#1 Private Schools with the Smallest Classes in San Antonio, TX
St. Andrews Church & School
Christian school (nondenominational) · Grades Pre-K–8
3.6 students per teacher
San Antonio, TX
AOverall grade62 students4 students per teacher
2026 lists
Private Schools with the Smallest Classes in San Antonio, TX
Private schools in San Antonio, TX with the fewest students per teacher (not counting preschools and special education schools). Top 50 of 54 schools.
#2 Private Schools with the Smallest Classes in San Antonio, TX
Sunshine Cottage School for Deaf Children
Independent school · Grades Pre-K–4
4.4 students per teacher
San Antonio, TX
A+Overall grade109 students4 students per teacher
#3 Private Schools with the Smallest Classes in San Antonio, TX
St. John Berchmans School
Parish school · Grades Pre-K–8
4.7 students per teacher
San Antonio, TX
A+Overall grade87 students5 students per teacher
#4 Private Schools with the Smallest Classes in San Antonio, TX
Shepherd of the Hills Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
5.1 students per teacher
San Antonio, TX
A+Overall grade195 students5 students per teacher
#5 Private Schools with the Smallest Classes in San Antonio, TX
Buckner Fanning School at Mission Springs
Christian school (nondenominational) · Grades Pre-K–5
5.4 students per teacher
San Antonio, TX
A+Overall grade96 students5 students per teacher
#6 Private Schools with the Smallest Classes in San Antonio, TX
McCauley Christian Academy
Baptist school · Grades Pre-K–12
6.2 students per teacher
San Antonio, TX
B+Overall grade87 students6 students per teacher
#7 Private Schools with the Smallest Classes in San Antonio, TX
The Starr Family Jewish Day School
Jewish day school · Grades K–9
6.2 students per teacher
San Antonio, TX
AOverall grade58 students6 students per teacher
#8 Private Schools with the Smallest Classes in San Antonio, TX
New Life Christian Academy Hybrid
Christian school (nondenominational) · Grades Pre-K–12
6.3 students per teacher
San Antonio, TX
AOverall grade44 students6 students per teacher
#9 Private Schools with the Smallest Classes in San Antonio, TX
Town East Christian School
Baptist school · Grades Pre-K–12
7.1 students per teacher
San Antonio, TX
A+Overall grade92 students7 students per teacher
#10 Private Schools with the Smallest Classes in San Antonio, TX
St. Lukes Episcopal School
Episcopal school · Grades Pre-K–8
7.5 students per teacher
San Antonio, TX
A+Overall grade204 students8 students per teacher
#11 Private Schools with the Smallest Classes in San Antonio, TX
St. Mary's Hall
Independent school · Grades Pre-K–12
7.8 students per teacher
San Antonio, TX
A+Overall grade694 students8 students per teacher
#12 Private Schools with the Smallest Classes in San Antonio, TX
Blessed Sacrament Catholic School
Parish school · Grades Pre-K–8
7.8 students per teacher
San Antonio, TX
AOverall grade149 students8 students per teacher
#13 Private Schools with the Smallest Classes in San Antonio, TX
Keystone School
Independent school · Grades Pre-K–12
8.2 students per teacher
San Antonio, TX
A+Overall grade419 students8 students per teacher
#14 Private Schools with the Smallest Classes in San Antonio, TX
San Antonio Academy of Texas
Independent school · Grades Pre-K–8
8.2 students per teacher
San Antonio, TX
B+Overall gradeAll boys295 students8 students per teacher
#15 Private Schools with the Smallest Classes in San Antonio, TX
San Antonio Country Day Montessori School
Montessori school · Grades Pre-K–7
8.4 students per teacher
San Antonio, TX
A-Overall grade64 students8 students per teacher
#16 Private Schools with the Smallest Classes in San Antonio, TX
Providence Catholic School
Independent Catholic school · Grades 6–12
8.5 students per teacher
San Antonio, TX
A+Overall gradeAll girls203 students9 students per teacher
#17 Private Schools with the Smallest Classes in San Antonio, TX
Gateway Christian School
Christian school (nondenominational) · Grades Pre-K–12
8.5 students per teacher
San Antonio, TX
A+Overall grade68 students9 students per teacher
#18 Private Schools with the Smallest Classes in San Antonio, TX
The Circle School
Independent school · Grades Pre-K–8
8.7 students per teacher
San Antonio, TX
A-Overall grade74 students9 students per teacher
#19 Private Schools with the Smallest Classes in San Antonio, TX
Holy Name Catholic School
Diocesan school · Grades Pre-K–8
8.9 students per teacher
San Antonio, TX
AOverall grade112 students9 students per teacher
#20 Private Schools with the Smallest Classes in San Antonio, TX
Northwest Hills Christian School
Baptist school · Grades Pre-K–8
9 students per teacher
San Antonio, TX
AOverall grade144 students9 students per teacher
#21 Private Schools with the Smallest Classes in San Antonio, TX
The Atonement Catholic Academy
Diocesan school · Grades Pre-K–12
9.3 students per teacher
San Antonio, TX
A+Overall grade306 students9 students per teacher
#22 Private Schools with the Smallest Classes in San Antonio, TX
Concordia Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
9.4 students per teacher
San Antonio, TX
B+Overall grade311 students9 students per teacher
#23 Private Schools with the Smallest Classes in San Antonio, TX
Lutheran High School of San Antonio
Lutheran (Missouri Synod) school · Grades 9–12
9.4 students per teacher
San Antonio, TX
A+Overall grade137 students9 students per teacher
#24 Private Schools with the Smallest Classes in San Antonio, TX
Healy-Murphy Center
Alternative school · Grades 9–12
9.6 students per teacher
San Antonio, TX
B-Overall grade144 students10 students per teacher
From official public records, updated October 2026.