The official languages are Spanish and Guarani, both being widely spoken in the country, with around 92% of the general population speaking Spanish and 98% speaking Guarani.. 
South Dakota  jẹ́ ìpínlẹ̀ kan ní agbègbè A-iwoorun Orílẹ̀-èdè Amẹ́ríkà.Ìtọ́kasí àwọn ìpínlẹ̀ orílẹ̀-èdè Amẹ́ríkà.. 