Brewster, NY has a population of 2,294 and is the 10,272nd largest city in the United States. The population density is 4,681 per sq mi which is 1205% higher than the New York average and 5066% higher than the national average. The median age in Brewster is 35 which is approximately 8% lower than the New York average of 38. In Brewster, 42% of the population over 15 years of age are married, 42% speak English and 57% speak Spanish. 38% of Brewster residents were born in New York, 9% were born out of state, 1% were born outside of the United States and 52% were foreign born.