Weston, NJ has a population of 2,147 and is the 10,596th largest city in the United States. The population density is 1,541 per sq mi which is 154008% higher than the New Jersey average and 1601% higher than the national average. The median age in Weston is 66 which is approximately 66% higher than the New Jersey average of 40. In Weston, 81% of the population over 15 years of age are married, 74% speak English and 2% speak Spanish. 44% of Weston residents were born in New Jersey, 31% were born out of state, 2% were born outside of the United States and 22% were foreign born.