| Official Name: | Downeyville |
| Pushpin Map: | Indiana#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Decatur |
| Subdivision Type3: | Township |
| Subdivision Name3: | Adams |
| Coordinates: | 39.4275°N -85.5544°W |
| Elevation Ft: | 837 |
| Postal Code Type: | ZIP code |
| Postal Code: | 47240 |
| Blank Name: | FIPS code |
| Blank Info: | 18-18604[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 433674 |
Downeyville is an unincorporated community in Adams Township, Decatur County, Indiana.
Downey was the name of a family who kept a general store at Downeyville.[2] A post office was established at Downeyville in 1876, and remained in operation until it was discontinued in 1903.[3]