Putnam Demographics
Population Trend
Population Change by Decade
| Period | Population | Change | % Change |
|---|---|---|---|
| 2010 | 193 | — | — |
| 2020 | 172 | -21 | -10.9% |
Putnam vs. Marengo County
| Year | Putnam | Marengo County | Share |
|---|---|---|---|
| 2010 | 193 | 21,027 | 0.9% |
| 2020 | 172 | 19,323 | 0.9% |
Complete Population Data
| Year | Population | Source |
|---|---|---|
| 2010 | 193 | Decennial Census |
| 2020 | 172 | Decennial Census |
Data Sources
- Decennial Census US Census Bureau Decennial Census (actual count every 10 years)