Blood & Biohazard Cleanup Near Downtown Unalaska Unalaska, AK

Unalaska is a first-class city in the Aleutians West Census Area, located on Unalaska Island and neighboring Amaknak Island.

At the 2020 census it had a population of 4,254 people in 641 households, about 81 percent of the entire Aleutians West Census Area's population, making it the second-largest city in the Unorganized Borough after Bethel.

It was incorporated as a city on March 3, 1942.

Its Aleut (Unangan) name is Iluulux̂, meaning "near the peninsula."

Russian fur traders arrived on August 1, 1759, and a permanent Russian post was established in 1774.

The Church of the Holy Ascension, built in 1825, is the oldest Russian church in the United States, and its founding priest, Ivan Veniaminov, later Saint Innocent of Alaska, created the first Aleut writing system there.

Dutch Harbor, on Amaknak Island within the city limits and connected by bridge, is the largest United States fisheries port by volume of seafood caught, and nearly all of the city's port facilities are located there.

About 59 percent of the city's population lives on Amaknak Island.

Dutch Harbor was attacked by Japanese aircraft on June 3, 1942, in the Battle of Dutch Harbor, and the Dutch Harbor Naval Operating Base and Fort Mears are a National Historic Landmark.

Fishermen based in Dutch Harbor have been featured on the Discovery Channel's Deadliest Catch since 2005.