Lillian G Mason Elementary School

Elementary school·Grades 3-5 Grand Blanc, Michigan·48439
Score
88.7/100
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#140
Among 1,239 Michigan elementary schools
#1
In Grand Blanc Community Schools
#1
In Grand Blanc
Top 12%
In Michigan

Score 88.7/100: better than 88% of Michigan elementary schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2025-26)

% proficient on state tests in Michigan, all students. Colored bars are green when the school is at or above the average for similar Michigan schools.

English language arts
65%
Similar Michigan schools ≈ 44%, better than 88% of them
341 students tested
Math
66%
Similar Michigan schools ≈ 41%, better than 89% of them
340 students tested
Science
62%
Similar Michigan schools ≈ 42%, better than 86% of them
102 students tested
All Michigan schools (ELA / math)
48% / 35%
State average across every school type, 2025-26
All 8 published results by grade and test

As published by Michigan Center for Educational Performance and Information (MI School Data). "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 3M-STEP55.6126
English language artsGrade 4M-STEP70.5112
English language artsGrade 5M-STEP70.9103
MathGrade 3M-STEP63.5126
MathGrade 4M-STEP67.9112
MathGrade 5M-STEP66.7102
ScienceGrade 5M-STEP61.8102
Social studiesGrade 5M-STEP68.9103

School profile

Grades
3-5
Students
345
Type
Elementary school
Charter school
No
Program
Regular

Students

Enrollment
345
Typical elementary school: 366
Free or reduced-price lunch
37%
Typical elementary school: 50%

District and location

City
Genesee County

Contact

Address
4455 E COOK RD
Grand Blanc, MI 48439
District website
Shared by several schools in the district

"Typical" is the middle (median) elementary school in Michigan. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby elementary schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Lillian G Mason Elementary School at a glance

Lillian G Mason Elementary School is a public elementary school in Grand Blanc, Michigan, serving grades 3-5. It is part of Grand Blanc Community Schools. It has about 345 students (a typical Michigan elementary school has 366). About 37% of students are eligible for free or reduced-price lunch, compared with 50% at a typical Michigan elementary school, which is useful context when reading test results.

In 2025-26 state tests, 65% in English language arts (similar schools: 44%) and 66% in math (similar schools: 41%) reached the state standard (% proficient). On our score, which compares it only with other Michigan elementary schools, it scores 88.7 out of 100: better than 88% of them, ranking #140 of 1,239. Its English language arts result rose by 3 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.