
Spillville
- County:
- Winneshiek County
- County Seat:
- No
- Area (mi²):
- 0.439
- State:
- Iowa
Spillville is a city located in Winneshiek County, Iowa. Spillville has a 2025 population of 363. Spillville is currently declining at a rate of -1.09% annually and its population has decreased by -5.71% since the most recent census, which recorded a population of 385 in 2020.
The average household income in Spillville is $55,228 with a poverty rate of 16.87%. The median age in Spillville is 45 years: 36.9 years for males, and 50.7 years for females.