Onalaska is located in Washington. Onalaska, Washington has a population of 631. Onalaska is less family-centric than the surrounding county with 22% households with children. The county percentage for households with children is 25%.
The median household income in Onalaska, Washington is $60,956. The median household income for the surrounding county is $57,338 compared to the national median of $66,222. The median age of people living in Onalaska is 43.7 years.
The average high temperature in July is 75.62 degrees, with an average low temperature in January of 29.38 degrees. The annual precipitation is 58.21.
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