Eureka, Missouri
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Eureka is a city in St. Louis County and Jefferson County, Missouri, adjacent to Wildwood and Pacific. It is in the extreme southwest of the Greater St. Louis metro area. As of the 2020 census, the city had a population of 11,646. Since 1971, Eureka has been known as the home of the amusement park Six Flags St. Louis.
Eureka's main street
Missouri Route 109 entering Eureka.
Members of a Coast Guard Disaster Area Response Team rescue two victims and their pet from their flooded home in Eureka in 2008
Flooding on the Meramec River near Eureka in 2016
St. Louis County, Missouri
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St. Louis County is located in the eastern-central portion of Missouri. It is bounded by the City of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south. At the 2020 census, the total population was 1,004,125, making it the most populous county in Missouri. Its county seat is Clayton. The county is included in the St. Louis, MO–IL metropolitan statistical area.
Babler State Park, the largest of three state parks in St. Louis County
The Old Courthouse was built in downtown St. Louis from 1839 to 1856 as the second purpose-built county courthouse for St. Louis County.
Local politician David H. Armstrong was a strong supporter of the separation of the city of St. Louis from St. Louis County.
County government buildings in Clayton. From left to right: County Police headquarters, the Lawrence K. Roos County Government Building, the Buzz Westfall Justice Center, and the Courts Building