View source for Olsburg, Kansas

===2010 census===
As of the [[census]]<ref name ="wwwcensusgov">{{cite web|title=U.S. Census website|url=https://www.census.gov|publisher=[[United States Census Bureau]]|accessdate=2012-07-06}}</ref> of 2010, there were 219 people, 85 households, and 58 families residing in the city. The [[population density]] was {{convert|1152.6|PD/sqmi|PD/km2|1}}. There were 98 housing units at an average density of {{convert|515.8|/sqmi|/km2|1}}. The racial makeup of the city was 97.7% [[White (U.S. Census)|White]] and 2.3% from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 2.7% of the population.

There were 85 households, of which 36.5% had children under the age of 18 living with them, 57.6% were [[Marriage|married couples]] living together, 7.1% had a female householder with no husband present, 3.5% had a male householder with no wife present, and 31.8% were non-families. 27.1% of all households were made up of individuals, and 9.5% had someone living alone who was 65 years of age or older. The average household size was 2.58 and the average family size was 3.17.

The median age in the city was 33.2 years. 33.8% of residents were under the age of 18; 3.7% were between the ages of 18 and 24; 26% were from 25 to 44; 25.6% were from 45 to 64; and 11% were 65 years of age or older. The gender makeup of the city was 48.9% male and 51.1% female.