Tabiona (/tæbiˈoʊnə/ TAB-ee-OH-nə) is a town in Duchesne County, Utah, United States. The population was 171 at the 2010 United States Census.
According to the United States Census Bureau, the town has a total area of 0.1 square miles (0.26 km), all of it land.
As of the census of 2000, there were 149 people, 50 households, and 38 families residing in the town. The population density was 1,148.7 people per square mile (442.5/km). There were 68 housing units at an average density of 524.2 per square mile (202.0/km). The racial makeup of the town was 97.99% White, 0.67% Native American, 0.67% Pacific Islander, and 0.67% from two or more races. Hispanic or Latino of any race were 2.01% of the population.
There were 50 households out of which 42.0% had children under the age of 18 living with them, 64.0% were married couples living together, 10.0% had a female householder with no husband present, and 24.0% were non-families. 24.0% of all households were made up of individuals and 18.0% had someone living alone who was 65 years of age or older. The average household size was 2.98 and the average family size was 3.53.
In the town, the population was spread out with 37.6% under the age of 18, 7.4% from 18 to 24, 20.8% from 25 to 44, 19.5% from 45 to 64, and 14.8% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 106.9 males. For every 100 females age 18 and over, there were 89.8 males.
The median income for a household in the town was $28,750, and the median income for a family was $27,344. Males had a median income of $30,938 versus $7,083 for females. The per capita income for the town was $8,667. There were 27.7% of families and 41.9% of the population living below the poverty line, including 58.8% of under eighteens and 45.5% of those over 64.