Yukon-Koyukuk Census Area is a civil located in Yukon-Koyukuk County, Alaska. It appears on the Tanana C-3 SW USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 1,430.17 feet (435.92 m) above sea level. The nearest populated place is Tanana, approximately 30.6 miles to the SW.