Panorama of Rolla, Kansas from 1935
Location within Morton County (left) and Kansas (state)
|Total||0.37 sq mi (0.96 km2)|
|Land||0.37 sq mi (0.96 km2)|
|Water||0 sq mi (0 km2)|
|Elevation||3,320 ft (1,012 m)|
|Density||1,200/sq mi (460/km2)|
|Time zone||Central (CST) (UTC-6)|
|Summer (DST)||CDT (UTC-5)|
|FIPS code||20-60900 |
|GNIS feature ID||0470646 |
The first post office at Rolla was established in 1907.
As of the census of 2010, there were 442 people, 166 households, and 124 families residing in the city. The population density was 1,194.6 inhabitants per square mile (461.2 /km2). There were 190 housing units at an average density of 513.5 per square mile (198.3 /km2). The racial makeup of the city was 83.3% White, 1.1% African American, 1.6% Native American, 0.5% Asian, 0.9% Pacific Islander, 9.5% from other races, and 3.2% from two or more races. Hispanic or Latino of any race were 24.2% of the population.
There were 166 households of which 39.2% had children under the age of 18 living with them, 57.2% were married couples living together, 11.4% had a female householder with no husband present, 6.0% had a male householder with no wife present, and 25.3% were non-families. 22.9% of all households were made up of individuals and 10.8% had someone living alone who was 65 years of age or older. The average household size was 2.66 and the average family size was 3.11.
The median age in the city was 35.1 years. 30.8% of residents were under the age of 18; 8.2% were between the ages of 18 and 24; 24.4% were from 25 to 44; 26.3% were from 45 to 64; and 10.4% were 65 years of age or older. The gender makeup of the city was 50.7% male and 49.3% female.
As of the census of 2000, there were 482 people, 165 households, and 121 families residing in the city. The population density was 1,411.1 people per square mile (547.4/km ). There were 199 housing units at an average density of 582.6 per square mile (226.0/km ). The racial makeup of the city was 81.95% White, 1.87% Native American, 0.41% Asian, 12.45% from other races, and 3.32% from two or more races. Hispanic or Latino of any race were 22.41% of the population.
There were 165 households out of which 41.8% had children under the age of 18 living with them, 63.6% were married couples living together, 6.1% had a female householder with no husband present, and 26.1% were non-families. 24.2% of all households were made up of individuals and 10.9% had someone living alone who was 65 years of age or older. The average household size was 2.92 and the average family size was 3.54.
In the city the population was spread out with 35.7% under the age of 18, 7.1% from 18 to 24, 28.4% from 25 to 44, 17.6% from 45 to 64, and 11.2% who were 65 years of age or older. The median age was 33 years. For every 100 females there were 93.6 males. For every 100 females age 18 and over, there were 105.3 males.
The median income for a household in the city was $38,500, and the median income for a family was $43,750. Males had a median income of $24,886 versus $14,583 for females. The per capita income for the city was $13,211. About 8.8% of families and 10.8% of the population were below the poverty line, including 11.2% of those under age 18 and 5.7% of those age 65 or over.
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