#1 Most Diverse Private Schools in Adams County, IL
Chaddock
Special education school · Grades 1–12
Largest group: 83% of students
Quincy, IL
B+Overall grade102 students7 students per teacher
2026 lists
Most Diverse Private Schools in Adams County, IL
Private schools in Adams County, IL with the most varied mix of students. Top 6 of 6 schools.
#2 Most Diverse Private Schools in Adams County, IL
Blessed Sacrament Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 91% of students
Quincy, IL
BOverall grade182 students14 students per teacher
#3 Most Diverse Private Schools in Adams County, IL
St. Peter School
Parish school · Grades Pre-K–8
Largest group: 92% of students
Quincy, IL
B-Overall grade430 students17 students per teacher
#4 Most Diverse Private Schools in Adams County, IL
St. Dominic Elementary School
Parish school · Grades Pre-K–8
Largest group: 92% of students
Quincy, IL
BOverall grade165 students15 students per teacher
#5 Most Diverse Private Schools in Adams County, IL
St. Francis Solanus
Diocesan school · Grades Pre-K–8
Largest group: 93% of students
Quincy, IL
B-Overall grade212 students13 students per teacher
#6 Most Diverse Private Schools in Adams County, IL
St. James Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Largest group: 94% of students
Quincy, IL
BOverall grade94 students14 students per teacher
From official public records, updated October 2026.