**Exhibit21.1**
|                                                                                                     | ** ** | **State  of Incorporation** | ** ** | **Name  under which  Subsidiary Conducts**       |
|-----------------------------------------------------------------------------------------------------|------------|-----------------------------|------------|--------------------------------------------------|
| **Subsidiary**                                                                                      | ** ** | **or Organization**         | ** ** | **Business**                                     | ** ** |
|                                                                                                |       |                        |       |                                             |
| **The financial statements  of the following entities were consolidated into the financial**        |
| **statements of the Registrant  at December 31, 2006:**                                             |
| ** **                                                                                          |
| Dining In, Inc.                                                                                     |       | Missouri                    |       | Dining In, Inc.                                  |
| Duke Acquisition, Inc.                                                                              |       | Georgia                     |       | Duke Acquisition, Inc.                           |
| 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, LLC                                                                           |       | Indiana                     |       | Duke Realty Services, LLC                        |
| 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                        |
| Duke-Weeks Construction Services, Inc.                                                              |       | Georgia                     |       | Duke-Weeks Construction  Services, Inc.          |
| Duke-Weeks Realty Services, Inc.                                                                    |       | Georgia                     |       | Duke-Weeks Realty Services,  Inc.                |
| Duke Kentucky, Inc.                                                                                 |       | Kentucky                    |       | Duke Kentucky, Inc.                              |
| Dugan SSP Realty, LLC                                                                               |       | Indiana                     |       | Dugan SSP Realty, LLC                            |
| Mark Center TMP, LLC                                                                                |       | Delaware                    |       | Mark Center TMP, LLC                             |
| ADS Place Phase I, LLC                                                                              |       | Delaware                    |       | ADS Place Phase I, LLC                           |
|                                                                                                |       |                        |       |                                             |
| **The Registrant accounted  for the following entities on the equity method at December 31, 2006:** |
| ** **                                                                                          |
| 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 Texas, LLC                                                                                    |       | Delaware                    |       | Dugan Texas, LLC                                 |
| Duke Platinum, LLC                                                                                  |       | Indiana                     |       | Duke Platinum, 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 Group, LLC                                                                                   |       | Indiana                     |       | Lamida Group, LLC                                |
| Lirector, Inc.                                                                                      |       | Illinois                    |       | Lirector, Inc.                                   |
| Northwinds Land, LLC                                                                                |       | Georgia                     |       | Northwinds Land, LLC                             |
| 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                               |
| Park Creek Venture                                                                                  |       | Indiana                     |       | Park Creek Venture                               |
| BD Adena Development LLC                                                                            |       | Ohio                        |       | BD Adena Development LLC                         |
| BD Overlook Development, LLC                                                                        |       | New Jersey                  |       | BD Overlook Development, LLC                     |
| BD Evansville Development, LLC                                                                      |       | Indiana                     |       | BD Evansville Development, LLC                   |
| BD SMMC Development, LLC                                                                            |       | Indiana                     |       | BD SMMC Development, LLC                         |
| BD Plainfield Development, LLC                                                                      |       | Illinois                    |       | BD Plainfield Development, LLC                   |
| BD Clermont Development, LLC                                                                        |       | Ohio                        |       | BD Clermont Development, LLC                     |
| BD Greenwood Development, LLC                                                                       |       | Indiana                     |       | BD Greenwood Development, LLC                    |
| BD Kendall, LLC                                                                                     |       | Indiana                     |       | BD Kendall, LLC                                  |
| BD Richmond Development, LLC                                                                        |       | Virginia                    |       | BD Richmond Development, LLC                     |
| Physicians Office Building of Fort Wayne, LLC                                                       |       | Indiana                     |       | Physicians Office Building of  Fort Wayne, LLC   |
| BD St. Louis Development, LLC                                                                       |       | Indiana                     |       | BD St. Louis Development, LLC                    |
| BD Miamisburg Development, LLC                                                                      |       | Indiana                     |       | BD Miamisburg Development, LLC                   |
| AD Pembroke Gardens, LLC                                                                            |       | Indiana                     |       | AD Pembroke Gardens, LLC                         |
| Shoppes of Montage, LLC                                                                             |       | Indiana                     |       | Shoppes of Montage, LLC                          |
| Browning/Duke, LLC                                                                                  |       | Delaware                    |       | Browning/Duke, LLC                               |
| DRCS, LLC                                                                                           |       | Delaware                    |       | DRCS, LLC                                        |
| P&L Duke 3630 Peachtree, L.P.                                                                   |       | Georgia                     |       | P&L Duke 3630 Peachtree,  L.P.               |
| Quantico Real Estate, LLC                                                                           |       | Delaware                    |       | Quantico Real Estate, LLC                        |
| Lafayette Real Estate, LLC                                                                          |       | Delaware                    |       | Lafayette Real Estate, LLC                       |
|                                                                                                |       |                        |       |                                             |
| **The Registrant accounted  for the following entity on the cost method at December 31, 2006:**     |
| ** **                                                                                          |
| Pinnacle Media, LLC                                                                                 |       | Indiana                     |       | Pinnacle Media, LLC                              |

 

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