Although individual family financial circumstances differ, the following table illustrates the average family contribution per student by income level of students enrolled during the 2016-17 school year.

Gross Family IncomeNumber of StudentsAverage Contribution per Child
Under $100,00090$8,400
$100,000 -$175,00054$14,600
Over $175,00033$18,700

In most cases, families earning greater than $175,000 have multiple children attending private school or college.
Calvert School is a coed independent lower and middle school.