Today 21769, Middletown MD is count around 15 homes for sale at current average listing price of $660,994. Nearby neighborhoods of 21769 are None Available, Fountaindale North, Foxfield At Middletown, Americus Manor, Brookridge South, Fountaindale South, Middletown, Middletown Glen, Springbrook. Most of 21769 homes are 4 bedrooms with 3 bathrooms.