bottom 50%
  • : ≤5% (Btm 50%)
  • : 6-9% (Btm 50%)
  • : 11-19% (Btm 50%)
  • : Mason Elementary School serves the northwest part of Chicago, IL, covering an area of approximately 0.4 square miles. Families within this zone can typically reach the school within 5 to 10 minutes, with the furthest edge located about 0.6 miles away.
  • Source: National Center for Education Statistics (NCES), IL Dept. of Education

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