Lyon County, Minnesota Facts for Kids

Quick facts for kids Lyon County
U.S. county
Student Center at Southwest Minnesota State University.
Location within the U.S. state of Minnesota
Minnesota's location within the U.S.
Country	United States
State	Minnesota
Founded	March 6, 1868 March 2, 1869
Named for	Nathaniel Lyon
Seat	Marshall
Largest city	Marshall
Area
• Total	722 sq mi (1,870 km²)
• Land	715 sq mi (1,850 km²)
• Water	7.1 sq mi (18 km²) 1.0%%
Population (2020)
• Total	25,269
• Estimate (2023)	25,427
• Density	35.3/sq mi (13.6/km²)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	7th

Lyon County is a county in the U.S. state of Minnesota. As of the 2020 census, the population was 25,269. Its county seat is Marshall.

Lyon County comprises the Marshall, MN Micropolitan Statistical Area.

History
Geography
Demographics
- 2020 Census
Communities
See also

History

The county was established by two acts of the Minnesota state legislature, dated March 6, 1868, and March 2, 1869. The county seat was designated as Marshall. The county was named for Nathaniel Lyon, an Army officer who served in the Dakota and Minnesota territories before being killed in the Civil War in 1861. He had achieved the rank of general by his death. The county was much larger until an act passed on March 6, 1873, made the western 43% the new Lincoln County.

Geography

The Yellow Medicine River flows northeast through the upper portion of the county, the Redwood River flows northeast through the central part, and the Cottonwood River flows northeast through the lower part. The county's terrain consists of low rolling hills, etched by drainages and gullies. It slopes to the north and east, with its highest point near its southwest corner, at 1,729 ft (527 m) ASL. The county has a total area of 722 square miles (1,870 km²), of which 715 square miles (1,850 km²) is land and 7.1 square miles (18 km²) (1.0%) is water.

Lakes

Clear Lake
Cottonwood Lake
East Twin Lake
Goose Lake
Island Lake
Lady Slipper Lake
Lake Marshall
Lake of the Hill
Lake Yankton
Lone Tree Lake (part)
Long Lake (part)
McKay Lake
North Twin Lake
Rock Lake
School Grove Lake (part)
Sham Lake
South Twin Lake
Swift Lake
West Twin Lake
Wood Lake

Major highways

U.S. Highway 14
U.S. Highway 59
Minnesota State Highway 19
Minnesota State Highway 23
Minnesota State Highway 68
Minnesota State Highway 91

Airports

Southwest Minnesota Regional Airport (MML)
Tracy Municipal Airport (TKC)

Adjacent counties

Protected areas

Camden State Park
Gadwall State Wildlife Management Area
Garvin State Park
Grandview State Wildlife Management Area
Greenhead State Wildlife Management Area
Glynn Prairie Scientific and Natural Area
Shelburne State Wildlife Management Area
Vallers State Wildlife Management Area

Demographics

Historical population
Census	Pop.	%±
1880	6,257	—
1890	9,501	51.8%
1900	14,591	53.6%
1910	15,722	7.8%
1920	18,837	19.8%
1930	19,328	2.6%
1940	21,569	11.6%
1950	22,253	3.2%
1960	22,655	1.8%
1970	24,273	7.1%
1980	25,207	3.8%
1990	24,789	−1.7%
2000	25,425	2.6%
2010	25,857	1.7%
2020	25,269	−2.3%
2023 (est.)	25,427	−1.7%
U.S. Decennial Census 1790-1960 1900-1990 1990-2000 2010-2020

2020 Census

Lyon County Racial Composition
Race	Num.	Perc.
White (NH)	20,535	81.26%
Black or African American (NH)	906	3.6%
Native American (NH)	84	0.3%
Asian (NH)	1,263	5%
Pacific Islander (NH)	3	0.01%
Other/Mixed (NH)	734	2.9%
Hispanic or Latino	1,744	7%

Communities

Cities

Unincorporated communities

Townships

Amiret Township
Clifton Township
Coon Creek Township
Custer Township
Eidsvold Township
Fairview Township
Grandview Township
Island Lake Township
Lake Marshall Township
Lucas Township
Lynd Township
Lyons Township
Monroe Township
Nordland Township
Rock Lake Township
Shelburne Township
Sodus Township
Stanley Township
Vallers Township
Westerheim Township

Lyon County, Minnesota facts for kids

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