Rosston, OK has a population of 36 and is the 28,481st largest city in the United States. The population density is 131 per sq mi which is 141% higher than the Oklahoma average and 45% higher than the national average. The median age in Rosston is 39 which is approximately 9% higher than the Oklahoma average of 36. In Rosston, 56% of the population over 15 years of age are married, 36% speak English and 58% speak Spanish. 25% of Rosston residents were born in Oklahoma, 17% were born out of state, 6% were born outside of the United States and 53% were foreign born.