Serving 592 students in grades Prekindergarten-5, Prospect Mill Elementary School ranks in the top 10% of all schools in Maryland for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 62% (which is higher than the Maryland state average of 27%). The percentage of students achieving proficiency in reading/language arts is 68% (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 33% of the student body (majority Black and Asian), which is lower than the Maryland state average of 68% (majority Black).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 592 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 33%
- Overall Testing Rank: Top 10% in MD
- Math Proficiency: 62% (Top 10%)
- Reading Proficiency: 68% (Top 20%)
- Science Proficiency: 40-44% (Top 50%)
- Source: National Center for Education Statistics (NCES), MD Dept. of Education
Top Rankings
Prospect Mill Elementary School ranks among the top 20% of public schools in Maryland for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
School Overview
Prospect Mill Elementary School's student population of 592 students has stayed relatively flat over five school years.
The teacher population of 42 teachers has grown by 13% over five school years.
Grades Offered
Grades Prekindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
592 students
Gender %
Total Classroom Teachers
42 teachers
School Calendar
School Rankings
Prospect Mill Elementary School ranks within the top 10% of all 1,338 schools in Maryland (based off of combined math and reading proficiency testing data).
The diversity score of Prospect Mill Elementary School is 0.53, 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.
Overall Testing Rank
#123 out of 1338 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
62%
27%
Reading/Language Arts Test Scores (% Proficient)
68%
45%
Science Test Scores (% Proficient)
40-44%
36%
Student-Teacher Ratio
14:1
14:1
American Indian
n/a
n/a
Asian
7%
7%
Hispanic
6%
23%
Black
11%
33%
White
67%
32%
Hawaiian
n/a
n/a
Two or more races
9%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
27%
44%
Eligible for Reduced Lunch
2%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), MD Dept. of Education
Frequently Asked Questions
What is Prospect Mill Elementary School's ranking?
Prospect Mill Elementary School is ranked #123 out of 1,338 schools, which ranks it among the top 10% of public schools in Maryland.
What schools are Prospect Mill Elementary School often compared to?
Prospect Mill Elementary Schoolis often viewed alongside schools like C. Milton Wright High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
62% of students have achieved math proficiency (compared to the 27% MD state average), while 68% of students have achieved reading proficiency (compared to the 45% MD state average).
How many students attend Prospect Mill Elementary School?
592 students attend Prospect Mill Elementary School.
What is the racial composition of the student body?
67% of Prospect Mill Elementary School students are White, 11% of students are Black, 9% of students are Two or more races, 7% of students are Asian, and 6% of students are Hispanic.
What is the student-teacher ratio of Prospect Mill Elementary School?
Prospect Mill Elementary School has a student ration of 14:1, which is equal to the Maryland state average of 14:1.
What grades does Prospect Mill Elementary School offer ?
Prospect Mill Elementary School offers enrollment in grades Prekindergarten-5 (Supplemental Virtual).
What school district is Prospect Mill Elementary School part of?
Prospect Mill Elementary School is part of Harford County Public Schools.
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