Sully County, South Dakota
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Sully County is a county located in the state of South Dakota. As of 2000, the population is 1,556. Its county seat is Onida6.
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Geography
According to the U.S. Census Bureau, the county has a total area of 2,772 km² (1,070 mi²). 2,608 km² (1,007 mi²) of it is land and 164 km² (63 mi²) of it is water. The total area is 5.93% water.
Townships
The county is divided into two areas of unorganized territory: West Sully and East Sully.
Adjacent Counties
- Potter County, South Dakota - north
- Hyde County, South Dakota - east
- Hughes County, South Dakota - south
- Stanley County, South Dakota - southwest
- Dewey County, South Dakota - northwest
Demographics
| Sully County Population by year | |
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1900 - 1,715 | |
As of the census2 of 2000, there are 1,556 people, 630 households, and 442 families residing in the county. The population density is 1/km² (2/mi²). There are 844 housing units at an average density of 0/km² (1/mi²). The racial makeup of the county is 97.81% White, 0.00% Black or African American, 0.77% Native American, 0.13% Asian, 0.00% Pacific Islander, 0.13% from other races, and 1.16% from two or more races. 0.77% of the population are Hispanic or Latino of any race.
There are 630 households out of which 31.00% have children under the age of 18 living with them, 62.50% are married couples living together, 4.30% have a female householder with no husband present, and 29.70% are non-families. 25.70% of all households are made up of individuals and 10.60% have someone living alone who is 65 years of age or older. The average household size is 2.47 and the average family size is 2.99.
In the county, the population is spread out with 25.50% under the age of 18, 6.10% from 18 to 24, 26.50% from 25 to 44, 24.40% from 45 to 64, and 17.40% who are 65 years of age or older. The median age is 40 years. For every 100 females there are 105.50 males. For every 100 females age 18 and over, there are 108.50 males.
Cities and towns
| Regions of South Dakota | 
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|---|---|
| Black Hills - Coteau des Prairies | |
| Largest cities | |
| Aberdeen | Belle Fourche | Brandon | Brookings | Canton | Ellsworth | Hot Springs | Huron | Madison | Mitchell | Mobridge | Pierre | Rapid City | Rapid Valley | Sioux Falls | Spearfish | Sturgis | Vermillion | Watertown | Winner | Yankton | |
| Counties | |
| Aurora - Beadle - Bennet - 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 |