Andy Weir Net Worth (Updated 2026).

Andy Weir, a name that has become synonymous with space adventure and scientific intrigue, began his career in an unconventional manner. Born in 1972, Weir didn’t follow the traditional path of a writer. Instead, he started as a software engineer, a profession that would later significantly influence his writing. He spent over two decades working in the tech industry, honing his skills in problem-solving and logical thinking, which would prove invaluable in his future literary endeavors.

Weir’s transition into writing was gradual and self-paced. In his spare time, he began penning short stories and eventually decided to try his hand at a novel. His first attempt, a techno-thriller, didn’t gain much traction. However, undeterred, Weir decided to write about a topic he was truly passionate about: space. Thus, in 2011, he started working on “The Martian,” a story about an astronaut stranded on Mars, using his scientific background and love for space to create a compelling narrative. Little did he know that this book would catapult him to fame.

Andy Weir’s Net Worth in 2025

As of 2025, Andy Weir’s net worth is estimated to be around $25 million. This significant wealth is primarily attributed to his successful career as a science fiction author.

Career

Andy Weir is a renowned science fiction author, best known for his debut novel “The Martian,” published in 2011. The book was a New York Times bestseller and was adapted into a major motion picture in 2015, directed by Ridley Scott. Weir’s second novel, “Artemis,” was released in 2017 and also received critical acclaim. His latest novel, “Project Hail Mary,” was published in 2021 and became an instant bestseller.

Other Ventures

In addition to his writing career, Weir has also ventured into screenwriting. He co-wrote the screenplay for the film adaptation of “The Martian” and is currently working on a TV series based on his novel “Artemis.” Weir is also known for his active involvement in science and technology, often incorporating real-world scientific principles into his stories.

Assets

Andy Weir’s assets include real estate properties, primarily in California, where he resides. He also owns a significant portfolio of stocks, bonds, and mutual funds. Weir’s most valuable assets, however, are his intellectual property rights, including the rights to his novels and any future works.

Annual Income

Andy Weir’s annual income is primarily derived from his book sales and royalties. As a New York Times bestselling author, Weir commands high advances for his novels and earns royalties from their sales. Additionally, he earns income from his screenwriting work and public speaking engagements. According to available data, Weir’s annual income is estimated to be around $5 million.

Frequently Asked Questions about  Andy Weir

**Frequently Asked Questions: Andy Weir Net Worth**

1. What is Andy Weir’s net worth?

Andy Weir’s net worth is estimated to be around $10 million.

2. How did Andy Weir make his money?

Weir made his fortune primarily through the success of his debut novel, “The Martian”, which was adapted into a major motion picture. He also earns from his subsequent novels and short stories.

3. What is Andy Weir’s most successful book?

“The Martian” is Weir’s most successful book to date. It spent over a year on The New York Times bestseller list and was adapted into an Academy Award-winning film.

4. How much was Andy Weir paid for “The Martian” movie rights?

The movie rights for “The Martian” were sold for a reported $100,000.

5. What is Andy Weir’s next book?

Weir’s next book is “Project Hail Mary”, which is scheduled to be released in May 2021.

6. Does Andy Weir have a background in science?

Yes, Weir has a background in computer science. He worked as a software engineer before becoming a full-time writer.

7. Where does Andy Weir live?

Weir lives in California with his family.

8. What inspired Andy Weir to write “The Martian”?

Weir was inspired to write “The Martian” after reading a news article about a dust storm on Mars that could potentially wipe out a manned mission.

9. How much does Andy Weir make per book?

The exact amount Andy Weir makes per book is not publicly disclosed. However, it’s estimated that he earns a significant advance for each of his novels.

10. What is Andy Weir’s writing process like?

Weir is known for his meticulous writing process. He often spends years researching and planning his novels before starting to write. He also posts regular updates on his writing progress on his blog and social media platforms.