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Top 10% School in Missouri
Ranked 34 of 143 in Missouri
Top schools in St. CharlesCastlio Elementary in St. Charles, Missouri, is located in the inviting Harvester neighborhood and stands out with its excellent academic foundation and nurturing culture of learning. With math proficiency at 60% and reading proficiency at 63%, Castlio Elementary students consistently outperform students statewide with average math proficiency at 37% and reading at 40%. Castlio Elementary prides itself on its commitment to academic growth. Castlio Elementary's 13:1 ratio of students to teachers also allows for individualized attention, and programs such as the Pyramid of Intervention ensure that every child gets the help they need. For families considering a move, the average home in the Harvester neighborhood is approximately $349,751, making it a desirable neighborhood for education-focused families. Castlio Elementary is certainly one of the top elementary schools in Missouri.
838 Students
With a student-teacher ratio of 13 : 1
25%
Percentage of minority students
321 : 1
Student to counselor ratio
New Playground Name
We are so excited to announce the name of our new playground! Following a school-wide and Robinson community vote we narrowed a large list of names down to four. Since our students will be using the playground on a daily basis, we gave them the final vote! 476.....
Read MoreMansfield Public Schools Educator Spotlight: Pathways of a Fourth-Grade Teacher
MANSFIELD — Inside the brick building on East Street, four educators who began teaching within 2 years of each other, all spending the beginning of their careers teaching fourth grade at Jordan/Jackson Elementary School...
Read MoreAll Grades: 8:50 AM – 3:40 PM
Dismissal Time: 12:15 PM
Note: Doors open at 8:35 AM for student arrival. Please refer to the school calendar for specific early dismissal dates.
Information coming soon
September to June
School session starts in September 1st week and ends in June 3rd week. For exact dates, please contact the school.
Being Updated
Castlio Elementary's 2025–26 supply lists were released in July. In December of 2024, U.S. News released their report on the best schools in Missouri, with Castlio Elementary still considered a top school.
Q1. Does Castlio Elementary School host family nights?
Ans. Yes, families can participate once a semester in literacy, math, and science nights.
Q2. How does Castlio Elementary School handle homework for younger students?
Ans. The teachers assign light, meaningful work to reinforce their learning without the stress of homework.
Q3. Does Castlio Elementary School organize field day events?
Ans. Yes, the students enjoy outdoor games and friendly competitions at the end of the year.
Q4. How does Castlio Elementary School promote kindness?
Ans. The school has monthly kindness awards and programs that acknowledge positive behavior.
Q5. Are classroom pets allowed at Castlio Elementary School?
Ans. Some classrooms may have small pets such as fish or turtles for teaching experiences.
Note: Schedules may change during school holidays. Please contact School for exact Schedule.
If you’re a parent, please share the highlights of your experience with Castlio Elementary School
The information provided about schools is for general reference only and may not be 100% accurate or up to date. We recommend contacting the respective school directly to confirm the latest details and ensure accuracy.
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