Serving 428 students in grades Prekindergarten-4, Mill Valley Elementary School ranks in the top 1% of all schools in Wisconsin for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).
The percentage of students achieving proficiency in math is 92% (which is higher than the Wisconsin state average of 39%). The percentage of students achieving proficiency in reading/language arts is 76% (which is higher than the Wisconsin state average of 38%).
The student:teacher ratio of 13:1 is equal to the Wisconsin state level of 13:1.
Minority enrollment is 16% of the student body (majority Hispanic), which is lower than the Wisconsin state average of 33% (majority Hispanic).
Quick Stats (2025)
- Grades: Prekindergarten-4
- Enrollment: 428 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 16%
- Overall Testing Rank: Top 1% in WI
- Math Proficiency: 92% (Top 1%)
- Reading Proficiency: 76% (Top 1%)
- Science Proficiency: 90-94% (Top 1%)
- Source: National Center for Education Statistics (NCES), WI Dept. of Education
Top Rankings
Mill Valley Elementary School ranks among the top 20% of public schools in Wisconsin for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Mill Valley Elementary School's student population of 428 students has declined by 25% over five school years.
The teacher population of 34 teachers has declined by 5% over five school years.
Grades Offered
Grades Prekindergarten-4
(offers virtual instruction)
(offers virtual instruction)
Total Students
428 students
Gender %
Total Classroom Teachers
34 teachers
Students by Grade
School Rankings
Mill Valley Elementary School ranks within the top 1% of all 1,991 schools in Wisconsin (based off of combined math and reading proficiency testing data).
The diversity score of Mill Valley Elementary School is 0.28, which is less than the diversity score at state average of 0.53. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#5 out of 1991 schools
(Top 1%)
(Top 1%)
Math Test Scores (% Proficient)
92%
39%
Reading/Language Arts Test Scores (% Proficient)
76%
38%
Science Test Scores (% Proficient)
90-94%
44%
Student : Teacher Ratio
13:1
13:1
American Indian
n/a
1%
Asian
n/a
4%
Hispanic
10%
14%
Black
n/a
9%
White
84%
67%
Hawaiian
n/a
n/a
Two or more races
6%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
12%
37%
Eligible for Reduced Lunch
3%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WI Dept. of Education
Frequently Asked Questions
What is Mill Valley Elementary School's ranking?
Mill Valley Elementary School is ranked #5 out of 1,991 schools, which ranks it among the top 1% of public schools in Wisconsin.
What schools are Mill Valley Elementary School often compared to?
Mill Valley Elementary Schoolis often viewed alongside schools like Marcy Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
92% of students have achieved math proficiency (compared to the 39% WI state average), while 76% of students have achieved reading proficiency (compared to the 38% WI state average).
How many students attend Mill Valley Elementary School?
428 students attend Mill Valley Elementary School.
What is the racial composition of the student body?
84% of Mill Valley Elementary School students are White, 10% of students are Hispanic, and 6% of students are Two or more races.
What is the student:teacher ratio of Mill Valley Elementary School?
Mill Valley Elementary School has a student ration of 13:1, which is equal to the Wisconsin state average of 13:1.
What grades does Mill Valley Elementary School offer ?
Mill Valley Elementary School offers enrollment in grades Prekindergarten-4 (offers virtual instruction).
What school district is Mill Valley Elementary School part of?
Mill Valley Elementary School is part of Muskego-Norway School District.
School Reviews
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