Missouri
Located in Tornado Alley, Missouri also receives extreme weather in the form of severe thunderstorms and tornadoes. The most recent tornado in the state to cause damage and casualties was the 2011 Joplin tornado, which destroyed roughly one-third of the city of Joplin. The tornado caused an estimated $1–3 billion in damages, killed 159 (+1 non-tornadic), and injured over 1,000 people. It was the first EF5 to hit the state since 1957 and the deadliest in the U.S. since 1947, making it the seventh deadliest tornado in American history and 27th deadliest in the world. St. Louis and its suburbs also have a history of experiencing particularly severe tornadoes, the most recent memorable one being an EF4 tornado that damaged Lambert-St. Louis International Airport on April 22, 2011. One of the worst tornadoes in American history struck St. Louis on May 27, 1896, killing at least 255 and causing $10 mil. damage ($3.9 bil. damage in 2009) or $ in today's dollars.
Jasper County, Missouri
On Sunday, May 22, 2011 Jasper County was struck in Joplin with a catastrophic EF5 multiple-vortex tornado. The 2011 Joplin tornado ranked as the seventh deadliest in America's history.As of the census of 2010, there were 117,404 people, 45,639 households, and 30,202 families residing in the county. The population density was 164 people per square mile (63/km²). There were 50,668 housing units at an average density of 71 per square mile (28/km²). The racial makeup of the county was 88.24% White, 1.93% Black or African American, 1.51% Native American, 0.99% Asian, 0.25% Pacific Islander, 3.89% from other races, and 3.18% from two or more races. Approximately 6.84% of the population were Hispanic or Latino of any race.