Excellent
#148 of 2,221 schools in MO
Top 7% in state
Mosaic Elementary
Elementary School · MEHLVILLE R-IX
3701 Will Ave., St. Louis, MO 63125
Enrollment
251
Student-Teacher
14.8:1
Score
8.5
Grades
Kindergarten – 5th
Enrollment
251
Student-Teacher
14.8:1
Score
8.5
Grades
Kindergarten – 5th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Missouri schools
#148 of 2,221
In St. Louis
#11 of 193
public schools
In district
#3 of 18
MEHLVILLE R-IX
Academic performance
9.5 / 10
Excellent
Shortlisting around Mosaic Elementary?
Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Mosaic Elementary
Elementary School in St. Louis · grades Kindergarten – 5th. Start here, then compare fit against nearby and district options.
At Home Academy
0.2 mi away. Use as a geographic alternative in the same move search.
Mehlville High School
0.3 mi away. Use as a geographic alternative in the same move search.
About Mosaic Elementary
Mosaic Elementary is a public elementary school in St. Louis, MO, part of MEHLVILLE R-IX. Mosaic Elementary serves approximately 251 students, and covers grades Kindergarten-5th, and has a 14.8:1 student-teacher ratio.
Mosaic Elementary has a current MySchoolScout rating of 8.5 out of 10 and ranks #148 of 2,221 schools in MO. Structured state assessment records for Mosaic Elementary show 66% math proficiency (multi-year average, 2017-2025) and 69% reading/ELA proficiency (multi-year average, 2017-2025).
- This school 8.5 · Excellent
- District avg 7.2
- MO avg 6.4
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Mosaic Elementary — Students at Mosaic Elementary score 73% proficient, which is above what's typical for similar communities (expected: 60%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
7.2%
Students qualifying for federal meal assistance
Test Scores MO MAP (2024-25)
Based on 21 test records from MO state assessments. About our data
Proficiency Trend
↑ ImprovingAverage 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: 9.1/10.
How Mosaic Elementary Compares
See how Mosaic Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
3701 Will Ave., St. Louis, MO 63125
Nearby Alternatives
Families considering Mosaic Elementary may also want to explore other elementary schools in the area. BEASLEY ELEM. (rated 8.5/10, 2.0 miles away), with a very similar rating. Another option is ST MARK SCHOOL (rated 8.2/10, 1.4 miles away), with a comparable rating. Additionally, DRESSEL ELEMENTARY SCHOOL (rated 7.8/10, 2.1 miles away), with a comparable rating. For more schools in St. Louis, see our St. Louis schools guide .
Nearby Schools
20 within 2.6 mi| School | Distance | Rating |
|---|---|---|
| At Home Academy St. Louis | 0.2 mi | — |
| MEHLVILLE HIGH SCHOOL St. Louis | 0.3 mi | 6.9 |
| GREEN PARK LUTHERAN SCHOOL St. Louis | 0.7 mi | 5.5 |
| MARGARET BUERKLE MIDDLE St. Louis | 0.9 mi | 5.1 |
| BIERBAUM ELEM. St. Louis | 1.0 mi | 6.4 |
| ST MARK SCHOOL St. Louis | 1.4 mi | 8.2 |
| BERNARD MIDDLE St. Louis | 1.6 mi | 7.9 |
| FORDER ELEM. St. Louis | 1.6 mi | 6.5 |
| ST SIMON THE APOSTLE St. Louis | 1.8 mi | 6.3 |
| ST MARGARET MARY ALACOQUE SCHOOL St. Louis | 2.2 mi | 5.1 |
| HANCOCK PLACE MIDDLE Lemay | 1.8 mi | 4.0 |
| BEASLEY ELEM. St. Louis | 2.0 mi | 8.5 |
| HANCOCK SR. HIGH St. Louis | 1.9 mi | 7.0 |
| JOHN CARY EARLY CHILDHOOD CTR. St. Louis | 2.2 mi | 3.6 |
| DRESSEL ELEMENTARY SCHOOL St. Louis | 2.1 mi | 7.8 |
| BLADES ELEM. St. Louis | 2.5 mi | 7.1 |
| BAYLESS SENIOR HIGH St. Louis | 2.6 mi | 6.7 |
| OAKVILLE ELEM. St. Louis | 2.6 mi | 7.6 |
| BAYLESS JUNIOR HIGH St. Louis | 2.6 mi | 7.3 |
| BAYLESS ELEMENTARY St. Louis | 2.6 mi | 7.8 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 63125 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$59,683
Median Home Value
$166,200
Median Rent
$920/mo
Population
32,701
College Educated
22.1%
Homeownership
74%
Avg Commute
24 min
Poverty Rate
10.8%
Median Age
38.4
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BEASLEY ELEM. St. Louis, MO | 8.5 |
| BLAIR OAKS ELEM. Jefferson City, MO | 8.5 |
| CARTERVILLE ELEM. Carterville, MO | 8.5 |
| FIELD ELEM. St. Joseph, MO | 8.5 |
| GLENWOOD ELEM. West Plains, MO | 8.5 |
| KELSEY NORMAN ELEM. Joplin, MO | 8.5 |
Frequently Asked Questions
Common questions about Mosaic Elementary
What grades does Mosaic Elementary serve?
Mosaic Elementary serves students in grades Kindergarten through 5th.
How many students attend Mosaic Elementary?
Mosaic Elementary has an enrollment of approximately 251 students.
What is the student-teacher ratio at Mosaic Elementary?
The student-teacher ratio at Mosaic Elementary is 14.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mosaic Elementary rank in MO?
Mosaic Elementary ranks #148 of 2,221 schools in MO.
What is Mosaic Elementary's MySchoolScout rating?
Mosaic Elementary has a current MySchoolScout rating of 8.5 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 Mosaic Elementary?
Based on loaded state assessment records, Mosaic Elementary has 66% math proficiency (multi-year average, 2017-2025) and 69% reading/ELA proficiency (multi-year average, 2017-2025).
Is Mosaic Elementary a charter school?
No, Mosaic Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Mosaic Elementary a Title I school?
No, Mosaic Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mosaic Elementary?
7.2% of students at Mosaic 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.
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 251
- Student-Teacher Ratio
- 14.8:1
- Teachers (FTE)
- 17
- Free/Reduced Lunch
- 7.2%
- Type
- regular
- Setting
- Large Suburb
- County
- St. Louis County
- Chronic Absenteeism (SY 2022-23)
- 12.0%
- Phone
- (314) 467-7900
Resources & Links
District
MEHLVILLE R-IX- District Enrollment
- 10,162
- Schools in District
- 19
- Per-Pupil Spending
- $12,165
- District Rank
- #3 of 18
Other Schools in This District
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateRelated reading
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.