As of today, , there are 17 properties for sale in the 61277 area and 17 properties listed for sale in the city of Prophetstown. This single family residential home at 23420 Saint Marys Rd in ZIP code 61277 was last listed for $—. This is 100% below the current $119,000 median price for Prophetstown and 100% below the median of $119,000 for the ZIP code. Of the 17 properties for sale in Prophetstown, 12 are single family homes and 5 are condos. 23420 Saint Marys Rd is a single family residential home that is approximately 460 square feet, 70% below the city median of 1,530 and 70% below the 61277 ZIP code median of 1,530. The price per Sqft was — which is 100% below the current median price in 61277 of $76 and 100% below the Prophetstown median of $76 per Sqft.