Simpson Pass is a gap located in Matanuska-Susitna County, Alaska. It appears on the Talkeetna B-6 SW USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 3,799.44 feet (1,158.07 m) above sea level. The nearest populated place is Chelatna Lodge, approximately 47.0 miles to the E.