Buchanan is located in Atchison County, Missouri. Buchanan has a 2025 population of 22 . Buchanan is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Buchanan is $494,714 with a poverty rate of 0%. The median age in Buchanan is 61.2 years: 62.4 years for males, and 40.9 years for females. For every 100 females there are 37.5 males.
Data after 2023 is projected based on recent change
The racial composition of Buchanan includes 86.36% White, and smaller percentages for and multiracial populations.
White (86.36%)
Two or more races (13.64%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 19 | 86.36% |
| Two or more races | 3 | 13.64% |
Married
Widowed
Divorced
Separated
Never Married
Buchanan's average per capita income is $0. Household income levels show a median of $0. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Households | - | $494,714 |
| Families | - | $494,714 |
| Married Families | - | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate