Crime Scene and Trauma Cleanup in Hannibal, MO

Hannibal is a city on the Mississippi River in Marion County, Missouri — with a small sliver extending into Ralls County — about 110 miles northwest of St. Louis.

Hannibal was laid out in 1819 by Moses Bates and named after Hannibal, the hero of ancient Carthage, and it was incorporated as a city in 1845.

Hannibal was the boyhood home of Samuel Langhorne Clemens, better known as Mark Twain, who lived there from 1839 to 1853 and drew on the town for the fictional St. Petersburg in The Adventures of Tom Sawyer and Adventures of Huckleberry Finn.

The Mark Twain Boyhood Home & Museum in Hannibal marked its 100th anniversary in 2012 and has welcomed visitors from all 50 states and some 60 countries.

Nicknamed 'America's Hometown,' Hannibal hosts National Tom Sawyer Days around the Fourth of July each year, complete with fence-painting and frog-jumping contests.

Hannibal is the birthplace of Margaret Brown, the Titanic survivor posthumously known as the 'Unsinkable Molly Brown,' and the cottage where she was born is now a museum.

The Hannibal and St. Joseph Railroad, organized in 1846 in the office of Mark Twain's father, was the westernmost railroad line in America before the Transcontinental Railroad and carried mail to the first outpost of the Pony Express.

By 1846 Hannibal was Missouri's third-largest city, and its population peaked at 22,761 in the 1930 census.

Hannibal had 17,108 residents in 6,922 households at the 2020 census.

Mark Twain Cave, just outside Hannibal, is the show cave that Twain fictionalized as McDougal's Cave in The Adventures of Tom Sawyer.