Excellent
#22 of 2,105 schools in WI
Top 1% in state
Mill Valley Elementary
Elementary School · Muskego-Norway School District
W191S6445 Hillendale Dr, Muskego, WI 53150
Enrollment
428
Student-Teacher
12.6:1
Score
9.4
Grades
Pre-K – 4th
Enrollment
428
Student-Teacher
12.6:1
Score
9.4
Grades
Pre-K – 4th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Wisconsin schools
#22 of 2,105
In Muskego
#1 of 5
public schools
In district
#1 of 6
Muskego-Norway School District
Academic growth
9.6 / 10
Excellent
Shortlisting around Mill Valley Elementary?
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Mill Valley Elementary
Elementary School in Muskego · grades Pre-K – 4th. Start here, then compare fit against nearby and district options.
Bay Lane Elementary
2.3 mi away. Use as a geographic alternative in the same move search.
Muskego High
3.0 mi away. Use as a geographic alternative in the same move search.
About Mill Valley Elementary
Mill Valley Elementary is a public elementary school in Muskego, WI, part of Muskego-Norway School District. Mill Valley Elementary serves approximately 428 students, and covers grades Pre-K-4th, and has a 12.6:1 student-teacher ratio. Mill Valley Elementary has a current MySchoolScout rating of 9.4 out of 10 and ranks #22 of 2,105 schools in WI.
Structured state assessment records for Mill Valley Elementary show 82% math proficiency (multi-year average, 2009-2025) and 75% reading/ELA proficiency (multi-year average, 2009-2025).
- This school 9.4 · Excellent
- District avg 9.2
- WI avg 6.8
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Mill Valley Elementary — Students at Mill Valley Elementary score 77% proficient, which is above what's typical for similar communities (expected: 63%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
15.4%
Students qualifying for federal meal assistance
Test Scores WI FORWARD (2024-25)
Based on 32 test records from WI state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.6/10.
How Mill Valley Elementary Compares
See how Mill Valley Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Location
W191S6445 Hillendale Dr, Muskego, WI 53150
Nearby Alternatives
Families considering Mill Valley Elementary may also want to explore other elementary schools in the area. Bay Lane Elementary (rated 8.9/10, 2.3 miles away), with a comparable rating. Another option is Poplar Creek Elementary (rated 8.7/10, 4.7 miles away, in nearby New Berlin), with a comparable rating. Additionally, Big Bend Elementary (rated 8.6/10, 3.9 miles away, in nearby Big Bend), with a comparable rating. For more schools in Muskego, see our Muskego schools guide .
Nearby Schools
20 within 4.8 mi| School | Distance | Rating |
|---|---|---|
| Bay Lane Elementary Muskego | 2.3 mi | 8.9 |
| Muskego High Muskego | 3.0 mi | 5.9 |
| Ronald Reagan Elementary New Berlin | 3.0 mi | 8.5 |
| STAR OF BETHLEHEM LUTHERAN SCHOOL New Berlin | 3.8 mi | 4.0 |
| HOLY APOSTLES SCHOOL New Berlin | 3.9 mi | 6.0 |
| New Berlin West Middle/High New Berlin | 4.3 mi | 7.9 |
| ST PAULS LUTHERAN SCHOOL Muskego | 3.2 mi | 4.5 |
| ST JOSEPH ELEMENTARY SCHOOL Big Bend | 3.9 mi | 6.5 |
| Elmwood Elementary New Berlin | 3.4 mi | 7.8 |
| Big Bend Elementary Big Bend | 3.9 mi | 8.6 |
| Poplar Creek Elementary New Berlin | 4.7 mi | 8.7 |
| CHRIST LUTHERAN SCHOOL Big Bend | 4.1 mi | 5.2 |
| Eisenhower Middle/High New Berlin | 4.1 mi | 8.2 |
| Lake Denoon Middle Muskego | 5.3 mi | 8.7 |
| HERITAGE CHRISTIAN SCHOOLS New Berlin | 4.9 mi | 8.2 |
| Muskego Lakes Middle Muskego | 4.4 mi | 9.0 |
| Heyer Elementary Waukesha | 5.2 mi | 6.6 |
| HALES CORNERS LUTHERAN SCHOOL Hales Corners | 4.4 mi | 5.6 |
| MESSIAH LUTHERAN SCHOOL Hales Corners | 4.8 mi | — |
| Country Dale Elementary Franklin | 4.8 mi | 8.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 53150 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$113,125
Median Home Value
$390,500
Median Rent
$1,230/mo
Population
26,142
College Educated
44.3%
Homeownership
86.5%
Avg Commute
23.3 min
Poverty Rate
3.7%
Median Age
46.1
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Park Lawn Elementary Oconomowoc, WI | 9.4 |
| Shorewood Hills Elementary Madison, WI | 9.4 |
| College Park Elementary Greendale, WI | 9.3 |
| Forest Edge Elementary School Fitchburg, WI | 9.5 |
| Kewaunee Elementary Kewaunee, WI | 9.3 |
| Lakeview Elementary Wind Lake, WI | 9.3 |
Frequently Asked Questions
Common questions about Mill Valley Elementary
What grades does Mill Valley Elementary serve?
Mill Valley Elementary serves students in grades Pre-K through 4th.
How many students attend Mill Valley Elementary?
Mill Valley Elementary has an enrollment of approximately 428 students.
What is the student-teacher ratio at Mill Valley Elementary?
The student-teacher ratio at Mill Valley Elementary is 12.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mill Valley Elementary rank in WI?
Mill Valley Elementary ranks #22 of 2,105 schools in WI.
What is Mill Valley Elementary's MySchoolScout rating?
Mill Valley Elementary has a current MySchoolScout rating of 9.4 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Mill Valley Elementary?
Based on loaded state assessment records, Mill Valley Elementary has 82% math proficiency (multi-year average, 2009-2025) and 75% reading/ELA proficiency (multi-year average, 2009-2025).
Is Mill Valley Elementary a charter school?
No, Mill Valley Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Mill Valley Elementary a Title I school?
No, Mill Valley Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mill Valley Elementary?
15.4% of students at Mill Valley Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
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Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 4th
- Enrollment
- 428
- Student-Teacher Ratio
- 12.6:1
- Teachers (FTE)
- 34
- Free/Reduced Lunch
- 15.4%
- Type
- regular
- Setting
- Large Suburb
- County
- Waukesha County
- Chronic Absenteeism (SY 2022-23)
- 6.1%
- Phone
- (262) 971-1830
Resources & Links
District
Muskego-Norway School District- District Enrollment
- 4,659
- Schools in District
- 6
- Per-Pupil Spending
- $14,038
- District Rank
- #1 of 6
Other Schools in This District
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