$475,191 is the median home price across Montana, set against a $75,340 median household income for a 6.3x price-to-income ratio, 13% above the national median price.
Montana's 0.61% average property tax rate runs below the 1.1% national average, working out to $242/month on the median home here.
Unlike the nine no-income-tax states, Montana taxes wage income at 4.7%–5.65%. Worth running your actual take-home pay against the $2,868/month payment here before locking in a target price.
Montana's cost of living index is 97, below the 100 national baseline. That's on top of the housing numbers above, not instead of them.
Montana's median home price runs 1% lower than Idaho: $481,825 there versus $475,191 here.