Serving 534 students in grades Prekindergarten-5, Stone Mill Elementary School ranks in the top 5% of all schools in Maryland for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 69% (which is higher than the Maryland state average of 25%). The percentage of students achieving proficiency in reading/language arts is 80% (which is higher than the Maryland state average of 45%).
The student:teacher ratio of 14:1 is equal to the Maryland state level of 14:1.
Minority enrollment is 78% of the student body (majority Asian), which is higher than the Maryland state average of 68% (majority Black and Hispanic).
Quick Stats (2025)
Grades: Prekindergarten-5
Enrollment: 534 students
Student:Teacher Ratio: 14:1
Minority Enrollment: 78%
Overall Testing Rank
: Top 5% in MD
Math Proficiency
: 69% (Top 5%)
Reading Proficiency
: 80% (Top 5%)
Science Proficiency
: 45-49% (Top 30%)
Source: National Center for Education Statistics (NCES), MD Dept. of Education
Stone Mill Elementary School ranks within the top 5% of all 1,347 schools in Maryland (based off of combined math and reading proficiency testing data).
The diversity score of Stone Mill Elementary School is 0.71, which is less than the diversity score at state average of 0.74. The school's diversity has stayed relatively flat over five school years.
What percent of students have achieved state testing proficiency in math and reading?
69% of students have achieved math proficiency (compared to the 25% MD state average), while 80% of students have achieved reading proficiency (compared to the 45% MD state average).
How many students attend Stone Mill Elementary School?
534 students attend Stone Mill Elementary School.
What is the racial composition of the student body?
46% of Stone Mill Elementary School students are Asian, 22% of students are White, 13% of students are Black, 11% of students are Hispanic, and 8% of students are Two or more races.
What is the student:teacher ratio of Stone Mill Elementary School?
Stone Mill Elementary School has a student ration of 14:1, which is equal to the Maryland state average of 14:1.
What grades does Stone Mill Elementary School offer ?
Stone Mill Elementary School offers enrollment in grades Prekindergarten-5 (offers virtual instruction).
What school district is Stone Mill Elementary School part of?
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Quick Stats (2025)
Grades: Prekindergarten-5
Enrollment: 534 students
Student:Teacher Ratio: 14:1
Minority Enrollment: 78%
Overall Testing Rank
: Top 5%
Math Proficiency
: 69% (Top 5%)
Reading Proficiency
: 80% (Top 5%)
Science Proficiency
: 45-49% (Top 30%)
Source: National Center for Education Statistics (NCES), MD Dept. of Education
