Polk County is a county located in the U.S. state of Iowa. The population was 430,640 in the 2010 census, an increase from 374,601 in the 2000 census, making it the most populous county in Iowa. The county seat is Des Moines, which is also the capital city of Iowa. Polk County is one of the five counties that make up the Des Moines–West Des Moines Metropolitan Statistical Area.
Polk County was formed on January 13, 1846. It was named after Presid...
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Polk County is a county located in the U.S. state of Iowa. The population was 430,640 in the 2010 census, an increase from 374,601 in the 2000 census, making it the most populous county in Iowa. The county seat is Des Moines, which is also the capital city of Iowa. Polk County is one of the five counties that make up the Des Moines–West Des Moines Metropolitan Statistical Area.
Polk County was formed on January 13, 1846. It was named after President James K. Polk.
The first courthouse, a two-story structure, was built in 1846. Construction of a second courthouse was begun in 1858. Due to construction delays and the onset of the Civil War, the structure was not completed until 1866. The present courthouse was erected in 1906 in the Beaux Arts style. It was dedicated on October 31, 1906. In 1962, an extensive renovation was undertaken.
According to the 2000 census, the county has a total area of 591.90 square miles (1,533.0 km), of which 569.35 square miles (1,474.6 km) (or 96.19%) is...
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