Otis Orchards-East Farms, WA has a population of 6,399 and is the 5,524th largest city in the United States. The population density is 797 per sq mi which is 724% higher than the Washington average and 779% higher than the national average. The median age in Otis Orchards-East Farms is 43 which is approximately 15% higher than the Washington average of 38. In Otis Orchards-East Farms, 64% of the population over 15 years of age are married, 94% speak English and 0% speak Spanish. 54% of Otis Orchards-East Farms residents were born in Washington, 41% were born out of state, 1% were born outside of the United States and 4% were foreign born.