Excellent
#126 of 2,216 schools in MO
Top 6% in state
Ralph M. Captain Elem.
Elementary School · CLAYTON
6345 NORTHWOOD AVE, Clayton, MO 63105
Enrollment
287
Student-Teacher
9.3:1
Score
8.5
Grades
Kindergarten – 5th
Enrollment
287
Student-Teacher
9.3:1
Score
8.5
Grades
Kindergarten – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Clayton
#3 of 6
public schools
Missouri elementary schools
#89 of 1,202
In district
#3 of 5
CLAYTON
School environment
9.9 / 10
Exceptional
About Ralph M. Captain Elem.
Ralph M. Captain Elem. is a public elementary school in Clayton, MO, part of the CLAYTON. The school serves approximately 287 students in grades Kindergarten – 5th with a student-teacher ratio of 9.3:1.
It holds a MySchoolScout rating of 8.5/10, placing it in the 94.4th percentile among MO schools — an above average rating overall. Students demonstrate 64% proficiency in math and 72% in reading/language arts. The school scores particularly well in school environment (9.9/10).
Located in a neighborhood with a median household income of $119,446, where 85% of adults hold a bachelor's degree or higher. The school is situated in a large suburban setting.
What Parents Should Know
With a student-teacher ratio of 9.3:1, Ralph M. Captain Elem. offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Data not available for this school
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Ralph M. Captain Elem. — Students at Ralph M. Captain Elem. score 67% proficient, which is above what's typical for similar communities (expected: 58%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
5.6%
Students qualifying for federal meal assistance
Test Scores MO EDFACTS (2021-22)
Based on 6 test records from MO state assessments. About our data
Proficiency Trend
→ StableAverage 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: 7.4/10.
How Ralph M. Captain Elem. Compares
See how Ralph M. Captain Elem. performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 67% (2019) to 62% (2022). Reading/ELA proficiency has remained stable from 72% (2019) to 72% (2022).
Location
6345 NORTHWOOD AVE, Clayton, MO 63105
Nearby Alternatives
Families considering Ralph M. Captain Elem. may also want to explore other elementary schools in the area. THE ST MICHAEL SCHOOL OF CLAYTON (rated 9.1/10, 0.4 miles away, in nearby St. Louis), which scores slightly higher. Another option is FORSYTH SCHOOL (rated 8.8/10, 0.6 miles away, in nearby St. Louis), which scores slightly higher. Additionally, GLENRIDGE ELEM. (rated 8.8/10, 0.9 miles away), which scores slightly higher. For more schools in Clayton, see our Clayton schools guide .
Nearby Schools
20 within 1.5 mi| School | Distance | Rating |
|---|---|---|
| WYDOWN MIDDLE Clayton | 0.0 mi | 8.8 |
| THE WILSON SCHOOL Clayton | 0.3 mi | 8.2 |
| A GROWING PLACE MONTESSORI SCHOOL St. Louis | 0.4 mi | — |
| THE ST MICHAEL SCHOOL OF CLAYTON St. Louis | 0.4 mi | 9.1 |
| OUR LADY OF LOURDES SCHOOL Clayton | 0.5 mi | 7.5 |
| FORSYTH SCHOOL St. Louis | 0.6 mi | 8.8 |
| DEWEY SCH.-INTERNAT'L. STUDIES St. Louis | 0.9 mi | 5.7 |
| FLYNN PARK ELEM. University City | 1.0 mi | 4.8 |
| INTERNATIONAL SCHOOLHOUSE St. Louis | 1.1 mi | 6.2 |
| GLENRIDGE ELEM. Clayton | 0.9 mi | 8.8 |
| JULIA GOLDSTEIN EARLY CHILD. University City | 1.2 mi | 7.8 |
| ST ROCH SCHOOL St. Louis | 1.1 mi | 7.7 |
| LITTLE FLOWER CATHOLIC SCHOOL St. Louis | 1.1 mi | 6.9 |
| MRH ELEMENTARY Richmond Heights | 1.4 mi | 8.6 |
| WILKINSON EARLY CHILDHOOD CTR. St. Louis | 1.5 mi | 6.8 |
| PERSHING ELEM. University City | 1.6 mi | 6.5 |
| HAMILTON ELEM. COMMUNITY ED. St. Louis | 1.4 mi | 5.7 |
| CHRIST THE KING CATHOLIC SCHOOL St. Louis | 1.6 mi | 7.1 |
| JACKSON PARK ELEM. University City | 1.7 mi | 8.1 |
| MERAMEC ELEM. Clayton | 1.5 mi | 7.9 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 63105 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$119,446
Median Home Value
$735,500
Median Rent
$1,520/mo
Population
18,860
College Educated
84.6%
Homeownership
56.4%
Avg Commute
17.2 min
Poverty Rate
9.4%
Median Age
30.3
Community Profile
The community surrounding Ralph M. Captain Elem. has a median household income of $119,446. It is a well-educated community where 85% of adults hold a bachelor's degree or higher. The median home value in the area is $735,500, with a median rent of $1,520/month. The local poverty rate of 9.4% is relatively low. Residents enjoy a short average commute of 17 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BEAUFORT ELEM. Beaufort, MO | 8.5 |
| CASSVILLE INTERMEDIATE Cassville, MO | 8.5 |
| DEWEY ELEMENTARY Chillicothe, MO | 8.5 |
| EAST ELEM. Jefferson City, MO | 8.5 |
| MALLINCKRODT A.B.I. ELEM. St. Louis, MO | 8.5 |
| MAYSVILLE ELEM. Maysville, MO | 8.5 |
Frequently Asked Questions
Common questions about Ralph M. Captain Elem.
What grades does Ralph M. Captain Elem. serve?
Ralph M. Captain Elem. serves students in grades Kindergarten through 5th.
How many students attend Ralph M. Captain Elem.?
Ralph M. Captain Elem. has an enrollment of approximately 287 students.
What is the student-teacher ratio at Ralph M. Captain Elem.?
The student-teacher ratio at Ralph M. Captain Elem. is 9.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Ralph M. Captain Elem. rank in MO?
Ralph M. Captain Elem. is ranked #126 out of 2,216 schools in MO.
What is Ralph M. Captain Elem.'s MySchoolScout rating?
Ralph M. Captain Elem. has a composite rating of 8.5 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Ralph M. Captain Elem.?
Based on the most recent state assessment data, Ralph M. Captain Elem. has 63.7% math proficiency and 72.0% reading/ELA proficiency.
Is Ralph M. Captain Elem. a charter school?
No, Ralph M. Captain Elem. is not a charter school. It is a traditional public school operated by the local school district.
Is Ralph M. Captain Elem. a Title I school?
No, Ralph M. Captain Elem. is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Ralph M. Captain Elem.?
5.6% of students at Ralph M. Captain Elem. qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Powered by 
FBI UCR 2024. City-level (Clayton). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 287
- Student-Teacher Ratio
- 9.3:1
- Teachers (FTE)
- 31
- Free/Reduced Lunch
- 5.6%
- Type
- regular
- Setting
- Large Suburb
- County
- St. Louis County
- Phone
- (314) 854-6100
- Data Year
- 2023–2024
Resources & Links
District
CLAYTON- District Enrollment
- 2,416
- Schools in District
- 6
- Per-Pupil Spending
- $23,526
- District Rank
- #3 of 5
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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