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Todd County, South Dakota
Map
Location in the state of South Dakota
South Dakota's location in the USA
Statistics
Founded	1909[1] in its present form. (A previous Todd County existed further to the east along the Missouri River.}
Seat	none
Largest City	Mission
Area  - Total  - Land  - Water	sq mi (3602 km²) 1388 sq mi (3595 km²) 3 sq mi (7 km²), 0.20%
Population  - (2000)  - Density	9050 2/sq mi (1/km²)
Time zone	Central : UTC-6/-5
Named for: John Blair Smith Todd
Winner in neighboring Tripp County serves as it administrative center.

Todd County is a county located in the U.S. state of South Dakota. The county lies entirely within the Rosebud Indian Reservation and is coterminous with the main reservation (exclusive of off-reservation trust lands, which lie in four nearby counties). By per capita income, is the 5th poorest county in the nation. As of 2000, the population is 9,050. The county is named after John Blair Smith Todd (April 4, 1814 – January 5, 1872) who was a Delegate from Dakota Territory to the United States House of Representatives^[2] and a general in the Union Army during the American Civil War. He was a cousin of Mary Todd Lincoln.

Todd County is one of two counties in South Dakota that does not have its own county seat (Shannon County is the other). Winner in neighboring Tripp County serves as its administrative center.^[3] It is also one of five South Dakota counties that lie entirely within an Indian reservation. (The others are Corson, Dewey, Shannon, and Ziebach.)

Contents 1 Geography 1.1 Townships 1.2 Major highways 1.3 Adjacent counties 2 Demographics 3 Cities and towns 4 Notes

According to the U.S. Census Bureau, the county has a total area of 3,602 km² (1,391 mi²). 3,595 km² (1,388 mi²) of it is land and 7 km² (3 mi²) of it (0.20%) is water.

The county is divided into two areas of unorganized territory: East Todd and West Todd.

• U.S. Highway 18
• U.S. Highway 83
• South Dakota Highway 63

• Mellette County, South Dakota - north
• Tripp County, South Dakota - east
• Cherry County, Nebraska - south
• Bennett County, South Dakota - west

Historical populations
Census	Pop.		%±
1910	2,164		–
1920	2,784		28.7%
1930	5,898		111.9%
1940	5,714		-3.1%
1950	4,758		-16.7%
1960	4,661		-2.0%
1970	6,606		41.7%
1980	7,328		10.9%
1990	8,352		14.0%
2000	9,050		8.4%

As of the census² of 2000, there were 9,050 people, 2,462 households, and 1,917 families residing in the county. The population density was 3/km² (6/mi²). There were 2,766 housing units at an average density of 1/km² (2/mi²). The racial makeup of the county was 85.60% Native American, 12.57% White, 0.09% Black or African American, 0.14% Asian, 0.21% from other races, and 1.38% from two or more races. 1.52% of the population were Hispanic or Latino of any race.

There were 2,462 households out of which 48.90% had children under the age of 18 living with them, 35.20% were married couples living together, 31.80% had a female householder with no husband present, and 22.10% were non-families. 18.90% of all households were made up of individuals and 5.20% had someone living alone who was 65 years of age or older. The average household size was 3.62 and the average family size was 4.09.

In the county, the population was spread out with 44.00% under the age of 18, 10.40% from 18 to 24, 25.10% from 25 to 44, 14.80% from 45 to 64, and 5.80% who were 65 years of age or older. The median age was 22 years. For every 100 females there were 97.90 males. For every 100 females age 18 and over, there were 92.30 males.

The county's per-capita income makes it one of the poorest counties in the United States

• Antelope
• Mission
• Parmelee
• Rosebud
• Spring Creek
• St. Francis
• Two Strike
• White Horse

1. ^ Legislative Manual, South Dakota, 2005, p. 597
2. ^ Legislative Manual, South Dakota, 2005, p. 597
3. ^ [1], accessed February 5, 2006.

	State of South Dakota Pierre (capital)
Regions	Badlands | Black Hills | Coteau des Prairies
Cities	Aberdeen | Brandon | Brookings | Huron | Madison | Mitchell | Pierre | Rapid City | Sioux Falls | Spearfish | Sturgis | Vermillion | Watertown | Yankton
Counties	Aurora | Beadle | Bennett | Bon Homme | Brookings | Brown | Brule | Buffalo | Butte | Campbell | Charles Mix | Clark | Clay | Codington | Corson | Custer | Davison | Day | Deuel | Dewey | Douglas | Edmunds | Fall River | Faulk | Grant | Gregory | Haakon | Hamlin | Hand | Hanson | Harding | Hughes | Hutchinson | Hyde | Jackson | Jerauld | Jones | Kingsbury | Lake | Lawrence | Lincoln | Lyman | Marshall | McCook | McPherson | Meade | Mellette | Miner | Minnehaha | Moody | Pennington | Perkins | Potter | Roberts | Sanborn | Shannon | Spink | Stanley | Sully | Todd | Tripp | Turner | Union | Walworth | Yankton | Ziebach