Helenville is a CDP located in Jefferson County, Wisconsin. Helenville has a 2026 population of 89. Helenville is currently declining at a rate of -10.1% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Helenville is 48.6 years: 48.5 years for males, and 48.7 years for females. For every 100 females there are 95.9 males.
Data after 2023 is projected based on recent change
Overall: 48.6 years
Female: 48.7 years
Male: 48.5 years
There are 75 adults, (18 of whom are seniors) in Helenville.
Female: 49 (51%)
Male: 47 (49%)
The racial composition of Helenville includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 96 | 100% |