[ARTICLE] 6
[CIK] 0000319460
[NAME] SMITH BARNEY MANAGED MUNICIPALS FUND INC. CLASS Y
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          FEB-28-1998
[PERIOD-END]                               AUG-31-1997
[INVESTMENTS-AT-COST]                    3,348,548,724
[INVESTMENTS-AT-VALUE]                   3,418,262,122
[RECEIVABLES]                               72,867,554
[ASSETS-OTHER]                               1,191,598
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                           3,492,321,274
[PAYABLE-FOR-SECURITIES]                   188,528,242
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                   16,545,879
[TOTAL-LIABILITIES]                        205,074,121
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                 3,162,207,422
[SHARES-COMMON-STOCK]                          663,931
[SHARES-COMMON-PRIOR]                          342,908
[ACCUMULATED-NII-CURRENT]                   11,754,004
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                     66,061,149
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                    70,732,586
[NET-ASSETS]                             3,287,247,153
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                           93,494,023
[OTHER-INCOME]                                       0
[EXPENSES-NET]                              13,484,932
[NET-INVESTMENT-INCOME]                     80,009,091
[REALIZED-GAINS-CURRENT]                    34,367,173
[APPREC-INCREASE-CURRENT]                   46,208,746
[NET-CHANGE-FROM-OPS]                      160,585,010
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      183,181
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        312,500
[NUMBER-OF-SHARES-REDEEMED]                          0
[SHARES-REINVESTED]                              8,523
[NET-CHANGE-IN-ASSETS]                     303,730,451
[ACCUMULATED-NII-PRIOR]                      5,445,741
[ACCUMULATED-GAINS-PRIOR]                   31,693,976
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                        7,574,114
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                             13,484,932
[AVERAGE-NET-ASSETS]                         5,820,682
[PER-SHARE-NAV-BEGIN]                            15.60
[PER-SHARE-NII]                                  00.43
[PER-SHARE-GAIN-APPREC]                          00.39
[PER-SHARE-DIVIDEND]                             00.46
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              15.96
[EXPENSE-RATIO]                                  00.53
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>