In Smithfield Plains, the median house sale price is $463,056 based on 93 houses sold in the past 12 months. The median unit sale price is $210,000 based on 2 units sold in the past 12 months. Over the last 12 months, Houses in Smithfield Plains have seen a 29.07% increase in median value, while Units have seen a 21.65% increase. There are currently 8 properties listed for sale in Smithfield plains, and 115 properties properties have sold in the past 12 months. Learn more about Smithfield plains