South Elem School
Public · Grades K–5 · 390 students
St. Thomas the Apostle School
265 King St, Crystal Lake, IL 60014
Grades
Pre-K–8
Elementary
Students
164
Enrolled 2024–25
Students per teacher
9.1 : 1
Full-time teachers
District
Catholic School
Mchenry County
About St. Thomas the Apostle School
St. Thomas the Apostle School is an elementary school in Crystal Lake, Illinois, serving grades Pre-K–8. The school is located in a large suburb in Mchenry County.
In the 2024–25 school year, 164 students were enrolled, with about 9.1 students for every full-time teacher. That ratio is smaller than the typical Illinois elementary school (12.7 students per teacher). It is affiliated with the Roman Catholic tradition.
Grades
PKK123456789101112
Highlighted: grades offeredGrades Pre-K–8
Location & nearby schools
School details
- Type
- Catholic School · What this means
- Religious affiliation
- Roman Catholic
- Level
- Elementary
- Grades offered
- Pre-K–8
- Enrollment (2024–25)
- 164 students
- Students per teacher
- 9.1 to 1
- Locale
- Suburb — Large
- County
- Mchenry County
- NCES private school ID
- 00348294
Schools near St. Thomas the Apostle School
All 23 schools in Crystal Lake →
Husmann Elem School
Public · Grades K–5 · 518 students
North Elem School
Public · Grades K–5 · 638 students
Immanuel Lutheran School
Private · Grades Pre-K–8 · 232 students
Coventry Elem School
Public · Grades K–5 · 629 students
Canterbury Elem School
Public · Grades K–5 · 486 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.