As of , there are 34 properties listed for sale in the city of Williamsport and 34 properties listed for sale in the ZIP code 21795. Those 34 Williamsport properties include 32 single family homes and 2 condos. This single family residential home located at 15403 Dellinger Rd in 21795 was last listed for $112,666. This is 57% below the median of $263,152 for that ZIP code and 57% below the current median price of $263,152 for Williamsport. 15403 Dellinger Rd is roughly — Sqft, which is 100% below the Williamsport median of 2,252 and 100% below the 21795 ZIP code median of 2,252. This property's price per square foot was —, which is 100% below the current median price in 21795 of $123 and 100% below the Williamsport median of $123 per Sqft.