How many copies of The Lord of the Rings were sold in the US?
There have been over 150 million copies of the full story printed and sold throughout the world. It would be difficult to put an exact number on the copies sold in the US, as the English versions were sold in many countries throughout the world, but it is somewhere in the millions.
Religious texts such as The Bible and The Qur'an are typically the books that are most often printed and distributed around the world. Religious texts aside, the book to have sold the most copies is A Tale of Two Cities by Charles Dickens which has sold approximately 200 million copies. Not far behind this is The Lord of the Rings by J. R. R. Tolkien which has sold approximately 150 million copies.