Gardnerville Ranchos, NV has a population of 10,646 and is the 3,760th largest city in the United States. The population density is 712 per sq mi which is 2754% higher than the Nevada average and 686% higher than the national average. The median age in Gardnerville Ranchos is 42 which is approximately 13% higher than the Nevada average of 38. In Gardnerville Ranchos, 61% of the population over 15 years of age are married, 93% speak English and 6% speak Spanish. 19% of Gardnerville Ranchos residents were born in Nevada, 76% were born out of state, 0% were born outside of the United States and 4% were foreign born.