Tax-exempt organization ยท Files a Form 5500
THE RIVER SCHOOL HCSR
Also filed as THE RIVER SCHOOL
4880 MACARTHUR BLVD NW, WASHINGTON, DC 20007-1557
EIN
52-2172713
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Hospital or medical research organization
IRS · 2026-09
IRS ruling date
1999-08
IRS · 2026-09
NTEE code
B28
IRS · 2026-09
Latest tax period on file
2025-08
IRS · 2026-09
Revenue (latest 990)
$12,085,666
IRS · 2026-09
Assets (latest 990)
$26,053,665
IRS · 2026-09
Benefit plan 1, 2024 filing
THE RIVER SCHOOL 403(B) PLAN
DOL · 2026-06-13
Participants (start of year)
157
DOL · 2026-06-13
Plan features
code 2F2L2M
DOL · 2026-06-13
Plan type
Single-employer plan
DOL · 2026-06-13
Business code (NAICS)
611000
DOL · 2026-06-13
Benefit plan 1, 2023 filing
THE RIVER SCHOOL 403(B) PLAN
DOL · 2025-06-11