When did Tom Sawyer live?

Tom Sawyer is a fictional character created by American author Mark Twain in the novel "The Adventures of Tom Sawyer," published in 1876. The story is set in the fictional town of St. Petersburg, Missouri, which is based on Twain's own childhood experiences in Hannibal, Missouri, during the mid-19th century. Therefore, Tom Sawyer is depicted as living in the mid-1800s.