New Port Richey, FL has a population of 15,503 and is the 2,756th largest city in the United States. The population density is 3,408 per sq mi which is 1061% higher than the Florida average and 3662% higher than the national average. The median age in New Port Richey is 48 which is approximately 15% higher than the Florida average of 42. In New Port Richey, 52% of the population over 15 years of age are married, 85% speak English and 10% speak Spanish. 30% of New Port Richey residents were born in Florida, 58% were born out of state, 4% were born outside of the United States and 8% were foreign born.