#1 Best Montessori Schools in Cook County, IL
Intercultural Montessori Language School
Montessori school · Grades Pre-K–8
Smaller classes than 67% of Montessori schools in Illinois
Chicago, IL
A+Overall grade133 students4 students per teacher
2026 lists
Best Montessori Schools in Cook County, IL
The highest-graded schools of this kind in Cook County, IL. Top 10 of 10 schools.
#2 Best Montessori Schools in Cook County, IL
Alcuin Montessori School
Montessori school · Grades Pre-K–8
The smallest classes of any Montessori school in Oak Park
Oak Park, IL
A+Overall grade90 students3 students per teacher
#3 Best Montessori Schools in Cook County, IL
Montessori Academy of Chicago
Montessori school · Grades Pre-K–6
The smallest classes of any Montessori school in Chicago
Chicago, IL
A+Overall grade72 students3 students per teacher
#4 Best Montessori Schools in Cook County, IL
Beacon Academy
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Evanston, IL
A+Overall grade155 students7 students per teacher
#5 Best Montessori Schools in Cook County, IL
Chiaravalle Montessori School
Montessori school · Grades Pre-K–8
The only Montessori school in Evanston
Evanston, IL
AOverall grade198 students6 students per teacher
#6 Best Montessori Schools in Cook County, IL
Near North Montessori
Montessori school · Grades Pre-K–8
The largest of 52 Montessori schools in Illinois
Chicago, IL
AOverall grade375 students8 students per teacher
#7 Best Montessori Schools in Cook County, IL
Montessori Academy of Chicago
Montessori school · Grades Pre-K–5
One of the most diverse private schools in Illinois
Chicago, IL
AOverall grade145 students7 students per teacher
#8 Best Montessori Schools in Cook County, IL
Rogers Park Montessori School
Montessori school · Grades Pre-K–8
One of the 3 largest Montessori schools in Illinois
Chicago, IL
B+Overall grade249 students7 students per teacher
#9 Best Montessori Schools in Cook County, IL
Guidepost Montessori at Magnificent Mile
Montessori school · Grades K–6
Smaller classes than 80% of Montessori schools in Illinois
Chicago, IL
B+Overall grade150 students4 students per teacher
#10 Best Montessori Schools in Cook County, IL
Institute of Islamic Education
Islamic · Montessori · Grades 6–12
The only Montessori school in Elgin
Elgin, IL
BOverall grade73 students12 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.