
Altona
- County:
- DeKalb County
- County Seat:
- No
- Area (mi²):
- 0.203
- State:
- Indiana
Altona is a town located in DeKalb County, Indiana. Altona has a 2025 population of 220. Altona is currently growing at a rate of 0.46% annually and its population has increased by 2.8% since the most recent census, which recorded a population of 214 in 2020.
The average household income in Altona is $73,599 with a poverty rate of 3.4%. The median age in Altona is 37.4 years: 44.7 years for males, and 35.4 years for females.