The Innoko River ( is a 500-mile tributary of the Yukon River in the U.S. state of Alaska. It flows north from its origin south of Cloudy Mountain in the Kuskokwim Mountains and then southwest to meet the larger river across from Holy Cross.
Country: United States
State: Alaska
Census Area: Yukon–Koyukuk
Source: south of Cloudy Mountain
Mouth: Yukon River
Length: 805 km (500 mi)
Basin size: 36,517 km² (14,099 sq mi) 34,981.3 km² (13,506.4 sq mi)
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