Renville County is Minnesota’s largest corn-producing county; its county seat, Olivia, has been designated Corn Capital of the World by the Minnesota State Senate.
Renville County (pop. 15,730) is on the north side of the Minnesota River, just west of McLeod County. It reached its peak population of 24,625 in 1940.
The county has several historical sites related to the Dakota War of 1862, including the Birch Coulee Battlefield.
Olivia (pop. 2,484) has a 1902 classical revival courthouse.
Olivia celebrates Corn Capital Days every August.
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