Chesterfield Montessori School
16 Months–Grade 9, co-ed
An environment that truly reflects our world today – mixed-age groups, multi-cultural students and individualized learning. CMS offers authentic AMI Montessori education.
Academic Excellence
Maximizing individual student potential
World-Class Faculty
Truly empowered and resourced teachers
Uncommon Opportunities
A transformative journey of discovery for all
Freedom
Curricula independent of government mandates
Diverse Community
Increased advantage to achieving success
ISSL at a Glance
17,201
students attend ISSL schools
$36mil
awarded in need-based Financial Aid annually
32%
of students receive financial aid, on average
3,150
faculty, staff and administrators employed
61%
of faculty hold Advanced Degrees
25%
are students of color
276,000
hours of community service contributed by students on average, annually
News
Events
No upcoming events.
School Snapshots
Rohan Woods School
2 Years-Grade 6, co-ed
Third and Fourth grade students at Rohan Woods School enjoyed their trip to the World Chess Hall of Fame in St Louis, MO. This trip complemented their PROJECT on Games and Gamesmanship.
The College School
PreK–8th Grade, co-ed
Education for sustainability prepares our students to be informed and responsible stewards of our future world.
Rohan Woods School
Age 2–Grade 6, co-ed
Middle School students, grades 5 & 6, have specialty instructors in Science, Art, Music, PE and Spanish.
Thomas Jefferson School
Grades 7–12, co-ed
Offering the best in college preparatory coursework, a nurturing community, and a truly diverse student population.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
A STEAM project at Mirowitz lead these students to build a bee hotel to attract pollinators to the school’s butterfly garden.
Rossman School
Age 4–Grade 6, co-ed
Rossman provides a strong, well-balanced education in a nurturing school community committed to excellence.
Crossroads College Prep
Grades 7-12, co-ed
Crossroads strives to be an exemplary and engaging learning community committed to justice and equity.
Chesterfield Day School
18 Months–Grade 6, co-ed
For 55 years, Chesterfield Day School has offered students from age 18 months to Sixth Grade a personalized education focused on academics and character.
The College School
Preschool-Eighth Grade, Co-Ed
Our graduates go on to attend some of the most prestigious high schools in St. Louis, including John Burroughs, Whitfield, and MICDS.
Rohan Woods School
2 Years-Grade 6, co-ed
Middle School students at Rohan Woods School have an amazing adventure on their week-long Science Excursion in New Mexico.
Central Christian School
Age 3–Grade 6, co-ed
Students and teachers gather each Friday to affirm our shared Christian faith, sing praises and be encouraged by our beautifully diverse community of worshipers.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
Mirowitz Middle School students begin each year with a week-long social action trip that empowers them to better the world.
St. Joseph's Academy
Grades 9-12, girls
At St. Joseph’s Academy, we’re dedicated to developing and inspiring strong leaders to make a profound impact in the world.
Whitfield School
Grades 6-12, co-ed
Whitfield cultivates ethical, confident, successful students in a community of innovation, collaboration, and trust.
Chaminade College Preparatory School
Grades 6-12, boys
The school motto is ESTO VIR, “Be A Man.” As a school for boys, everything is created from the perspective of how young men learn.
Rohan Wood School
2 Years-Grade 6, co-ed
The older students at Rohan Woods School become "Buddies" to the younger classes. The younger students just love their older Buddies!
The College School
PreK–8th Grade, co-ed
Whether 3 or 13 years old, our students are citizens, questioners, leaders and listeners.
The Fulton School
Toddler-12th Grade, co-ed
Our faculty are trained to nurture your child’s best qualities. The teaching is refreshing and the students are engaged.
Westminster Christian Academy
Grades 7-12, co-ed
Opportunities to flourish in the fine arts through advanced course offerings, a variety of music groups, and our award-winning theatre department.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
At Mirowitz, learning extends into 9 outdoor learning labs. Kindergartners are the stewards of the school’s amphibian pond.
Rohan Woods School
Age 2–Grade 6, co-ed
Introducing the queen into the colony of our in-school observation beehive. Learn more: http://bit.ly/ObservationBeeHive
Andrews Academy Lake Saint Louis
Kindergarten–Grade 6, co-ed
Combines innovation with tradition to foster the physical, social, and emotional development of each child.
Kirk Day School
Ages 3–Grade 6, co-ed
Preparing 21st century learners to engage their world thoughtfully, critically, and Christianly.
City Academy
PK–Grade 6, co-ed
Transforming children, families and our community. Empowering children to overcome barriers. 100% of students receive scholarship.
