| View KML View WKT | United States Rivers |
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Illinois River
| States | Oregon |
| Length | 56.2 miles |
| Watershed Length* | 228 miles |
| Mouth | Rogue River ⤏ Eastern Pacific Ocean |
| GNIS | 1143993 |
Tributaries
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| Name | Distance from Mouth (miles) | Length (miles) | Watershed Length (miles) |
|---|---|---|---|
| Briggs Creek | 32 | 16 | 16 |
| Deer Creek | 46 | 16 | 16 |
| Illinois River - East Fork | 56 | 24 | 70 |
| Indigo Creek | 7 | 8 | 21 |
| Lawson Creek | 4 | 15 | 15 |
| Silver Creek | 10 | 20 | 35 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey