Public Charity

Mary Institute and St Louis Country Day School

Mary Institute and St Louis Country Day School is a nonprofit organization categorized as Public Charity based in St Louis, MO. Its most recent IRS filing (2025) reports revenue of $78.6M, expenses of $52.5M, total assets of $299.8M. Imperigo tracks 83 reported grant relationships connected to this organization totaling approximately $14.9M.

EIN: 430653366 St Louis, MO Latest filing: 2025
Total Revenue$78.6M
Total Expenses$52.5M
Total Assets$299.8M
Grant Records83
Funding Total$14.9M
Filing Years2021–2025

Mission

Founded in 1859, MICDS is a nonprofit, independent, preparatory school offering non-sectarian education to qualified students regardless of national origin, race or religion. MICDS serves students for grades Junior Kindergarten through 12.

Officers & Directors

Trustee Alaina C Macia
Trustee Ashley Clennan
Trustee Brad Werner
Trustee Christy Thompson
Head-Upper School C Scott Small
Trustee Daphne Morgan

Officer compensation and complete director data available with membership.

Top Grant Purposes

EDUCATION
$2,320,128 10 grants
GENERAL SUPPORT IN CELEBRATION OF THE LIFE OF JOSEPH HOLMAN WHITE, CHARITABLE SUPPORT OF THE ANNUAL HOLTMAN TOURNAMENT, SUPPORT OF THE THEATER DEPARTMENT SCHOLARSHIP SUPPORT FOR THE 57 CHILDREN OF EMPLOYEES STL GIVES DAY, AND OTHER GENERAL SUPPORT.
$2,161,850 1 grant
Scholarships
$1,861,280 4 grants
For grant recipient's exempt purposes
$1,740,854 9 grants
CCS - Early Childhood and Youth Success
$1,292,784 3 grants

Financial Trends

Year Revenue Expenses Assets
2025 $78.6M $52.5M $299.8M
2024 $69.3M $51.3M $253.8M
2023 $46.1M $48.5M $215.5M
2022 $42.9M $46.0M $207.6M
2021 $40.5M $45.0M $240.2M

Between 2021 and 2025, reported annual revenue grew from $40.5M to $78.6M (+94%), with total assets most recently reported at $299.8M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for Mary Institute and St Louis Country Day School

Complete financials, all 83 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports
7-day free trial Cancel any time