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
Etna, Pennsylvania Butler Street Railway, which linked Pittsburgh with Butler. Etna is located at (40.500338, -79.948755). According to the United States Census Bureau, the borough has a total area of , all of it land. Etna is almost entirely bordered by Shaler Township with its only other border being with the borough of Sharpsburg to the southeast. School tax millage rate- The Shaler School District (shared with Millvale, Shaler Township and Reserve Township) in 2017 was 23.28. This ranked 16th highest/most expensive out of Allegheny County's 45 school districts [between Cornell SD (15th highest) and Riverview SD (17th highest)]. As of the