With a population of 13,928 people as of July 1, 2011, Shannon County had the fastest growing population in the Black Hills region, according to estimates by the U.S. Census. The total population increased nearly 2.0 percent between July, 2010 and July, 2011.

Age

Shannon County also had a very low median age of 23.5 with 45.5 percent of the population under the age of 21, according to the 2010 U.S. Census.

Race

Native Americans accounted for 96.0 percent and Hispanics made up another 2.7 percent of the population. Shannon County had the smallest white population in the region ( 2.9 percent).

Poverty

Shannon County had a staggering 47.3 percent poverty rate, according to the USDA. According to the South Dakota Kids Count project, the estimated percentage of children under the age of 18 in poverty in Shannon County rose from 47 to 57 percent between 2005 and 2009.

Shannon had the poorest housing conditions in South Dakota with a home ownership rate of only 48.9 percent, a median home value of $30,000, and a high person per household rate of 4.73, twice as high as any other counties in the region.

Shannon County had a per capita income $7,880 and a median household income of $25,048.

Looking for Census information on demographics and housing in your neighborhood? The Federal Financial Institutions Council, an agency of the federal government, provides a site where you can enter your street address and access census data about your neighborhood.