#1 Private Schools with the Smallest Classes in Loudoun County, VA
Loudoun School for Advanced Studies
Independent school · Grades 6–12
2.7 students per teacher
Ashburn, VA
A+Overall grade52 students3 students per teacher
2026 lists
Private Schools with the Smallest Classes in Loudoun County, VA
Private schools in Loudoun County, VA with the fewest students per teacher (not counting preschools and special education schools). Top 17 of 17 schools.
#2 Private Schools with the Smallest Classes in Loudoun County, VA
Fusion Academy Loudoun
Alternative school · Grades 6–12
3.5 students per teacher
Leesburg, VA
A-Overall grade70 students4 students per teacher
#3 Private Schools with the Smallest Classes in Loudoun County, VA
Montessori Academy at Belmont Greene
Montessori school · Grades Pre-K–4
4.2 students per teacher
Ashburn, VA
A+Overall grade50 students4 students per teacher
#4 Private Schools with the Smallest Classes in Loudoun County, VA
Loudoun School for the Advanced Studies
Independent school · Grades 6–12
4.4 students per teacher
Ashburn, VA
AOverall grade51 students4 students per teacher
#5 Private Schools with the Smallest Classes in Loudoun County, VA
The Newton School
Independent school · Grades K–8
4.8 students per teacher
Sterling, VA
A+Overall grade78 students5 students per teacher
#6 Private Schools with the Smallest Classes in Loudoun County, VA
Foxcroft School
Independent school · Grades 9–12
5.6 students per teacher
Middleburg, VA
A+Overall gradeAll girls147 students6 students per teacher
#7 Private Schools with the Smallest Classes in Loudoun County, VA
Village Montessori School of Bluemont
Montessori school · Grades Pre-K–9
5.9 students per teacher
Bluemont, VA
AOverall grade47 students6 students per teacher
#8 Private Schools with the Smallest Classes in Loudoun County, VA
The Hill School
Independent school · Grades K–8
6.6 students per teacher
Middleburg, VA
AOverall grade251 students7 students per teacher
#9 Private Schools with the Smallest Classes in Loudoun County, VA
Hidayah Academy
Islamic school · Grades 6–12
6.8 students per teacher
Ashburn, VA
A-Overall grade70 students7 students per teacher
#10 Private Schools with the Smallest Classes in Loudoun County, VA
Loudoun Country Day School
Independent school · Grades Pre-K–8
8.2 students per teacher
Leesburg, VA
BOverall grade310 students8 students per teacher
#11 Private Schools with the Smallest Classes in Loudoun County, VA
Fairfax Christian School
Christian school (nondenominational) · Grades K–12
8.3 students per teacher
Dulles, VA
A+Overall grade305 students8 students per teacher
#12 Private Schools with the Smallest Classes in Loudoun County, VA
St. Paul VI Catholic High School
Diocesan school · Grades 9–12
10.7 students per teacher
Chantilly, VA
A+Overall grade1,183 students11 students per teacher
#13 Private Schools with the Smallest Classes in Loudoun County, VA
St. Theresa Catholic School
Diocesan school · Grades K–8
11 students per teacher
Ashburn, VA
A+Overall grade432 students11 students per teacher
#14 Private Schools with the Smallest Classes in Loudoun County, VA
Temple Baptist Church
Baptist school · Grades Pre-K–12
11.2 students per teacher
Dulles, VA
AOverall grade200 students11 students per teacher
#15 Private Schools with the Smallest Classes in Loudoun County, VA
Our Lady of Hope Catholic School
Parish school · Grades K–8
11.3 students per teacher
Potomac Falls, VA
A+Overall grade220 students11 students per teacher
#16 Private Schools with the Smallest Classes in Loudoun County, VA
Virginia Academy
Christian school (nondenominational) · Grades Pre-K–12
14 students per teacher
Ashburn, VA
B+Overall grade587 students14 students per teacher
#17 Private Schools with the Smallest Classes in Loudoun County, VA
Guidepost Montessori
Montessori school · Grades K–6
60.5 students per teacher
Aldie, VA
BOverall grade121 students
From official public records, updated October 2026.