St. Joseph's Academy
Grades 9-12, girls
Cup of Joe is SJA’s student-run coffee shop that provides students the knowledge to run a business through innovative leadership.
Crossroads College Prep
Grades 7-12, co-ed
Diverse religions, cultures, languages, and family structures enrich our rigorous academic, artistic, and athletics programs.
Rossman School
Age 4–Grade 6, co-ed
A small school community with one class per grade and two teachers per homeroom, Rossman provides a personal, supportive climate.
The St. Michael School of Clayton
Infant–8th Grade, co-ed
Teaching to all learning styles and faiths. TSMSOC delivers a progressive, integrated, experiential education.
The College School
PreK–8th Grade, co-ed
Second graders explore their environment through the study of macroinvertebrates on our LaBarque Campus.
Churchill Center & School for Learning Disabilities
Grades 1–10, co-ed
As a Wilson® Accredited Partner, we have the training & support to ensure that every child is a successful reader, writer & speller.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
Mirowitz students learn to read, write and speak Hebrew, and to use the stories of our heritage as a guide for ethical living.
Ursuline Academy
Grades 9–12, girl
Discover the power within “U” at Ursuline Academy, a private Catholic college prep girls high school founded in 1848
Rohan Woods School
Age 2–Grade 6, co-ed
Junior Kindergarten, age 4, learn how to make a rain cloud in a jar in a STEM activity.
Visitation Academy
Age 2–K, co-ed; Grades 1–12, girls
Students build a foundation for future success, gaining confidence and an inner strength that will last a lifetime.
Mary Institute and St. Louis Country Day School
JK (age 4)–Grade 12, co-ed
Guided by world class faculty, students reach their highest potential in a welcoming community of lifelong learners.
Andrews Academy Lake Saint Louis
Kindergarten–Grade 6, co-ed
Challenges students just enough so that their natural curiosity leads them to learn more.
Saint Louis Priory School
Grades 7-12, boys
Priory is a Benedictine, Catholic, college preparatory school focused on helping students reach their full potential.
Central Christian School
Age 3–Grade 6, co-ed
Central was named a 2016 National Blue Ribbon School by the U.S. Department of Education for being a high performing school.
The College School
PreK–8th Grade, co-ed
Education for sustainability prepares our students to be informed and responsible stewards of our future world.
Rohan Woods School
Age 2–Grade 6, co-ed
Middle School students, grades 5 & 6, have specialty instructors in Science, Art, Music, PE and Spanish.
Thomas Jefferson School
Grades 7–12, co-ed
Offering the best in college preparatory coursework, a nurturing community, and a truly diverse student population.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
A STEAM project at Mirowitz lead these students to build a bee hotel to attract pollinators to the school’s butterfly garden.
Crossroads College Prep
Grades 7-12, co-ed
Crossroads strives to be an exemplary and engaging learning community committed to justice and equity.
Chesterfield Day School
18 months–Grade 6, co-ed
Chesterfield Day School provides a personalized education of unparalleled excellence for students of diverse backgrounds.
Logos School
Grades 6-12, co-ed
Strong academics, group & individualized therapy, parent involvement, 3:1 staff to student ratio, proven success.
The College School
PreK–8th Grade, co-ed
We explore the world through authentic experiences, empowering students to engage deeply and be ready for what is next.
St. Joseph's Academy
Grades 9-12, girls
St. Joseph’s Academy’s curriculum is rigorous by design, with an emphasis on the development of strong women with strong values.
The Fulton School
Toddler-12th Grade, co-ed
At TFS, our students have freedom of movement, choice in assignments and pace, and of course, freedom to make mistakes.
Rohan Woods School
2 Years–Grade 6, co-ed
Students will soon embark on their excursion to the Huntsman Marine Biology Centre in New Brunswick, Canada: A hands-on experience in the lab and seashore habitat!
Chaminade College Preparatory School
Grades 6-12, boys
An on-going commitment to global learning – with programs that offer students opportunities to experience life beyond St. Louis.
Westminster Christian Academy
Grades 7-12, co-ed
Students grow academically, socially, and spiritually through a comprehensive curriculum and nationally recognized athletic program.
Community School
3 Years-Grade 6, co-ed
Community’s balanced approach of nurture and challenging academics leads to smart, engaged, lifelong learners.
Andrews Academy Lake Saint Louis
Kindergarten–Grade 6, co-ed
Inspires a Brighter Future...
One Child at a Time
Rohan Woods School
2 Years-Grade 6, co-ed
Challenging academics and personalized instruction. Project Learning, STEAM and Leadership are priorities.
