Have you ever thought about how your favorite authors make their money? The question that is on everyone’s mind is, How much does a bestselling author make per book? Let's talk about doing really well in writing and check out how much money you can make as a bestselling author. How much do bestsellers make per book? Bestsellers earn different amounts per book, depending on factors such as book deals, book sales and royalty rates. Generally, established authors earn between $1 and $3 per book sold. However, it’s important to note that these numbers can vary greatly. Some well-known authors with huge book deals and massive marketing campaigns can earn significantly more, while others can earn significantly less. What does an author earn besides book sales? For many authors, their income comes from things like film rights, speaking engagements and merchandise sales. The interesting thing about the world of an author’s income is that it’s not just about the books they write.