Roseland, CA has a population of 5,859 and is the 5,845th largest city in the United States. The population density is 6,204 per sq mi which is 2570% higher than the California average and 6748% higher than the national average. The median age in Roseland is 32 which is approximately 12% lower than the California average of 36. In Roseland, 51% of the population over 15 years of age are married, 45% speak English and 51% speak Spanish. 53% of Roseland residents were born in California, 11% were born out of state, 1% were born outside of the United States and 35% were foreign born.