[Nonprofit990Pulse](/v/nonprofit990pulse) / compare

# Museum Of Flight Foundation vs Seattle Aquarium Society-seas: Nonprofit990Pulse comparison

**Museum Of Flight Foundation's revenue of $65,311,789 is 1.2x Seattle Aquarium Society-seas's $53,341,342 (15th percentile). Museum Of Flight Foundation is dated 2023-12-01; Seattle Aquarium Society-seas 2023-12-01.**

Data as of 2026-11-04 · [Compiled by Zalwin](/research/nonprofit990pulse) from ProPublica Nonprofit Explorer API (IRS Form 990 data) Copy citation

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## How does Museum Of Flight Foundation compare to Seattle Aquarium Society-seas?

| Field | Museum Of Flight Foundation | Seattle Aquarium Society-seas |
|---|---|---|
| Organization | Museum Of Flight Foundation | Seattle Aquarium Society-seas |
| EIN | 91-0785826 | 91-1189249 |
| Location | Tukwila, WA | Seattle, WA |
| Cause area | Arts, culture & humanities (A110) | Environment & animals (D115) |
| Tax year | 2023 | 2023 |
| Revenue | $65,311,789 | $53,341,342 |
| Expenses | $26,853,233 | $30,313,177 |
| Assets | $372,294,422 | $173,148,773 |
| Liabilities | $11,098,750 | $73,529,988 |
| Contributions | $49,162,773 | $31,069,618 |
| Program revenue | $10,560,877 | $19,435,712 |
| Filing | https://projects.propublica.org/nonprofits/download-filing?path=IRS%2F910785826_202312_990_2025012923048310.pdf | https://projects.propublica.org/nonprofits/download-filing?path=IRS%2F911189249_202312_990_2025022823134314.pdf |
| revenue percentile | 15th | 12th |
| Budget Signal Score | 55/100 | 55/100 |
| Peer rank and all 24 WA records (CSV) | Every comparable record ranked, with amounts, dates and scores 🔒 Click to unlock → |
| Official source URLs for every peer record | Direct links to each record at its government source 🔒 Click to unlock → |

Official records: [Museum Of Flight Foundation](https://projects.propublica.org/nonprofits/organizations/910785826) · [Seattle Aquarium Society-seas](https://projects.propublica.org/nonprofits/organizations/911189249)

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Financials from IRS Form 990 data via ProPublica Nonprofit Explorer; filings lag one to two years. Organization-level only: officer and employee compensation is not shown. Informational only.

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