Bucyrus is a CDP located in Miami County, Kansas. Bucyrus has a 2026 population of 16. Bucyrus is currently declining at a rate of -82.61% annually and its population has decreased by -94.05% since the most recent census, which recorded a population of 269 in 2020.
The median age in Bucyrus is 31.4 years: 40.2 years for males, and 31.2 years for females. For every 100 females there are 121.1 males.
Data after 2023 is projected based on recent change
Overall: 31.4 years
Female: 31.2 years
Male: 40.2 years
There are 90 adults, (0 of whom are seniors) in Bucyrus.
Female: 76 (45.2%)
Male: 92 (54.8%)
The racial composition of Bucyrus includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 168 | 100% |