Middle Fork Swan River
| Middle Fork Swan River | |
|---|---|
| Physical characteristics | |
| Source | |
| • coordinates | 39°30′44″N 105°51′50″W / 39.51222°N 105.86389°W |
| Mouth | |
• location | Confluence with South Fork |
• coordinates | 39°29′48″N 105°56′43″W / 39.49667°N 105.94528°W |
| Basin features | |
| Progression | Swan—Blue—Colorado |
Middle Fork Swan River is a tributary of the Swan River in Summit County, Colorado. The stream flows west from a source in the Arapaho National Forest to a confluence with the South Fork Swan River that forms the Swan River.