Old Saybrook Center, CT has a population of 1,830 and is the 11,543rd largest city in the United States. The population density is 927 per sq mi which is 43% higher than the Connecticut average and 924% higher than the national average. The median age in Old Saybrook Center is 50 which is approximately 23% higher than the Connecticut average of 41. In Old Saybrook Center, 70% of the population over 15 years of age are married, 80% speak English and 8% speak Spanish. 53% of Old Saybrook Center residents were born in Connecticut, 27% were born out of state, 1% were born outside of the United States and 19% were foreign born.