Town of Mount Etna Add to Report Located in southwestern Huntington County on Indiana Highway 124 on the banks of the Salamonie State Recreational Reservoir, Mount Etna is named for a volcano in Sicily. Ranking as the smallest hometown in Indiana with an estimated population of 108, Mount Etna is your Huntington County gateway for outdoor recreation. Contact Information: Erica Dorsett Clerk-Treasurer Town of Mount Etna 6165 S 600W Warren, IN 46792 260-468-2703 Salamonie State Reservoir website: http://www.stateparks.com/salamonie_river.html