Today 21620, Chestertown MD is count around 44 homes for sale at current average listing price of $647,359. Nearby neighborhoods of 21620 are Chester River Landing, Chestertown Historic District, Chester Harbor, None Available, Chestertown, Historic District Chestertown, Oak Hollow, Pear Tree Point, Fannell's Meadow, Heather Heights. Most of 21620 homes are 3 bedrooms with 3 bathrooms.