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Below Average

#1928 of 2,221 schools in MO

Green Tree Elem.

Elementary School · Wentzville R-iv · Lake St. Louis, MO

A Wentzville R-iv elementary school where students score 4 points below what's typical for similar communities.

1000 RONALD REAGAN DR, Lake St. Louis, MO 63367

  • Math 48% vs MO 48% (2025)
  • Reading 54% vs MO 48% (2025)
  • 14:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress2.2Needs Improvement50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data16
Annual Change-7.47 pts/yr
Data Period2009–2025
TrendDeclining
Academics7.1Very Good30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency47.9% (2025 MAP)
Reading/ELA Proficiency54.2% (2025 MAP)
Math vs. State Avg+0.1 pts
Reading vs. State Avg+7.9 pts
Overall Proficiency51% (2025 MAP, Math+ELA)
Expected (poverty-adj.)55% (model expectation from 2025 MAP)
vs. Expected-3.7 pts
Adjusted Percentile57th
Resources & Environment6.0Average20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio14:1
District spending per student$12,463
Chronic Absenteeism15.6%

Students at Green Tree Elem. score 51% proficient, which is below what's typical for similar communities (expected: 55%).

How we calculate scores →

2025 MAP proficiency

Most recent published year. School vs. MO average.

Math Proficiency48%(2025 MAP)
School
State
48%(2025 MAP)
ELA Proficiency54%(2025 MAP)
School
State
48%(2025 MAP)

Trend

↓ Declining

Proficiency has fallen 7 points since 2021, to 51% in 2025, across a 17-year record (2009–2025).

Show all 16 years
2009
Math
62%
ELA
60%
2010
Math
67%
ELA
63%
2011
Math
61%
ELA
61%
2012
Math
61%
ELA
62%
2013
Math
66%
ELA
65%
2014
Math
67%
ELA
75%
2015
Math
69%
ELA
81%
2016
Math
74%
ELA
85%
2017
Math
61%
ELA
72%
2018
Math
70%
ELA
73%
2019
Math
70%
ELA
73%
2020*
Math
55%
ELA
61%
2021*
Math
55%
ELA
61%
2022
Math
57%
ELA
57%
2024
Math
57%
ELA
60%
2025
Math
48%
ELA
54%

Multi-year averages used by the rating model: math 60% (multi-year average, 2009-2025) · reading/ELA 65% (multi-year average, 2009-2025)

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Based on 40 test records from MO state assessments and EdFacts (NCES).

Equity & diversity

Shown separately, not included in the overall score

Free/reduced lunch

21.7%

Students qualifying for federal meal assistance

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 rate

The neighborhood

Where Green Tree Elem. sits, and what the surrounding area looks like.

Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the St. Louis map →

Getting around & local context

  • Walk 32Car-Dependent
  • Bike 27Somewhat Bikeable
  • City Safety: Average662/100K

Powered byWalk Score

FBI Uniform Crime Reporting · 2024 · city context (Lake St. Louis), not school-level safety or attendance eligibility. Source details

Source period: 2024. Freshness not available.

Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)

Median income

$134,932

Median home value

$381,000

Median rent

$1,654/mo

College educated

48.6%

Homeownership

81%

Poverty rate

2.9%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 63367; this is area context, not an attendance boundary.

Programs & students

Programs & Offerings

Gifted & Talented ProgramAvailable
This school offers a gifted and talented program for qualifying students.·CRDC via Urban Institute · SY 2021–22

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Prairie View Elem.Enrollment path unverified6.2K–51.2 mi718Compare →
Immaculate Conception SchoolPrivate · tuition4.9privatePK–81.5 mi727Compare →
Future Apostle AcademyPrivate · tuitionNot ratedPK–91.7 mi6Compare →
Crossroads Elem.Enrollment path unverified6.2K–52.0 mi678Compare →

Distance is proximity only; it is not attendance eligibility.

Enrollment path unverified: Potential public school; its attendance or application path has not been classified.

Private · tuition: Potential private option; tuition and admission requirements have not been verified.

Public and private scores come from different models and are shown side by side, not blended into one ranking.

Wentzville R-iv

Schools in district
22
Rank in district
#21 of 22
District spending per student
$12,463NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
5.6%Census SAIPE · 2024

Green Tree Elem. is listed in WENTZVILLE R-IV; a district label does not verify attendance for an address.

About Green Tree Elem.

Green Tree Elem. is a public elementary school in Lake St. Louis, MO, part of Wentzville R-iv, serving approximately 628 students in grades Kindergarten-5th with a 14:1 student-teacher ratio. It holds a MySchoolScout rating of 4.4 out of 10 and ranks #1,928 of 2,221 schools in MO.

State assessment records show 60% math proficiency (multi-year average, 2009-2025) and 65% reading/ELA proficiency (multi-year average, 2009-2025).

Frequently asked questions

Common questions about Green Tree Elem.

What grades does Green Tree Elem. serve?

Green Tree Elem. serves students in grades Kindergarten through 5th.

How many students attend Green Tree Elem.?

Green Tree Elem. has an enrollment of approximately 628 students.

What is the student-teacher ratio at Green Tree Elem.?

The student-teacher ratio at Green Tree Elem. is 14:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Green Tree Elem. rank in MO?

Green Tree Elem. ranks #1,928 of 2,221 schools in MO.

What is Green Tree Elem.'s MySchoolScout rating?

Green Tree Elem. has a current MySchoolScout rating of 4.4 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 Green Tree Elem.?

Based on loaded state assessment records, Green Tree Elem. has 60% math proficiency (multi-year average, 2009-2025) and 65% reading/ELA proficiency (multi-year average, 2009-2025).

Is Green Tree Elem. a charter school?

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

Is Green Tree Elem. a Title I school?

No, Green Tree Elem. is not currently a Title I school.

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

21.7% of students at Green Tree 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.

School factsNCES Common Core of Data (CCD) (SY 2023–24)

Grades
Kindergarten – 5th
Enrollment
628
Student-Teacher Ratio
14:1
Teachers (FTE)
45
Type
regular
Setting
Large Suburb
County
St. Charles County
Chronic Absenteeism (SY 2022-23)
15.6%
Area population (ZIP 63367)
27,893
Area average commute
26.8 min
Area median age
39.7
About this school's data

Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.

School directory (enrollment, grades, staff, contact)
NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
  • Source period: SY 2023–24. A newer release may be available.
MySchoolScout rating and rank
MySchoolScout ranking model · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
Math proficiency
State department of education · 2025 MAP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 MAP · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · Mixed source periods · Low confidence
  • Vintage not available. Do not use this measure alone.
  • Available for part of the eligible units; results may not represent the full area.
  • Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
Neighborhood (income, housing, education)
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
  • Older source: ACS 2019–2023 5-year estimates. Use as historical context.
  • Reported for the ZCTA for ZIP 63367; this does not measure the attendance area.
Programs (AP/IB, athletics, gifted)
CRDC via Urban Institute · SY 2021–22 · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: SY 2021–22. A newer release may be available.

Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24

About our data · How we calculate scores

Related reading

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