Dusdikda is a island located in Matanuska-Susitna County, Alaska. It appears on the Talkeetna A-4 NE USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 187.89 feet (57.27 m) above sea level. The nearest populated place is Tiq'atl'ena (historical), approximately 8.3 miles to the SSE.