James Mattis Net Worth (Updated 2026).

James Mattis, often referred to as the “Warrior Monk,” began his career in the military at a young age. Born in 1950, he enlisted in the Marine Corps Reserve at 18, later attending Central Washington University and Georgetown University, where he earned his commission. His first assignment was as a rifle and pistol instructor, setting the stage for a lifelong commitment to training and mentoring fellow Marines.

Mattis’s reputation began to grow during his service in the Persian Gulf War. As a lieutenant colonel, he led an armored battalion that played a significant role in the liberation of Kuwait. His strategic acumen and leadership skills were further honed in subsequent tours, including in Afghanistan and Iraq, where he commanded the 1st Marine Division. It was during these tours that Mattis earned his nickname, “Mad Dog,” a testament to his fierce determination and unyielding spirit in the face of adversity.

James Mattis’ Current Net Worth (2025)

As of 2025, James Mattis’ estimated net worth is $40 million, according to Forbes. This figure reflects his military pension, book royalties, and speaking fees.

Career

James Mattis, a retired United States Marine Corps general, served as the 26th United States Secretary of Defense from 2017 to 2019. Prior to this, he held various command positions in the Marine Corps, including Commander of U.S. Central Command from 2010 to 2013. He is known for his strategic leadership and military expertise.

Other Ventures

After leaving the military, Mattis co-founded the Strategic Advisory Group, a consulting firm providing strategic advice to businesses and governments. He has also authored several books, including the bestseller “Call Sign Chaos: Learning to Lead.”

Assets

Mattis’ assets include a home in Richland, Washington, valued at around $1 million, and various investments in stocks and bonds. He also owns a collection of military memorabilia and books, estimated to be worth several hundred thousand dollars.

Annual Income

Mattis’ annual income is primarily derived from his military pension, which is estimated to be around $200,000 per year. Additionally, he earns significant income from speaking engagements and book royalties. His exact annual income is not publicly disclosed.

Frequently Asked Questions about  James Mattis

**James Mattis Net Worth FAQs**

1. What is James Mattis’ net worth?

James Mattis’ net worth is estimated to be around $10 million.

2. How did James Mattis make his money?

James Mattis made his money through his military career, serving in the United States Marine Corps for over 40 years, rising to the rank of General. He also served as the Secretary of Defense from 2017 to 2019. Additionally, he has written several books and given speeches, which have contributed to his net worth.

3. What is James Mattis’ salary as Secretary of Defense?

As Secretary of Defense, James Mattis’ annual salary was $205,700.

4. What are some of James Mattis’ books?

Some of James Mattis’ books include “Call Sign Chaos: Learning to Lead”, “War Stories: The Back-Lot Intelligence from Washington to Baghdad”, and “No Better Friend: One Man, One Dog, Five Fighters, and a Forgotten Hero of World War II”.

5. How many years did James Mattis serve in the military?

James Mattis served in the United States Marine Corps for 41 years.

6. What is James Mattis’ military rank?

James Mattis retired from the military with the rank of General.

7. What are some of James Mattis’ military decorations and awards?

Some of James Mattis’ military decorations and awards include the Defense Distinguished Service Medal, the Navy Distinguished Service Medal, the Defense Superior Service Medal, and the Bronze Star Medal with Combat “V”.

8. What is James Mattis’ education background?

James Mattis graduated from the United States Military Academy at West Point in 1971 with a Bachelor of Science degree in operations research. He also holds a Master of Arts degree in international affairs from the School of Advanced International Studies at Johns Hopkins University.

9. What is James Mattis’ political affiliation?

James Mattis is a registered independent.

10. What is James Mattis’ height and weight?

James Mattis is 6 feet 2 inches tall and weighs around 220 pounds.