Fairview, NJ has a population of 14,314 and is the 2,940th largest city in the United States. The population density is 16,967 per sq mi which is 1696550% higher than the New Jersey average and 18627% higher than the national average. The median age in Fairview is 36 which is approximately 9% lower than the New Jersey average of 40. In Fairview, 47% of the population over 15 years of age are married, 27% speak English and 52% speak Spanish. 34% of Fairview residents were born in New Jersey, 14% were born out of state, 1% were born outside of the United States and 51% were foreign born.