1 Exhibit 21 SUBSIDIARIES OF DART GROUP CORPORATION State of Incorporation ---------------------- Trak Auto Corporation (67%) Delaware Crown Books Corporation (52%) Delaware Shoppers Food Warehouse Corp. (100%) Delaware Dart Delaware Corporation (100%) Delaware SFW Holding Corp. (100%) Delaware Discount Books East, Inc. (100%) Delaware Trak Auto East Holding Corporation (100%) Delaware Dart Group Financial Corporation (100%) Delaware Cabot-Morgan Real Estate Company (100%) Delaware Trak Corporation (100%)(1) Delaware Super Trak Corporation (100%)(1) Delaware Trak DHC Corporation (100%)(1) Delaware Riverdale Trak Acquisition, Inc. (100%)(1) Delaware Crown Books East Corporation (100%)(2) Delaware Crown Books West Corporation (100%)(2) Delaware Crown Books National (100%)(2) Delaware Crown DHC Corporation (100%)(2) Delaware Super Crown Books Corporation (100%)(2) Delaware Total Beverage Corp. (100%) Delaware Total Beverage G.B. (100%)(3) Delaware Shoppers Food Warehouse DC Corp. (100%)(4) District of Columbia Jumbo Produce, Inc. (100%)(4) District of Columbia SFW Licensing Corp. (100%)(4) Delaware (1) Wholly-owned by Trak Auto Corporation (2) Wholly-owned by Crown Books Corporation. (3) Wholly-owned by Total Beverage Corp. (4) Wholly-owned by Shoppers Food Warehouse Corp. 149