Westmere, NY has a population of 6,778 and is the 5,292nd largest city in the United States. The population density is 2,139 per sq mi which is 496% higher than the New York average and 2261% higher than the national average. The median age in Westmere is 41 which is approximately 6% higher than the New York average of 38. In Westmere, 55% of the population over 15 years of age are married, 81% speak English and 3% speak Spanish. 69% of Westmere residents were born in New York, 15% were born out of state, 2% were born outside of the United States and 14% were foreign born.