<ARTICLE> 6
<LEGEND>
MSDW INSURED MUNICIPAL BOND TRUST


                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          OCT-31-2000
<PERIOD-END>                               OCT-31-2000
<INVESTMENTS-AT-COST>                      100,412,802
<INVESTMENTS-AT-VALUE>                     103,419,266
<RECEIVABLES>                                1,588,467
<ASSETS-OTHER>                                  82,091
<OTHER-ITEMS-ASSETS>                            10,775
<TOTAL-ASSETS>                             105,100,599
<PAYABLE-FOR-SECURITIES>                   (3,772,395)
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                    (239,330)
<TOTAL-LIABILITIES>                        (4,011,725)
<SENIOR-EQUITY>                             30,000,000
<PAID-IN-CAPITAL-COMMON>                    67,711,535
<SHARES-COMMON-STOCK>                        4,883,920
<SHARES-COMMON-PRIOR>                        5,095,563
<ACCUMULATED-NII-CURRENT>                      440,176
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                       (69,301)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                     3,006,464
<NET-ASSETS>                               101,088,874
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                            6,069,799
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (651,675)
<NET-INVESTMENT-INCOME>                      5,418,124
<REALIZED-GAINS-CURRENT>                       300,894
<APPREC-INCREASE-CURRENT>                    1,787,069
<NET-CHANGE-FROM-OPS>                        7,506,087
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                  (5,508,254)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                              0
<NUMBER-OF-SHARES-REDEEMED>                  (211,643)
<SHARES-REINVESTED>                                  0
<NET-CHANGE-IN-ASSETS>                       (696,642)
<ACCUMULATED-NII-PRIOR>                        530,306
<ACCUMULATED-GAINS-PRIOR>                    (370,195)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        (352,703)
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                              (668,516)
<AVERAGE-NET-ASSETS>                        70,221,489
<PER-SHARE-NAV-BEGIN>                            14.09
<PER-SHARE-NII>                                   1.09
<PER-SHARE-GAIN-APPREC>                           0.49
<PER-SHARE-DIVIDEND>                            (0.86)
<PER-SHARE-DISTRIBUTIONS>                       (0.25)
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              14.56
<EXPENSE-RATIO>                                   0.95