Jupiter Farms, FL has a population of 11,809 and is the 3,461st largest city in the United States. The population density is 790 per sq mi which is 169% higher than the Florida average and 772% higher than the national average. The median age in Jupiter Farms is 46 which is approximately 11% higher than the Florida average of 42. In Jupiter Farms, 71% of the population over 15 years of age are married, 90% speak English and 8% speak Spanish. 38% of Jupiter Farms residents were born in Florida, 50% were born out of state, 1% were born outside of the United States and 11% were foreign born.