Maquoketa, IA

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Maquoketa (/məˈkoʊkɪtə/) is a city in Jackson County, Iowa, United States. Located on the Maquoketa River, it is the county seat of Jackson County. It is a former sundown town according to the national registry of sundown towns. The population was 6,128 at the 2020 census.

U.S. Route 61 adjoins the city, which therefore hosts traffic between Dubuque and the Quad Cities. Iowa Highways 62 and 64 also pass through the city. Maquoketa Caves State Park is located a few miles northwest of Maquoketa.