Dunn County is a county in the state of Wisconsin. Based on the 2010 census, the population was 43,857. Its county seat is Menomonie.
Dunn County comprises the Menomonie, WI Micropolitan Statistical Area and is included in the Eau Claire-Menomonie, WI Combined Statistical Area.
Dunn County was named in honor of Charles Dunn, first chief justice of Wisconsin Territory - Gannett,
Place Names, p. 98.
Charles Dunn (1799-1872) was born in Kentucky, where he studied law, but was admitted to the bar (1820) in Illinois. During his residence in that state he served as captain in the Black Hawk War, wherein he was accidentally shot by a sentinel. In 1829 he assisted in laying out the plat of Chicago. Appointed chief justice of Wisconsin Territory in 1836, he served throughout the Territorial era, also acting as member of the second State constitutional convention. In 1852-53 he was State senator from Lafayette County, and died at his home at Belmont (now Leslie), in that county.
[Source: Kellogg, Louise Phelps. "Derivation of County Names" in Proceedings of the State Historical Society of
Wisconsin for 1909, pages 219-231.]
County QuickFacts: Census Bureau Quick Facts
A new County, lying on the Chippewa and Red Cedar Rivers, not thickly settled, well watered and generally good
soil, having a due proportion of timber, prairie and openings. Hay River, in the northern part of the County, a
branch of Red Cedar, has pine upon its banks, and saw mills are now running. Pine is also cut on the Eau Galle. The
resources of this County have not yet begun to be developed.
Most of the land is yet in the hands of Government, and affords rare chance to th immigrant for investment. Part of the County lies in Willow River and part in La Crosse Land Districts.
Kansas, a new village on Lake Pepin, is the largest place, and already contains a population of 300.
As reported by the Census Bureau, the county has a total area of 864 square miles (2,238 km2), of which, 852 square miles (2,207 km2) of it is land and 12 square miles (31 km2) of it (1.38%) is water.
Bordering counties are as follows: