Onalaska is located in Texas. Onalaska, Texas has a population of 3,331. Onalaska is less family-centric than the surrounding county with 24% households with children. The county percentage for households with children is 25%.
The median household income in Onalaska, Texas is $52,769. The median household income for the surrounding county is $53,863 compared to the national median of $66,222. The median age of people living in Onalaska is 46.2 years.
The average high temperature in July is 94.72 degrees, with an average low temperature in January of 36.95 degrees. The annual precipitation is 48.54.