Elkhorn National Forest was a protected area of Montana with . It was originally established as the Elkhorn Forest Reserve on May 12, 1905, and became a National Forest on March 4, 1907. On July 1, 1908, it was combined with Helena National Forest and the name was discontinued; It was thenâÂÂas a part of the Helena National ForestâÂÂsubsequently combined into the Helena-Lewis and Clark National Forest.
Helena National Forest