Lake Tomahawk, WI has a population of 242 and is the 23,597th largest city in the United States. The population density is 157 per sq mi which is 79% higher than the Wisconsin average and 73% higher than the national average. The median age in Lake Tomahawk is 52 which is approximately 34% higher than the Wisconsin average of 39. In Lake Tomahawk, 53% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 86% of Lake Tomahawk residents were born in Wisconsin, 13% were born out of state, 0% were born outside of the United States and 1% were foreign born.