The median home price in Wyoming is $325,000. At 80% LTV, the typical loan is $260,000 at the current 7.00% average rate, producing a monthly P+I payment of $1,730. Total interest over 30 years at this rate: $362,723.
Property taxes in Wyoming average 0.61% of assessed value, or $1,983 per year on the median home. This adds $165/month to your all-in housing cost. When evaluating a refinance, factor in property tax and insurance for a complete picture.
Wyoming has no state income tax, so there is no state-level mortgage interest deduction. The federal deduction still applies on loans up to $750,000 for itemizers.