Couderay, WI has a population of 71 and is the 27,615th largest city in the United States. The population density is 73 per sq mi which is 16% lower than the Wisconsin average and 19% lower than the national average. The median age in Couderay is 59 which is approximately 50% higher than the Wisconsin average of 39. In Couderay, 78% of the population over 15 years of age are married, 96% speak English and 4% speak Spanish. 73% of Couderay residents were born in Wisconsin, 24% were born out of state, 0% were born outside of the United States and 3% were foreign born.