Serving 323 students in grades Prekindergarten-5, Mill Stream Elementary School ranks in the bottom 50% of all schools in Maine for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 80-84% (which is approximately equal to the Maine state average of 82%). The percentage of students achieving proficiency in reading/language arts is 75-79% (which is lower than the Maine state average of 84%).
The student:teacher ratio of 11:1 is equal to the Maine state level of 11:1.
Minority enrollment is 8% of the student body (majority Hispanic and Asian), which is lower than the Maine state average of 14% (majority Black and Hispanic).
Quick Stats (2025)
- Grades: Prekindergarten-5
- Enrollment: 323 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 8%
- Overall Testing Rank: Bottom 50% in ME
- Math Proficiency: 80-84% (Top 50%)
- Reading Proficiency: 75-79% (Btm 50%)
- Science Proficiency: 20-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), ME Dept. of Education
Top Rankings
Mill Stream Elementary School ranks among the top 20% of public schools in Maine for:
Category
Attribute
Percent Eligible For Free Lunch
School Overview
Mill Stream Elementary School's student population of 323 students has stayed relatively flat over five school years.
The teacher population of 29 teachers has declined by 9% over five school years.
Grades Offered
Grades Prekindergarten-5
Total Students
323 students
Gender %
Total Classroom Teachers
29 teachers
Students by Grade
School Rankings
Mill Stream Elementary School ranks within the bottom 50% of all 512 schools in Maine (based off of combined math and reading proficiency testing data).
The diversity score of Mill Stream Elementary School is 0.15, which is less than the diversity score at state average of 0.26. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#345 out of 512 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
80-84%
82%
Reading/Language Arts Test Scores (% Proficient)
75-79%
84%
Science Test Scores (% Proficient)
20-29%
37%
Student : Teacher Ratio
11:1
11:1
American Indian
n/a
1%
Asian
2%
1%
Hispanic
2%
3%
Black
n/a
5%
White
92%
86%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
53%
33%
Eligible for Reduced Lunch
11%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ME Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Mill Stream Elementary School's ranking?
Mill Stream Elementary School is ranked #345 out of 512 schools, which ranks it among the bottom 50% of public schools in Maine.
What percent of students have achieved state testing proficiency in math and reading?
80-84% of students have achieved math proficiency (compared to the 82% ME state average), while 75-79% of students have achieved reading proficiency (compared to the 84% ME state average).
How many students attend Mill Stream Elementary School?
323 students attend Mill Stream Elementary School.
What is the racial composition of the student body?
92% of Mill Stream Elementary School students are White, 4% of students are Two or more races, 2% of students are Asian, and 2% of students are Hispanic.
What is the student:teacher ratio of Mill Stream Elementary School?
Mill Stream Elementary School has a student ration of 11:1, which is equal to the Maine state average of 11:1.
What grades does Mill Stream Elementary School offer ?
Mill Stream Elementary School offers enrollment in grades Prekindergarten-5
What school district is Mill Stream Elementary School part of?
Mill Stream Elementary School is part of RSU 54/MSAD 54 School District.
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