An overview of the general cost of living index for Butte-Silver Bow, MT is displayed above for your reference. Residents in Butte-Silver Bow, MT enjoy a cost of living index of 91. This index is 9% lower than the Montana average, and 9% lower than the national average. The following categories are used when determining the cost of living index for any given city: health care (5%), transportation (9%), utilities (10%), groceries (13%), housing (30%), and goods/services (33%). Clearly, housing and goods/services make up the majority of the formula for calculating the cost of living index. Because of this, the general cost of living for any given area can be estimated by looking at the cost of everyday goods in that area. For those living in Butte-Silver Bow, MT, the average cost of goods and services is equal to it is in Montana, and it is 6% higher than the national average.