Saul Mirowitz Jewish Community School
K–Grade 8, co-ed
At an adopted stream, Mirowitz students collect invertebrates, an indicator of water quality, and send their data to the Missouri Dept. of Conservation.
The College School
PreK–8th Grade, co-ed
Fifth Grade studies monarchs by raising larvae, planting milkweed, and catch and tag monarchs for the international Monarch Watch Program.
Churchill Center & School for Learning Disabilities
Grades 1–10, co-ed
We use research-based methods to help students with dyslexia, ADHD and learning disabilities reach their highest potential.
Central Christian School
Age 3–Grade 6, co-ed
Families represent over 40 zip codes and over 80 congregations. Our vision is to be a Gospel-driven, academically excellent community for unique image-bearers of God.
Rohan Woods School
2 Years-Grade 6, co-ed
The First Graders at Rohan Woods School use large magnifying classes to examine soil from different locations around the school, including, the Science Garden, Soccer Field, Playground, and Pollinator Gardens.
St. Joseph's Academy
Grades 9-12, co-ed
Our founders, the Sisters of St. Joseph of Carondelet, instill the desire “to serve the dear neighbor without distinction.”
The College School
Preschool-Eighth Grade, Co-Ed
For more than 25 years, our Early Childhood program has been inspired by the Reggio Emilia philosophy – a child-centered, play-based approach.
Chaminade College Preparatory School
Grades 6-12, boys
The House System allows students both young and old, to establish bonds and have fun competing and working together toward a common goal.
The Fulton School
Toddler-12th Grade, co-ed
We take learning out of the textbooks and away from the desks so our students stay engaged and energized.
Rohan Wood School
2 Years-Grade 6, co-ed
The Early Childhood (EC) room (Age 2) had the book, Mouse Paint, come alive when the teacher re-created the mixing of colors with the book.
The College School
Preschool-Eighth Grade, Co-Ed
From coding robots to analyzing ecosystems, students do more than learn in a traditional classroom setting at The College School.
Whitfield School
Grades 6-12, co-ed
Whitfield cultivates ethical, confident, successful students in a community of innovation, collaboration, and trust.
Rohan Woods School
Age 2–Grade 6, co-ed
Third Graders plant the first phase of their native prairie habitat next to the vegetable and flower garden.
Andrews Academy, Lake St. Louis
Grades K–6, co-ed
Inclusive – students from around the world and down the street. Innovative learning at a child-driven pace.
Central Christian School
Age 3–Grade 6, co-ed
3K, JK, and SK children are offered the same rich experiences as older students. Our integrated curriculum consists of science, art, literacy, field trips, and much more!
Community School
3 Years-Grade 6, co-ed
Community School allows children’s gifts to flourish in an environment of active, experiential learning. Seasoned faculty engage students age 3 – Grade 6 with a challenging curriculum integrating academics, the arts, physical education and interpersonal skills.
Notice of Nondiscrimination Policy as to Students
The following schools admit students of any race, color, national and ethnic origins to all the rights, privileges, programs, and activities generally accorded or made available to students at these schools. They do not discriminate on the basis of race, color, national and ethnic origin in administration of their educational policies, admission policies, scholarships and loan programs, and athletic and other school-administered programs.
- Academy of the Sacred Heart
- Andrews Academy-Creve Coeur
- Andrews Academy-Lake St. Louis
- Barat Academy
- Central Christian School
- Chaminade College Preparatory School
- Chesterfield Day School
- Chesterfield Montessori School
- Christian Brothers College High School
- Churchill Center & School for Learning Disabilities
- City Academy
- The College School
- Community School
- Cor Jesu Academy
- Crossroads College Preparatory School
- DaySpring Academy
- Forsyth School
- The Fulton School at St. Albans
- Great Circle
- John Burroughs School
- Kirk Day School
- Logos School
- Marian Middle School
- Mary Institute and Saint Louis Country Day School
- Miriam School and Miriam Academy
- Nerinx Hall High School
- New City School
- The Principia School
- Rohan Woods School
- Rossman School
- Saint Louis Priory School
- Saul Mirowitz Jewish Community School
- South City Community School
- St. John Vianney High School
- St. Joseph’s Academy
- The St. Michael School of Clayton
- Thomas Jefferson School
- Ursuline Academy
- Villa Duchesne and Oak Hill School
- Visitation Academy
- Westminster Christian Academy
- Whitfield School
- The Wilson School
ISSL is a 501(c)(3) non-profit organization comprised of independent private schools in Missouri.