**Exhibit 21**

 
| **Subsidiary**                                                                                                                                   |   | **Subsidiary Conducts or  Organization** |   | **Name under which  State of Incorporation  Business** |
|--------------------------------------------------------------------------------------------------------------------------------------------------|--------|------------------------------------------|--------|--------------------------------------------------------|
|                                                                                                                                             |   |                                     |   |                                                   |
| **The financial statements of the following  entities were consolidated into the financial statements of the Registrant at  December 31, 2003:** |   |                                     |   |                                                   |
|                                                                                                                                             |   |                                     |   |                                                   |
| Dining In, Inc.                                                                                                                                  |   | Missouri                                 |   | Dining In, Inc.                                        |
| Duke Acquisition, Inc.                                                                                                                           |   | Georgia                                  |   | Duke Acquisition, Inc.                                 |
| Duke Fitness Centers, LLC                                                                                                                        |   | Indiana                                  |   | Duke Fitness Centers, LLC                              |
| Duke Realty Ohio                                                                                                                                 |   | Indiana                                  |   | Duke Realty Ohio                                       |
| Duke Construction Limited  Partnership                                                                                                           |   | Indiana                                  |   | Duke Construction Limited Partnership                  |
| Duke Realty Construction, Inc.                                                                                                                   |   | Indiana                                  |   | Duke Realty Construction, Inc.                         |
| Duke Realty Services Limited  Partnership                                                                                                        |   | Indiana                                  |   | Duke Realty Services Limited Partnership               |
| Duke Realty Limited Partnership                                                                                                                  |   | Indiana                                  |   | Duke Realty Limited Partnership                        |
| Duke Business Centers  Corporation                                                                                                               |   | Indiana                                  |   | Duke Business Centers Corporation                      |
| Kenwood Office Associates                                                                                                                        |   | Ohio                                     |   | Kenwood Office Associates                              |
| North Point Limited Partnership  No. 1                                                                                                           |   | Florida                                  |   | North Point Limited Partnership No. 1                  |
| North Point Limited Partnership  No. 3                                                                                                           |   | Florida                                  |   | North Point Limited Partnership No. 3                  |
| Sawgrass Limited Partnership  No. 1                                                                                                              |   | Florida                                  |   | Sawgrass Limited Partnership No. 1                     |
| Sawgrass Limited Partnership  No. 2                                                                                                              |   | Florida                                  |   | Sawgrass Limited Partnership No. 2                     |
| Weeks Construction Services,  Inc.                                                                                                               |   | Georgia                                  |   | Weeks Construction Services, Inc.                      |
| Weeks Development Partnership                                                                                                                    |   | Georgia                                  |   | Weeks Development Partnership                          |
| Weeks Realty Services, Inc.                                                                                                                      |   | Georgia                                  |   | Weeks Realty Services, Inc.                            |
| Duke Kentucky, Inc.                                                                                                                              |   | Kentucky                                 |   | Duke Kentucky, Inc.                                    |
|                                                                                                                                             |   |                                     |   |                                                   |
| **The Registrant accounted for the following  entities on the equity method at December 31, 2003:**                                              |   |                                     |   |                                                   |
|                                                                                                                                             |   |                                     |   |                                                   |
| B/D Limited Partnership                                                                                                                          |   | Indiana                                  |   | B/D Limited Partnership                                |
| Campus Development, LLC                                                                                                                          |   | Ohio                                     |   | Campus Development, LLC                                |
| Cincinnati Development Group  LLC                                                                                                                |   | Ohio                                     |   | Cincinnati Development Group LLC                       |
| Dividend Discount Model.com LLC                                                                                                                  |   | Indiana                                  |   | Dividend Discount Model.com LLC                        |
| Dugan Office, LLC                                                                                                                                |   | Indiana                                  |   | Dugan Office, LLC                                      |
| Dugan Realty, LLC                                                                                                                                |   | Indiana                                  |   | Dugan Realty, LLC                                      |
| Dugan SSP Realty, LLC                                                                                                                            |   | Indiana                                  |   | Dugan SSP Realty, LLC                                  |
| Dugan Texas, LLC                                                                                                                                 |   | Texas                                    |   | Dugan Texas, LLC                                       |
| DWT Gateway I, LLC                                                                                                                               |   | N. Carolina                              |   | One Gateway Centre, LLC                                |
| DWT Gateway II, LLC                                                                                                                              |   | N. Carolina                              |   | Two Gateway Centre, LLC                                |
| Duke-Hawk, LLC                                                                                                                                   |   | Indiana                                  |   | Duke-Hawk, LLC                                         |
| Hillside Partnership One LP                                                                                                                      |   | Georgia                                  |   | Hillside Partnership One                               |
| Horizon Park Developers, Inc.                                                                                                                    |   | Georgia                                  |   | Horizon Park Developers, Inc.                          |
| Lamida Partners LLC                                                                                                                              |   | Ohio                                     |   | Lamida Partners Limited Partnership                    |
| Lirector, Inc.                                                                                                                                   |   | Illinois                                 |   | Lirector, Inc.                                         |
| Park Fletcher Limited  Partnership 2728                                                                                                          |   | Indiana                                  |   | Park Fletcher Limited Partnership 2728                 |
| Post Road Limited Partnership                                                                                                                    |   | Indiana                                  |   | Post Road Limited Partnership                          |
| Cincinnati Development  Group/Other Ventures LLC                                                                                                 |   | Ohio                                     |   | Cincinnati Development Group/Other Ventures LLC        |
| Dugan Millenia LLC                                                                                                                               |   | Florida                                  |   | Dugan Millenia LLC                                     |
|                                                                                                                                             |   |                                     |   |                                                   |
| **The Registrant accounted for the following  entity on the cost method at December 31, 2003:**                                                  |   |                                     |   |                                                   |
|                                                                                                                                             |   |                                     |   |                                                   |
| Park Creek Venture                                                                                                                               |   | Indiana                                  |   | Park Creek Venture                                     |
| Pinnacle Media, LLC                                                                                                                              |   | Indiana                                  |   | Pinnacle Media, LLC                                    |

 

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