Marriott family
Marriott family is number 11 in the 311 Private Wealth Index, with disclosed holdings in listed companies worth about $9.9bn, mainly in Marriott International Inc. The figure covers shared family holdings reported by J W Jr. Marriott, David S Marriott, Juliana B. Marriott. That is about 51,148 times the wealth of a typical US household. 311 Origin: heirs. 311 Giving Score: 5 out of 5 (provisional). 311 Future Exposure: medium (40/100), driven by technology change in leisure & tourism (41/100), led by 5G, Artificial Narrow Intelligence, Biometric Sensors; 100% of disclosed wealth in one company.
Part of the 311 Private Wealth Index (311institute.com). Last updated .
Disclosed holdings
| Company | Value | Latest filing | Role |
|---|---|---|---|
| Marriott International Inc | $9.9bn | 2026-09-25 |
Combined family figure covering shared holdings reported by J W Jr. Marriott, David S Marriott, Juliana B. Marriott.
311 Future Exposure: Medium
Score 40 out of 100: technology 41/100 and trends 40/100. What drives it:
- Technology change in leisure & tourism (41/100), led by 5G, Artificial Narrow Intelligence, Biometric Sensors
- 100% of disclosed wealth in one company
Technology exposure uses the 311 Starburst: how strongly each emerging technology affects this industry, weighted by how soon it reaches widespread use. Trend exposure covers tariffs and export controls, international sanctions, concentration of wealth. Evidence on company-specific trends is being added. Explore the Starburst.
Giving
The J. Willard and Alice S. Marriott Foundation reported grants of $337m across the 10 years of filings available, and assets worth $1,195m at market value at the end of 2023, together 15.55% of the disclosed wealth above. Source: US foundation tax filings via ProPublica.
How this figure is calculated
Shares disclosed in SEC insider filings, valued at the latest price disclosed in those filings. Private companies, cash, property and holdings listed outside the United States are not included, so this is a minimum, not total wealth. The household comparison uses $192,700, the median US household wealth in the Federal Reserve Survey of Consumer Finances (2022, the latest published).
Related
- Innovation profile of Bethesda
- United States: economy and key statistics
- The 311 Titans Index
- All 311 Indexes
Questions and answers
What is Marriott family's net worth?
Marriott family has disclosed holdings in listed companies worth about $9.9bn, according to the 311 Private Wealth Index. This is a minimum: private companies, cash and property are not included.
How much are Marriott family's disclosed holdings worth?
About $9.9bn in listed companies, according to the 311 Private Wealth Index.
Where does Marriott family's wealth come from?
Mainly from holdings in Marriott International Inc.
Source: SEC insider filings.
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