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is a city in Polk County, Texas, United States. Situated on the banks of Lake Livingston, the population was 1,174 at the 2000 census.
Onalaska, Texas, Onalaska, Wisconsin, Onalaska, Arkansas (now defunct), and Onalaska, Washington are all historically linked to one another through the lumber industry.
According to the United States Census Bureau, the city has a total area of 2.2 square miles (5.6 km²), of which, 2.1 square miles (5.5 km²) of it is land and 0.47% is water.