Barney's Junction, WA has a population of 174 and is the 25,045th largest city in the United States. The population density is 669 per sq mi which is 591% higher than the Washington average and 638% higher than the national average. The median age in Barney's Junction is 58 which is approximately 53% higher than the Washington average of 38. In Barney's Junction, 57% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 47% of Barney's Junction residents were born in Washington, 53% were born out of state, 0% were born outside of the United States and 0% were foreign born.