Etna, Minnesota Etna, Minnesota Etna is an unincorporated community in Bloomfield Township, Fillmore County, Minnesota, United States. Etna is located within ZIP code 55975 based in Spring Valley. A post office previously operated in the community of Etna from 1856 to 1901. The community was named for Mount Etna, on Sicily. The community is located 8 miles southeast of Spring Valley, at the junction of Fillmore County 14 and 153rd Avenue. U.S. Highway 63 is nearby. Etna Creek and the South Branch Root River both flow through the community. Nearby places in Minnesota include Spring Valley, Ostrander, Le Roy, Cherry Grove, and
Mount Desert Island and the fleur-de-lis banished, lands along the Maine coast opened for English settlement. Governor Francis Bernard of Massachusetts obtained a royal land grant on Mount Desert Island. In 1760, Bernard attempted to secure his claim by offering free land to settlers. Abraham Somes and James Richardson accepted the offer and settled their families at what is now Somesville. The onset of the American Revolutionary War ended Bernard's plans for Mount Desert Island. In its aftermath, Bernard, who had sided with the British government, lost his claim. Massachusetts, now free of British rule, granted the western half of Mount Desert Island