Byram, CT has a population of 4,487 and is the 6,934th largest city in the United States. The population density is 5,603 per sq mi which is 765% higher than the Connecticut average and 6084% higher than the national average. The median age in Byram is 38 which is approximately 7% lower than the Connecticut average of 41. In Byram, 55% of the population over 15 years of age are married, 48% speak English and 38% speak Spanish. 29% of Byram residents were born in Connecticut, 32% were born out of state, 6% were born outside of the United States and 33% were foreign born.