#1 Private Schools with the Smallest Classes in Erie County, NY
St. Peter and Paul School
Diocesan school · Grades Pre-K–8
3.8 students per teacher
Williamsville, NY
AOverall grade65 students4 students per teacher
2026 lists
Private Schools with the Smallest Classes in Erie County, NY
Private schools in Erie County, NY with the fewest students per teacher (not counting preschools and special education schools). Top 36 of 36 schools.
#2 Private Schools with the Smallest Classes in Erie County, NY
St. Andrews Country Day School
Diocesan school · Grades Pre-K–8
4.1 students per teacher
Kenmore, NY
A+Overall grade51 students4 students per teacher
#3 Private Schools with the Smallest Classes in Erie County, NY
The Park School of Buffalo
Alternative school · Grades Pre-K–12
5.1 students per teacher
Snyder, NY
A-Overall grade236 students5 students per teacher
#4 Private Schools with the Smallest Classes in Erie County, NY
Jewish Heritage Day School/Ohr Temimim
Jewish day school · Grades Pre-K–11
5.3 students per teacher
Amherst, NY
A-Overall grade66 students5 students per teacher
#5 Private Schools with the Smallest Classes in Erie County, NY
Buffalo Seminary
Independent school · Grades 9–12
6.4 students per teacher
Buffalo, NY
A+Overall gradeAll girls149 students6 students per teacher
#6 Private Schools with the Smallest Classes in Erie County, NY
St. John Vianney School
Diocesan school · Grades Pre-K–8
6.4 students per teacher
Orchard Park, NY
A+Overall grade108 students6 students per teacher
#7 Private Schools with the Smallest Classes in Erie County, NY
St. John the Baptist School
Diocesan school · Grades Pre-K–8
6.6 students per teacher
Alden, NY
A+Overall grade102 students7 students per teacher
#8 Private Schools with the Smallest Classes in Erie County, NY
West Seneca Christian School
Baptist school · Grades Pre-K–12
6.9 students per teacher
West Seneca, NY
B+Overall grade108 students7 students per teacher
#9 Private Schools with the Smallest Classes in Erie County, NY
Our Lady of Victory School
Parish school · Grades Pre-K–8
7.2 students per teacher
Lackawanna, NY
A+Overall grade100 students7 students per teacher
#10 Private Schools with the Smallest Classes in Erie County, NY
Christian Central Academy
Christian school (nondenominational) · Grades Pre-K–12
7.7 students per teacher
Williamsville, NY
AOverall grade220 students8 students per teacher
#11 Private Schools with the Smallest Classes in Erie County, NY
St. Stephen School
Diocesan school · Grades K–8
7.8 students per teacher
Grand Island, NY
A-Overall grade133 students8 students per teacher
#12 Private Schools with the Smallest Classes in Erie County, NY
Nichols School
Independent school · Grades 5–12
8 students per teacher
Buffalo, NY
BOverall grade582 students8 students per teacher
#13 Private Schools with the Smallest Classes in Erie County, NY
Mount St. Mary Academy
Independent Catholic school · Grades 9–12
8.2 students per teacher
Buffalo, NY
A+Overall gradeAll girls216 students8 students per teacher
#14 Private Schools with the Smallest Classes in Erie County, NY
SS Peter & Paul Elementary School
Diocesan school · Grades Pre-K–8
8.2 students per teacher
Hamburg, NY
B+Overall grade138 students8 students per teacher
#15 Private Schools with the Smallest Classes in Erie County, NY
Southtowns Catholic School
Diocesan school · Grades Pre-K–8
8.2 students per teacher
Lake View, NY
B+Overall grade119 students8 students per teacher
#16 Private Schools with the Smallest Classes in Erie County, NY
Mount Mercy Academy
Independent Catholic school · Grades 9–12
8.4 students per teacher
Buffalo, NY
A+Overall gradeAll girls180 students8 students per teacher
#17 Private Schools with the Smallest Classes in Erie County, NY
Christ the King Elementary School
Parish school · Grades Pre-K–8
8.5 students per teacher
Amherst, NY
A+Overall grade117 students9 students per teacher
#18 Private Schools with the Smallest Classes in Erie County, NY
Cardinal O'Hara High School
Independent Catholic school · Grades 9–12
8.6 students per teacher
Tonawanda, NY
A+Overall grade181 students9 students per teacher
#19 Private Schools with the Smallest Classes in Erie County, NY
St. Marys School
Diocesan school · Grades Pre-K–8
8.6 students per teacher
East Amherst, NY
AOverall grade163 students9 students per teacher
#20 Private Schools with the Smallest Classes in Erie County, NY
Trinity Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
9.1 students per teacher
West Seneca, NY
B+Overall grade77 students9 students per teacher
#21 Private Schools with the Smallest Classes in Erie County, NY
Aurora Waldorf School
Independent school · Grades Pre-K–8
9.2 students per teacher
West Falls, NY
BOverall grade104 students9 students per teacher
#22 Private Schools with the Smallest Classes in Erie County, NY
St. Marys Elementary School
Diocesan school · Grades Pre-K–8
9.8 students per teacher
Lancaster, NY
A-Overall grade206 students10 students per teacher
#23 Private Schools with the Smallest Classes in Erie County, NY
St. Christopher Elementary School
Diocesan school · Grades Pre-K–8
9.9 students per teacher
Tonawanda, NY
AOverall grade223 students10 students per teacher
#24 Private Schools with the Smallest Classes in Erie County, NY
Nativity of the Blessed Virgin Mary School
Diocesan school · Grades Pre-K–8
10.5 students per teacher
Williamsville, NY
B+Overall grade152 students11 students per teacher
From official public records, updated October 2026.