Oxoboxo River, CT has a population of 2,884 and is the 9,006th largest city in the United States. The population density is 674 per sq mi which is 4% higher than the Connecticut average and 644% higher than the national average. The median age in Oxoboxo River is 51 which is approximately 26% higher than the Connecticut average of 41. In Oxoboxo River, 60% of the population over 15 years of age are married, 93% speak English and 3% speak Spanish. 68% of Oxoboxo River residents were born in Connecticut, 28% were born out of state, 2% were born outside of the United States and 3% were foreign born.