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Henry County is a county located in the state of Iowa. Based on the 2010 census, the population was 20,145. Henry County was created on December 7, 1836. The county seat is Mount Pleasant. Henry county is named for General Henry Dodge, governor of Wisconsin Territory.
Henry county is named for Henry Dodge, a governor of the Wisconsin Territory (which included present-day Iowa) and later United States senator from Wisconsin.
County QuickFacts: CensusBureau Quick Facts
The boundaries of Henry County were
defined by the Territorial Legislature of Wisconsin in 1836, but it was not
legally established until 1837 by the Iowa Territorial Legislature. Prior to
establishment of Jefferson County on the west in 1839, all of that part of the
Black Hawk Purchase situated in the present county of Jefferson, was attached to
Henry County for judicial purposes.
The county was named for Henry Dodge, who was a general in the Black Hawk War and was governor of the Wisconsin Territory.
The first courthouse in the state of Iowa was built in Mount Pleasant in 1839. A second courthouse, used from 1871 - 1914 was the remodeled "Hill Hall," on the same block as the county jail. When it was put up for sale in 1914 it only brought $247.50. The present building was completed in 1914.
The earliest roads followed the tops of ridges and Indian paths. Later, they cut straight against the plain. Many of these roads still retain their original locations as originally surveyed and laid out.
Henry County was the only county in Iowa to have two military roads, present US route 218 was one of them.
Iowa Press Assn. "Who's Who in Iowa" copyright 1940
Henry County Bicentennial Commission
As reported by the Census Bureau, the county has a total area of 437 square miles (1,130 km2), of which 434 square miles (1,120 km2) is land and 2.2 square miles (5.7 km2) (0.5%) is water.
Henry county is located in southeast Iowa. Lake Geode is located in
Bordering counties are as follows: