Rosalia is located in Washington. Rosalia, Washington has a population of 592. Rosalia is less family-centric than the surrounding county with 29.41% of the households containing married families with children. The county average for households married with children is 31.03%.
The median household income in Rosalia, Washington is $40,556. The median household income for the surrounding county is $41,574 compared to the national median of $57,652. The median age of people living in Rosalia is 38.5 years.
The average high temperature in July is 83.6 degrees, with an average low temperature in January of 23.4 degrees. The average rainfall is approximately 19.9 inches per year, with 24.9 inches of snow per year.