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Average

#1810 of 2,216 schools in MO

Duello Elem.

Elementary School · WENTZVILLE R-IV

1814 DUELLO RD, Lake St. Louis, MO 63367

Enrollment

647

Student-Teacher

14.4:1

Score

5.0

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In Lake St. Louis

#2 of 2

public schools

Missouri elementary schools

#940 of 1,202

In district

#20 of 22

WENTZVILLE R-IV

About Duello Elem.

Duello Elem is an elementary school located in the suburban area of Lake St Louis, Missouri. Serving kindergarten through fifth grade students, Duello Elem has a total enrollment of 647 pupils and maintains a student-to-teacher ratio of 14.4:1 with 45 full-time equivalent teachers. The school's setting is nestled within a large suburban community that provides a variety of amenities and resources for families.

According to the MySchoolScout rating, Duello Elem scores a 5.7 out of 10 overall, placing it in the 57th percentile among Missouri schools with a state ranking of #962 out of 2234 elementary schools. In terms of academic performance, Duello Elem's average ELA/Reading proficiency is at 56%, and for Math, it stands at 50%. These scores indicate areas where the school can focus on further development and improvement.

Duello Elem is situated in a vibrant suburban neighborhood that supports a strong sense of community among its residents.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress3.8Fair50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-4 pts/yr
Data Period2019–2022
TrendDeclining
Academics6.7Above Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency46%
Reading/ELA Proficiency52%
Overall Proficiency49%
Expected (poverty-adj.)58%
vs. Expected-8.7 pts
Adjusted Percentile52th
College ReadinessNot Available

Data not available for this school

Resources & Environment5.5Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio14.4:1
Per-Pupil Spending$12,455

Duello Elem. — Students at Duello Elem. score 49% proficient, which is below what's typical for similar communities (expected: 58%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

6%

Students qualifying for federal meal assistance

Test Scores MO EDFACTS (2021-22)

Math Proficiency 49.7%
School
State
N/A
ELA Proficiency 56.0%
School
State
N/A

Based on 6 test records from MO state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
60%
ELA
61%
2021*
Math
43%
ELA
55%
2022
Math
46%
ELA
52%

* 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: 3.8/10.

How Duello Elem. Compares

See how Duello Elem. performs across key quality dimensions compared to state benchmarks.

Overall Score
5.0/10
18th percentile in MO
Academic
6.7/10
6.7/10
Growth
3.8/10
Below average
Environment
5.5/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
6%
Teaching Staff
14:1 student-teacher ratio
45 teachers

Location

1814 DUELLO RD, Lake St. Louis, MO 63367

Nearby Alternatives

Families considering Duello Elem. may also want to explore other elementary schools in the area. HERITAGE PRIMARY (rated 7.8/10, 3.1 miles away, in nearby Wentzville), which scores notably higher. Another option is DISCOVERY RIDGE ELEMENTARY (rated 7.8/10, 2.9 miles away, in nearby O'Fallon), which scores notably higher. Additionally, LAKEVIEW ELEMENTARY (rated 7.2/10, 2.9 miles away, in nearby Wentzville), which scores notably higher. For more schools in Lake St. Louis, see our Lake St. Louis schools guide .

Nearby Schools

20 within 3.7 mi
School Distance Rating
IMMANUEL LUTHERAN SCHOOL Wentzville 1.2 mi 5.8
IMMANUEL LUTHERAN SCHOOL Wentzville 1.2 mi 4.4
TIMBERLAND HIGH Wentzville 1.1 mi 7.1
WENTZVILLE SOUTH MIDDLE Wentzville 1.1 mi 5.5
BOONE TRAIL ELEM. Wentzville 1.3 mi 6.4
STONE CREEK ELEMENTARY Wentzville 1.8 mi 7.0
LIBERTY HIGH SCHOOL Lake St. Louis 2.4 mi 7.6
ST PATRICK SCHOOL Wentzville 2.7 mi 4.9
GREEN TREE ELEM. Lake St. Louis 2.4 mi 5.3
LAKEVIEW ELEMENTARY Wentzville 2.9 mi 7.2
HERITAGE INTERMEDIATE Wentzville 3.1 mi 5.2
HERITAGE PRIMARY Wentzville 3.1 mi 7.8
FRONTIER MIDDLE O'Fallon 3.0 mi 5.7
DISCOVERY RIDGE ELEMENTARY O'Fallon 2.9 mi 7.8
FUTURE APOSTLE ACADEMY O'Fallon 3.1 mi
WENTZVILLE MIDDLE Wentzville 3.4 mi 7.0
EMIL E. HOLT SR. HIGH Wentzville 3.5 mi 8.7
PRAIRIE VIEW ELEM. O'Fallon 3.6 mi 6.1
IMMACULATE CONCEPTION SCHOOL Dardenne Prairie 3.7 mi 4.9
BARFIELD EARLY CHILDHOOD CNTR O'Fallon 3.7 mi 7.8

Neighborhood Census ACS (2019-2023)

Census data for ZIP 63367 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$134,932

Median Home Value

$381,000

Median Rent

$1,654/mo

Population

27,893

College Educated

48.6%

Homeownership

81%

Avg Commute

26.8 min

Poverty Rate

2.9%

Median Age

39.7

Community Profile

The community surrounding Duello Elem. has a median household income of $134,932. It is a well-educated community where 49% of adults hold a bachelor's degree or higher. The median home value in the area is $381,000, with a median rent of $1,654/month. The local poverty rate of 2.9% is relatively low. The average commute for residents is 27 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
BLUE RIDGE ELEM. Columbia, MO 5.0
BOWLING GREEN ELEM. Bowling Green, MO 5.0
CORDILL-MASON ELEM. Blue Springs, MO 5.0
JEFFERSON ELEM. Cape Girardeau, MO 5.0
LINDBERGH ELEM. St. Joseph, MO 5.0
MARVIN ELEM. St. Louis, MO 5.0

Frequently Asked Questions

Common questions about Duello Elem.

What grades does Duello Elem. serve?

Duello Elem. serves students in grades Kindergarten through 5th.

How many students attend Duello Elem.?

Duello Elem. has an enrollment of approximately 647 students.

What is the student-teacher ratio at Duello Elem.?

The student-teacher ratio at Duello Elem. is 14.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Duello Elem. rank in MO?

Duello Elem. is ranked #1810 out of 2,216 schools in MO.

What is Duello Elem.'s MySchoolScout rating?

Duello Elem. has a composite rating of 5.0 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 Duello Elem.?

Based on the most recent state assessment data, Duello Elem. has 49.7% math proficiency and 56.0% reading/ELA proficiency.

Is Duello Elem. a charter school?

No, Duello Elem. is not a charter school. It is a traditional public school operated by the local school district.

Is Duello Elem. a Title I school?

No, Duello Elem. is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Duello Elem.?

6.0% of students at Duello 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.

11 schools nearby View map →

Neighborhood Context

City Safety
Average (662/100K)

FBI UCR 2024. City-level (Lake St. Louis). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
647
Student-Teacher Ratio
14.4:1
Teachers (FTE)
45
Free/Reduced Lunch
6.0%
Type
regular
Setting
Large Suburb
County
St. Charles County
Data Year
2023–2024

District

WENTZVILLE R-IV
District Enrollment
17,944
Schools in District
22
Per-Pupil Spending
$12,463
District Rank
#20 of 22

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 methodology

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