Louisburg, Minnesota  Louisburg is a city in Lac qui Parle County, Minnesota, United States. The population was 47 at the 2010 census. Louisburg was platted in 1887. A post office was established at Louisburg in 1888, and remained in operation until it was discontinued in 1992. According to the United States Census Bureau, the city has a total area of , all of it land. As of the census of 2010, there were 47 people, 18 households, and 16 families living in the city. The population density was . There were 30 housing units at an average density of . The racial makeup of the city was 93.6% White, 4.3% Asian, and 2.1% from other races. Hispanic or Latino of any race were 2.1% of the population. There were 18 households of which 33.3% had children under the age of 18 living with them, 72.2% were married couples living together, 16.7% had a female householder with no husband present, and 11.1% were non-families. 11.1% of all households were made up of individuals and 11.2% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 2.81. The median age in the city was 46.3 years. 27.7% of residents were under the age of 18; 8.4% were between the ages of 18 and 24; 12.8% were from 25 to 44; 34.1% were from 45 to 64; and 17% were 65 years of age or older. The gender makeup of the city was 46.8% male and 53.2% female. At the 2000 census, there were 26 people, 13 households and 7 families living in the city. The population density was 85.0 per square mile (32.4/km²). There were 29 housing units at an average density of 94.8 per square mile (36.1/km²). The racial makeup of the city was 96.15% White and 3.85% Asian. There were 13 households of which 23.1% had children under the age of 18 living with them, 61.5% were married couples living together, and 38.5% were non-families. 38.5% of all households were made up of individuals and 15.4% had someone living alone who was 65 years of age or older. The average household size was 2.00 and the average family size was 2.63.  19.2% of the population was under the age of 18, 15.4% from 25 to 44, 26.9% from 45 to 64, and 38.5% who were 65 years of age or older.