640 1st Avenue, Rapid City

Based on the given information, we can estimate the monthly mortgage payment for someone interested in purchasing the property located at 640 1st Avenue. The current price of the property is $175,000, and the mortgage rate being used for the calculation is 4.44%, which is a competitive rate offered by Ratehub.ca. Assuming a conventional mortgage with a 20% down payment, the total amount borrowed would be $140,000. This would result in a monthly mortgage payment of $818 over a 25-year amortization period.