Tax-exempt organization ยท Files a Form 5500
MUSEUM OF FLIGHT FOUNDATION
Also filed as MUSEUM OF FLIGHT
9404 E MARGINAL WAY S, TUKWILA, WA 98108-4046
EIN
91-0785826
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Publicly supported charity (170(b)(1)(A)(vi))
IRS · 2026-09
IRS ruling date
1965-11
IRS · 2026-09
NTEE code
A110
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$75,663,364
IRS · 2026-09
Assets (latest 990)
$422,758,694
IRS · 2026-09
Benefit plan 1, 2024 filing
MUSEUM OF FLIGHT 403(B) PLAN
DOL · 2025-10-15
Participants (start of year)
314
DOL · 2025-10-15
Plan features
code 2F2G2L2M2T3D
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15
Business code (NAICS)
712100
DOL · 2025-10-15
Benefit plan 501, 2024 filing
MUSEUM OF FLIGHT HEALTH AND WELFARE PLAN
DOL · 2025-09-26