Sheridan is a town in Madison County

Madison County, Montana

-National protected areas:*Beaverhead National Forest *Deerlodge National Forest *Gallatin National Forest -Demographics:As of the census of 2000, there were 6,851 people, 2,956 households, and 1,921 families residing in the county. The population density was 2 people per square mile...

, Montana

Montana

Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 named after the Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

 general Philip Sheridan

Philip Sheridan

Philip Henry Sheridan was a career United States Army officer and a Union general in the American Civil War. His career was noted for his rapid rise to major general and his close association with Lt. Gen. Ulysses S...

. The population was 659 at the 2000 census. Sheridan is known as the "heart of the Ruby Valley." Seven majestic mountain ranges surround this beautiful community. (Tobacco Root Range, Highlands Mountains, McCartney Mountain, The Pioneers, The Ruby Range, The Gravellies and the Snowcrest Range) The geology of the area includes some of the oldest rocks dating back over 2.7 billion years.