what county is wentzville mo
Wentzville is a city located in western St. Charles County, Missouri, United States. As of 2010, the city had a total population of 29,020. The city's major employer is General Motors which has a full size van assembly plant located there. As the site of the county fairgrounds, Wentzville hosts the annual St. Charles County Fair, St. Louis Pirate Festival and the Greater St. Louis Renaissance Faire. Wentzville was founded in 1855 as a depot on the Northern Missouri Railroad. It was named after Erasmus Livingston Wentz, a railroad engineer for the line.