Lake Lotawana is a city in Jackson County, Missouri, in the United States. The population was 1,939 at the 2010 census.GeographyLake Lotawana is located at .According to the United States Census Bureau, the city has a total area of 11.29 square miles , of which, 10.31 square miles is land and 0.98 square miles is water.Demographics2010 censusAs of the census of 2010, there were 1,939 people, 840 households, and 566 families residing in the city. The population density was 188.1 inhabitants per square mile (72.6 /km2). There were 1,299 housing units at an average density of 126.0 per square mile (48.6 /km2). The racial makeup of the city was 96.8% White, 0.4% African American, 0.3% Native American, 0.5% Asian, 0.1% Pacific Islander, 0.4% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 1.8% of the population.There were 840 households of which 26.1% had children under the age of 18 living with them, 58.6% were married couples living together, 5.8% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 32.6% were non-families. 24.5% of all households were made up of individuals and 7.4% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.75.