#1 Private Schools with the Smallest Classes in Onondaga County, NY
Most Holy Rosary School
Diocesan school · Grades K–6
3.4 students per teacher
Syracuse, NY
A+Overall grade110 students3 students per teacher
2026 lists
Private Schools with the Smallest Classes in Onondaga County, NY
Private schools in Onondaga County, NY with the fewest students per teacher (not counting preschools and special education schools). Top 20 of 20 schools.
#2 Private Schools with the Smallest Classes in Onondaga County, NY
Montessori School of Syracuse
Montessori school · Grades Pre-K–6
3.5 students per teacher
Syracuse, NY
A+Overall grade72 students4 students per teacher
#3 Private Schools with the Smallest Classes in Onondaga County, NY
Mater Dei Academy
Independent Catholic school · Grades K–12
5.5 students per teacher
Warners, NY
A-Overall grade132 students6 students per teacher
#4 Private Schools with the Smallest Classes in Onondaga County, NY
Cathedral Academy at Pompei
Diocesan school · Grades K–6
5.5 students per teacher
Syracuse, NY
A+Overall grade58 students6 students per teacher
#5 Private Schools with the Smallest Classes in Onondaga County, NY
Manlius Pebble Hill School
Independent school · Grades Pre-K–12
5.8 students per teacher
Syracuse, NY
AOverall grade298 students6 students per teacher
#6 Private Schools with the Smallest Classes in Onondaga County, NY
All Saints Elementary of Tipperary Hill
Independent Catholic school · Grades Pre-K–6
7 students per teacher
Syracuse, NY
A+Overall grade52 students7 students per teacher
#7 Private Schools with the Smallest Classes in Onondaga County, NY
St. Mary's Academy
Diocesan school · Grades K–6
7.2 students per teacher
Baldwinsville, NY
A+Overall grade76 students7 students per teacher
#8 Private Schools with the Smallest Classes in Onondaga County, NY
Holy Family School
Diocesan school · Grades Pre-K–6
7.4 students per teacher
Syracuse, NY
A+Overall grade134 students7 students per teacher
#9 Private Schools with the Smallest Classes in Onondaga County, NY
Parkview Jr. Academy
Seventh-day Adventist school · Grades Pre-K–9
8.3 students per teacher
Syracuse, NY
AOverall grade63 students8 students per teacher
#10 Private Schools with the Smallest Classes in Onondaga County, NY
Syracuse Hebrew Day School
Jewish day school · Grades K–5
8.6 students per teacher
Syracuse, NY
B+Overall grade61 students9 students per teacher
#11 Private Schools with the Smallest Classes in Onondaga County, NY
Bishop Ludden Junior Senior High School
Diocesan school · Grades 7–12
9.3 students per teacher
Syracuse, NY
A+Overall grade246 students9 students per teacher
#12 Private Schools with the Smallest Classes in Onondaga County, NY
Faith Heritage School
Christian school (nondenominational) · Grades Pre-K–12
9.5 students per teacher
Syracuse, NY
BOverall grade210 students10 students per teacher
#13 Private Schools with the Smallest Classes in Onondaga County, NY
Blessed Sacrament School
Diocesan school · Grades Pre-K–6
10.2 students per teacher
Syracuse, NY
B+Overall grade143 students10 students per teacher
#14 Private Schools with the Smallest Classes in Onondaga County, NY
Bishop Grimes Jr.-Sr. High School
Diocesan school · Grades 7–12
10.5 students per teacher
East Syracuse, NY
A+Overall grade291 students11 students per teacher
#15 Private Schools with the Smallest Classes in Onondaga County, NY
Word of Life Christian Academy
Christian school (nondenominational) · Grades Pre-K–6
11 students per teacher
Baldwinsville, NY
BOverall grade97 students11 students per teacher
#16 Private Schools with the Smallest Classes in Onondaga County, NY
Holy Cross Elementary School
Diocesan school · Grades Pre-K–6
11.8 students per teacher
Syracuse, NY
B+Overall grade141 students12 students per teacher
#17 Private Schools with the Smallest Classes in Onondaga County, NY
Immaculate Conception School
Diocesan school · Grades Pre-K–6
12 students per teacher
Fayetteville, NY
B+Overall grade165 students12 students per teacher
#18 Private Schools with the Smallest Classes in Onondaga County, NY
Living Word Academy
Pentecostal school · Grades Pre-K–12
12.5 students per teacher
Syracuse, NY
B-Overall grade247 students13 students per teacher
#19 Private Schools with the Smallest Classes in Onondaga County, NY
Christian Brothers Academy
Independent Catholic school · Grades 7–12
13.3 students per teacher
Syracuse, NY
AOverall grade732 students13 students per teacher
#20 Private Schools with the Smallest Classes in Onondaga County, NY
St. Rose of Lima School
Diocesan school · Grades Pre-K–6
24.8 students per teacher
N. Syr., NY
B-Overall grade223 students25 students per teacher
From official public records, updated October 2026.