Luana is a city in Clayton County, Iowa, United States. The population was 301 at the time of the 2020 census, up from 249 in 2000. Luana is the site of a large cheese factory of Swiss Valley Farms, a cooperative owned by 625 dairy producers in four states. The facility was acquired by the company in 1967, and manufactures a variety of cheeses. It has undergone several rounds of expansion, beginning in 2010 and 2015. Luana is located along U.S. Routes 18 and 52 in northern Clayton County. History Luana was surveyed in 1867 by W. S. Scott, and named in honor of his wife, Luana. Geography Luana is located at (43.060764, -91.453390). According to the United States Census Bureau, the city has a total area of , all land. Demographics 2010 census As of the census of 2010, there were 269 people, 114 households, and 68 families living in the city. The population density was . There were 119 housing units at an average density of . The racial makeup of the city was 99.3% White and 0.7% from two or more races. Hispanic or Latino of any race were 5.6% of the population. There were 114 households, of which 30.7% had children under the age of 18 living with them, 46.5% were married couples living together, 9.6% had a female householder with no husband present, 3.5% had a male householder with no wife present, and 40.4% were non-families. 33.3% of all households were made up of individuals, and 18.5% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 3.04. The median age in the city was 37.7 years. 28.3% of residents were under the age of 18; 6.7% were between the ages of 18 and 24; 22.7% were from 25 to 44; 25.4% were from 45 to 64; and 17.1% were 65 years of age or older. The gender makeup of the city was 48.0% male and 52.0% female. 2000 census As of the census of 2000, there were 249 people, 107 households, and 66 families living in the city. The population density was . There were 116 housing units at an average density of . The racial makeup of the city was 99.60% White, and 0.40% from two or more races. Hispanic or Latino of any race were 5.22% of the