The building is a simple design that blends the lines of an American Gothic meetinghouse with the onion dome and interior iconography of the Slavic Orthodox faith.

[3] Immigrants to the Wilkeson area in the late 19th century included a group of miners from the Carpathian Mountains of present-day Zakarpattia Oblast in western Ukraine.

In the late 1890s, the group organized the Holy Trinity congregation and built a wooden church.

[3] Beginning with a congregation of 42 and a monthly visit by pastor, Father Dimitri Kamnev of the Seattle, the community grew to 300 members at the height of the mining activities.

Parishioners from across the region were of Russians, Slavic, Greeks, and Arabs origins, as this was the only Orthodox church in Pierce County.

[3] Holy Trinity Orthodox Church is a simple frame structure combining the Gothic vernacular form of an American country church with the distinctive onion dome and interior iconography of a traditional Slavic Orthodox temple.