Bairoil is a town located in Sweetwater County, Wyoming. Bairoil has a 2025 population of 66 . Bairoil is currently declining at a rate of 0% annually and its population has decreased by -2.94% since the most recent census, which recorded a population of 68 in 2020.
The median age in Bairoil is 56.5 years: 28.8 years for males, and 68.5 years for females. For every 100 females there are 146.9 males.
Data after 2023 is projected based on recent change
The racial composition of Bairoil includes 95.57% White, and smaller percentages for other race, Two or more races and multiracial populations.
White (95.57%)
Other race (2.53%)
Two or more races (1.9%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 151 | 95.57% |
| Other race | 4 | 2.53% |
| Two or more races | 3 | 1.9% |
Married
Widowed
Divorced
Separated
Never Married