As of today, , there are 28 properties for sale in the 21655 area and 28 properties listed for sale in the city of Preston. This single family residential home at 23652 Gilpin Point Rd in ZIP code 21655 was last listed for $—. This is 100% below the current $224,450 median price for Preston and 100% below the median of $224,450 for the ZIP code. Of the 28 properties for sale in Preston, 28 are single family homes and 0 are condos. 23652 Gilpin Point Rd is a single family residential home that is approximately 1,512 square feet, 20% below the city median of 1,899 and 20% below the 21655 ZIP code median of 1,899. The price per Sqft was — which is 100% below the current median price in 21655 of $114 and 100% below the Preston median of $114 per square foot.