Voltaire township is located in Sherman County, Kansas. Voltaire township has a 2026 population of 226. Voltaire township is currently declining at a rate of 0% annually and its population has decreased by -0.44% since the most recent census, which recorded a population of 227 in 2020.
The median age in Voltaire township is 50.6 years: 50.8 years for males, and 47.7 years for females. For every 100 females there are 144.0 males.
Data after 2023 is projected based on recent change
The racial composition of Voltaire township includes 95.41% White, 4.28% Black or African American, and smaller percentages for other race and multiracial populations.
White (95.41%)
Black or African American (4.28%)
Other race (0.31%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 312 | 95.41% |
| Black or African American | 14 | 4.28% |
| Other race | 1 | 0.31% |
Married
Widowed
Divorced
Separated
Never Married