As of today, , there are 6 properties listed for sale in ZIP code 62864 and 6 properties listed for sale in the city of Mount Vernon. Of those 6 properties, there are 6 single family houses and 0 condos. The last known list price for 422 Marteeny St was $90,166, which is 544% above the current median price of $14,000 for Mount Vernon and 544% above the median of $14,000 for 62864. 422 Marteeny St is a single family residential home that is approximately — square feet, which is 100% below the median size in Mount Vernon of 1,194 square feet and 100% below the median size in 62864 of 1,194 Sqft. This property's price per square foot was —, which is 100% below the current median in 62864 of $14 and 100% below the Mount Vernon median of $14.