| Official Name: | Logan, Oregon |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Oregon#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Oregon |
| Subdivision Type2: | County |
| Subdivision Name2: | Clackamas |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Elevation Ft: | 486 |
| Coordinates: | 45.3433°N -122.4228°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 97045 |
| Area Code: | 503 and 971 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1123354 |
Logan is an unincorporated community in Clackamas County, Oregon, United States. It was named after politician and Civil War Major General John A. Logan. Its post office was established on June 13, 1884. Lafayette Hummiston(1840–1916) was its first postmaster. The office closed on October 12, 1903.