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Dennis Washington Net Worth (Updated 2026).

Written ByJeff kalis Hours Published onJuly 27, 2025
DennisWashington (cropped)

Dennis Washington, a name that has become synonymous with entrepreneurship and philanthropy, began his journey to success in the late 1960s. Born and raised in Montana, Washington’s humble beginnings did not deter him from pursuing his dreams. After serving in the U.S. Army, he started his career as a laborer, working on various construction projects.

Washington’s big break came in the early 1970s when he founded Washington Construction Company. With just a few employees and a single backhoe, he began taking on small projects. His dedication, hard work, and commitment to quality quickly earned him a reputation in the industry. As the company grew, so did Washington’s involvement in other ventures, including real estate development and investments.

**Dennis Washington’s Current Net Worth (2025)**

As of 2025, Dennis Washington’s current net worth is estimated to be around $10.5 billion, according to the latest available information. This significant wealth is a testament to his successful career and strategic business ventures.

**Dennis Washington’s Career**

Dennis Washington, born in 1934, is an American billionaire and philanthropist. He founded Washington Companies, a group of privately-held businesses, in 1964. Washington is particularly known for his work in the construction, mining, and real estate industries. He served as the CEO of Washington Companies until 2014, after which he stepped down but remains actively involved in the company.

**Dennis Washington’s Other Ventures**

Beyond his primary businesses, Washington has ventured into various other industries. He co-founded the Montana Rail Link, a railroad company, in 1987. He also owns the Seahorse Ranch, a 53,000-acre cattle ranch in Montana. Additionally, Washington has invested in the tech industry, with a significant stake in the software company, Kraken.

**Dennis Washington’s Assets**

Washington’s assets include a diverse portfolio of properties and investments. He owns several ranches across Montana, totaling over 100,000 acres. His real estate portfolio also includes residential properties in various states. In addition to his land and property holdings, Washington’s assets include significant investments in his companies and other businesses.

**Dennis Washington’s Annual Income**

While specific figures for Dennis Washington’s annual income are not publicly disclosed, his wealth growth over the years provides insight into his earnings. Between 2019 and 2021, his net worth increased by approximately $2 billion, indicating a substantial annual income.

Frequently Asked Questions about  Dennis Washington

**Frequently Asked Questions: Dennis Washington Net Worth**

1. What is Dennis Washington’s net worth?

Dennis Washington’s net worth is estimated to be around $6.1 billion.

2. How did Dennis Washington make his fortune?

Dennis Washington made his fortune through his company, Washington Companies, which operates in various industries such as mining, heavy construction, and real estate.

3. What is Dennis Washington’s primary source of income?

Dennis Washington’s primary source of income is his ownership and operation of the Washington Companies.

4. What are some of the companies owned by Dennis Washington?

Some of the companies owned by Dennis Washington include Washington Construction, Washington Marine, and Washington Companies’ mining operations.

5. Where does Dennis Washington live?

Dennis Washington lives in Montana, where he has a residence in the city of Missoula.

6. What is Dennis Washington’s age?

Dennis Washington was born on August 22, 1934, making him 87 years old.

7. Is Dennis Washington married?

Yes, Dennis Washington is married. He has been married to his wife, Phyllis, for many years.

8. Does Dennis Washington have any children?

Yes, Dennis Washington has two children, Dennis Jr. and Angela.

9. What is Dennis Washington’s political affiliation?

Dennis Washington is a registered Democrat.

10. What philanthropic work does Dennis Washington support?

Dennis Washington is known for his philanthropic work, supporting various causes such as education, healthcare, and environmental conservation. He has made significant donations to the University of Montana and other local organizations.

Jeff kalis

Hey, I’m Jeff Kalis — just a guy who’s obsessed with all things entertainment. Whether it’s breaking down the latest binge-worthy series, reviewing films, or diving into pop culture moments, I’m here to share my take. I write like I talk — laid-back, honest, and (hopefully) fun to read. If you love movies, TV, music, and the occasional hot take, you’re in the right place.

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