Winchester, NV has a population of 27,986 and is the 1,527th largest city in the United States. The population density is 6,356 per sq mi which is 25373% higher than the Nevada average and 6915% higher than the national average. The median age in Winchester is 39 which is approximately 4% higher than the Nevada average of 38. In Winchester, 40% of the population over 15 years of age are married, 50% speak English and 41% speak Spanish. 20% of Winchester residents were born in Nevada, 43% were born out of state, 2% were born outside of the United States and 36% were foreign born.