<ARTICLE> 5
<CIK>      0001063761
<NAME>     SIMON PROPERTY GROUP INC
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                         DEC-31-1999
<PERIOD-END>                              JUN-30-1999
<CASH>                                        142,236
<SECURITIES>                                        0
<RECEIVABLES>                                 234,710
<ALLOWANCES>                                        0<F1>
<INVENTORY>                                         0
<CURRENT-ASSETS>                                    0<F2>
<PP&E>                                     12,390,785
<DEPRECIATION>                                907,741
<TOTAL-ASSETS>                             13,440,008
<CURRENT-LIABILITIES>                               0<F2>
<BONDS>                                     8,273,822
<PREFERRED-MANDATORY>                               0
<PREFERRED>                                   518,596
<COMMON>                                           18
<OTHER-SE>                                  2,759,447
<TOTAL-LIABILITY-AND-EQUITY>               13,440,008<F3>
<SALES>                                             0
<TOTAL-REVENUES>                              902,819
<CGS>                                               0
<TOTAL-COSTS>                                 491,144
<OTHER-EXPENSES>                                    0
<LOSS-PROVISION>                                4,779
<INTEREST-EXPENSE>                            284,058
<INCOME-PRETAX>                               138,072
<INCOME-TAX>                                  138,072
<INCOME-CONTINUING>                           138,072
<DISCONTINUED>                                      0
<EXTRAORDINARY>                                 1,817
<CHANGES>                                           0
<NET-INCOME>                                   94,047
<EPS-BASIC>                                      0.44
<EPS-DILUTED>                                    0.44
<FN>
<F1>Receivables are stated net of allowances.
<F2>The Registrant does not report using a classified balance sheet.
<F3>Includes limited partner's interest in the Operating Partnership of
1,004,975, and preferred stock of subsidiary of 339,463.
</FN>