South Dakota is home to 833,354 residents, making it the 46th most populous of the 50 United States. South Dakota ranks 18th in total area (77,116.00 square miles) and 18th in population density (10.80 people per square mile). The median age of its residents is 36.8 years, with 75.3% of the population 18 year and over.
According to Homefacts' records there are currently 4,184 criminal and sex offenders in South Dakota (approximately 50.21 offenders per 10,000 people). The unemployment rate in South Dakota is 2.1% .