Whittier is a city at the head of the Passage Canal in the U.S. state of Alaska, about 58 miles southeast of Anchorage. The city is within th…Whittier is a city at the head of the Passage Canal in the U.S. state of Alaska, about 58 miles southeast of Anchorage. The city is within the Chugach Census Area, one of the two entities established in 2019 when the former Valdez–Cordova Census Area was dissolved. It is also a port for the Alaska Marine Highway. The population was 272 at the 2020 census, having increased from 220 in 2010.