For the 2025 school year, there are 3 public elementary schools serving 1,862 students in Lake Saint Louis, MO.
The top ranked public elementary schools in Lake Saint Louis, MO are Discovery Ridge Elementary School, Green Tree Elementary School and Duello Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lake Saint Louis, MO public elementary schools have an average math proficiency score of 54% (versus the Missouri public elementary school average of 42%), and reading proficiency score of 55% (versus the 42% statewide average). Elementary schools in Lake Saint Louis have an average ranking of 10/10, which is in the top 10% of Missouri public elementary schools.
Minority enrollment is 22% of the student body (majority Black and Hispanic), which is less than the Missouri public elementary school average of 32% (majority Black).
Best Public Elementary Schools in Lake Saint Louis, MO (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Discovery Ridge Elementary School
(Math: 58% | Reading: 57%)
Rank:
Rank:
9/
Top 20%10
2523 Sommers Road
Lake Saint Louis, MO 63367
(636) 561-2354
Lake Saint Louis, MO 63367
(636) 561-2354
Grades: K-5
| 587 students
Rank: #22.
Green Tree Elementary School
(Math: 52% | Reading: 57%)
Rank:
Rank:
9/
Top 20%10
1000 Ronald Reagan Dr
Lake Saint Louis, MO 63367
(636) 625-5600
Lake Saint Louis, MO 63367
(636) 625-5600
Grades: K-5
| 628 students
Rank: #33.
Duello Elementary School
(Math: 53% | Reading: 52%)
Rank:
Rank:
9/
Top 20%10
1814 Duello Rd
Lake Saint Louis, MO 63367
(636) 327-6050
Lake Saint Louis, MO 63367
(636) 327-6050
Grades: K-5
| 647 students
Frequently Asked Questions
What are the top ranked public elementary schools in Lake Saint Louis, MO?
The top ranked public elementary schools in Lake Saint Louis, MO include Discovery Ridge Elementary School, Green Tree Elementary School and Duello Elementary School.
How many public elementary schools are located in Lake Saint Louis?
3 public elementary schools are located in Lake Saint Louis.
What is the racial composition of students in Lake Saint Louis?
Lake Saint Louis public elementary schools minority enrollment is 22% of the student body (majority Black and Hispanic), which is less than the Missouri public elementary schools average of 32% (majority Black).
Which public elementary schools in Lake Saint Louis are often viewed compared to one another?
Popular comparisons of public elementary schools in Lake Saint Louis include: Duello Elementary School vs. Green Tree Elementary School
Recent Articles

Opinion: Handcuffing in Public Schools is a Gateway to More Violence
Some districts are banning handcuffing, while others are cuffing kindergarteners simply throwing a temper tantrum. Read this editorial to see why this author believes slapping the cuffs on children鈥檚 wrists only leads to more behavior issues and violence in their adult lives.

Whooping Cough: Should Vaccinations be Required for Public School Enrollment?
Whopping cough is making a comeback, especially amongst children, prompting health officials to encourage pertussis vaccines and boosters. However, should the pertussis vaccine be required for public school enrollment? Learn about current proposed laws and its ramifications.

What are Common Core Standards and Why Do We Need Them?
With schools nationwide adopting common core standards, we鈥檒l take a look at what they are, their benefits, and how they will change the face of public education.