Mason Elementary School

27600 Colbern Rd
Lees Summit, MO 64086
(School attendance zone shown in map)
9/
10
Top 20%
Serving 505 students in grades Kindergarten-5, Mason Elementary School ranks in the top 20% of all schools in Missouri for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 60% (which is higher than the Missouri state average of 40%). The percentage of students achieving proficiency in reading/language arts is 60% (which is higher than the Missouri state average of 43%).
The student-teacher ratio of 16:1 is higher than the Missouri state level of 12:1.
Minority enrollment is 24% of the student body (majority Black), which is lower than the Missouri state average of 32% (majority Black).

Quick Facts (2025)

  • Grades: Kindergarten-5
  • Enrollment: 505 students
  • Student-Teacher Ratio: 16:1
  • Minority Enrollment: 24%
  • : Top 20% in MO
  • : 60% (Top 20%)
  • : 60% (Top 20%)
  • : 55-59% (Top 10%)
  • Source: National Center for Education Statistics (NCES), MO Dept. of Education

Top Rankings

Mason Elementary School ranks among the top 20% of public schools in Missouri for:

School Overview

Mason Elementary School's student population of 505 students has stayed relatively flat over five school years.
The teacher population of 31 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
Total Students
505 students
Gender %
Total Classroom Teachers
31 teachers
Year Founded
1941
School Calendar
Last Day of School
Tue. Jun 2, 2026
School Motto
Every day our school community exemplifies LSR7's proud tradition of supporting academic excellence, producing data-driven results, and creating innovative, enriching opportunities for students.

School Rankings

Mason Elementary School ranks within the top 20% of all 2,076 schools in Missouri (based off of combined math and reading proficiency testing data).
The diversity score of Mason Elementary School is 0.41, which is less than the diversity score at state average of 0.51. The school's diversity has stayed relatively flat over five school years.
This School
State Level (MO)
#213 out of 2076 schools
(Top 20%)
60%
40%
60%
43%
55-59%
38%
Student-Teacher Ratio
16:1
12:1
American Indian
n/a
n/a
Asian
1%
2%
Hispanic
5%
8%
Black
10%
15%
White
76%
68%
Hawaiian
n/a
1%
Two or more races
8%
6%
All Ethnic Groups
0.41
Eligible for Free Lunch
10%
42%
Eligible for Reduced Lunch
2%
7%
Source: National Center for Education Statistics (NCES), MO Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Mason Elementary School's ranking?
Mason Elementary School is ranked #213 out of 2,076 schools, which ranks it among the top 20% of public schools in Missouri.
What percent of students have achieved state testing proficiency in math and reading?
60% of students have achieved math proficiency (compared to the 40% MO state average), while 60% of students have achieved reading proficiency (compared to the 43% MO state average).
How many students attend Mason Elementary School?
505 students attend Mason Elementary School.
What is the racial composition of the student body?
76% of Mason Elementary School students are White, 10% of students are Black, 8% of students are Two or more races, 5% of students are Hispanic, and 1% of students are Asian.
What is the student-teacher ratio of Mason Elementary School?
Mason Elementary School has a student ration of 16:1, which is higher than the Missouri state average of 12:1.
What grades does Mason Elementary School offer ?
Mason Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Mason Elementary School part of?
Mason Elementary School is part of Lee's Summit R-VII School District.

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Quick Facts (2025)

  • Grades: Kindergarten-5
  • Enrollment: 505 students
  • Student-Teacher Ratio: 16:1
  • Minority Enrollment: 24%
  • : Top 20%
  • : 60% (Top 20%)
  • : 60% (Top 20%)
  • : 55-59% (Top 10%)
  • Source: National Center for Education Statistics (NCES), MO Dept. of Education

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