Exhibit 21 Subsidiaries of Cornerstone Realty Income Trust, Inc. At December 31, 2002 (The state of incorporation or organization of each subsidiary is Virginia, except as noted) A. Direct Subsidiaries CRIT-SC, Inc. CRIT-SC, LLC CRIT Special, Inc. CRIT Special II, Inc. CRIT Special III, Inc. CRIT-VA, Inc. CRIT-VA II, Inc. CRIT-VA III, Inc. CRIT-VA IV, Inc. CRIT-VA V, Inc. CRIT-VA VI, Inc. Cornerstone Acquisition Company Cornerstone NC Operating Limited Partnership CRIT General, Inc. CRIT Holdings, L.P. B. Indirect Subsidiaries (held through direct subsidiaries or other indirect subsidiaries) Apple General, Inc. Apple Limited, Inc. Apple REIT Limited Partnership Apple REIT II Limited Partnership Apple REIT III Limited Partnership Apple REIT IV Limited Partnership Apple REIT V Limited Partnership Apple REIT VI Limited Partnership Apple REIT VII Limited Partnership CRIT-Cornerstone Limited Partnership CRIT-NC, LLC CRIT-NC II, LLC * CRIT-NC III, LLC * CRIT-NC IV, LLC * (continued...) CAC Special General, Inc. CAC Special Limited, Inc. CAC Limited Partnership CAC II Special General, Inc. CAC II Special Limited, Inc. CAC II Limited Partnership CAC III Special General, Inc. CAC III Special Limited, Inc. CAC III Limited Partnership CAC IV Special General, Inc. CAC IV Special Limited, Inc. CAC IV Limited Partnership CAC V Special General, Inc. CAC V Special Limited, Inc. CAC V Limited Partnership CAC VI Special General, Inc. CAC VI Special Limited, Inc. CAC VI Limited Partnership CAC VII Special General, Inc. CAC VII Special Limited, Inc. CAC VII Limited Partnership St. Andrews Place Apartments, LLC ** Trinity Commons Apartments, LLC ** Timber Crest Apartments, LLC ** St. Andrews Place II, LLC ** Trinity Commons II, LLC ** Autumn Park Apartments, LLC ** Legacy Park Apartments, LLC ** - ------------------ * State of organization is Delaware. ** State of organization is North Carolina.