Mount Pulaski is located near the geographic center of the state at . According to the 2010 census, Mount Pulaski has a total area of, all land.
Demographics
As of the census of 2000, there were 1,701 people, 696 households, and 471 families residing in the city. The population density was 1,494.1 people per square mile. There were 741 housing units at an average density of 650.9 per square mile. The racial makeup of the city was 99.47% White, 0.06% Native American, 0.06% from other races, and 0.41% from two or more races. Hispanic or Latino of any race were 0.41% of the population. There were 696 households out of which 29.5% had children under the age of 18 living with them, 56.3% were married couplesliving together, 8.0% had a female householder with no husband present, and 32.2% were non-families. 30.0% of all households were made up of individuals and 18.7% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.86. In the city, the population was spread out with 22.7% under the age of 18, 7.7% from 18 to 24, 24.1% from 25 to 44, 19.7% from 45 to 64, and 25.8% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 87.5 males. For every 100 females age 18 and over, there were 81.6 males. The median income for a household in the city was $38,750, and the median income for a family was $46,181. Males had a median income of $37,941 versus $22,250 for females. The per capita income for the city was $18,616. About 4.3% of families and 5.6% of the population were below the poverty line, including 6.1% of those under age 18 and 2.2% of those age 65 or over.
John Schlitt was born in Lincoln, Illinois. Shortly after, his family moved to Mt. Pulaski where he grew up. Schlitt began singing and showing interest in music from a very young age. When he was 13 years old, he joined a band called Vinegar Hills Hometown BandSomething Different. He went to Mt. Pulaski High School in his hometown graduating in 1968. It was during his high school years that he would meet future wife, Dorla Froelich.