[ARTICLE] 6
[CIK] 0000775370
[NAME] SMITH BARNEY MUNI FUNDS
[SERIES]
   [NUMBER] 13
   [NAME] PENNSYLVANIA PORTFOLIO, CLASS B
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          MAR-31-1997
[PERIOD-END]                               MAR-31-1997
[INVESTMENTS-AT-COST]                       34,906,899
[INVESTMENTS-AT-VALUE]                      35,446,300
[RECEIVABLES]                                3,302,257
[ASSETS-OTHER]                                  67,038
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              38,815,595
[PAYABLE-FOR-SECURITIES]                     2,341,379
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       32,413
[TOTAL-LIABILITIES]                          2,373,792
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    35,914,394
[SHARES-COMMON-STOCK]                        1,230,812
[SHARES-COMMON-PRIOR]                        1,041,264
[ACCUMULATED-NII-CURRENT]                        2,321
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        (9,671)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       539,401
[NET-ASSETS]                                36,441,803
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                            2,051,666
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 232,040
[NET-INVESTMENT-INCOME]                      1,819,626
[REALIZED-GAINS-CURRENT]                         6,960
[APPREC-INCREASE-CURRENT]                       88,962
[NET-CHANGE-FROM-OPS]                        1,915,548
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      799,773
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        328,162
[NUMBER-OF-SHARES-REDEEMED]                    174,300
[SHARES-REINVESTED]                             35,686
[NET-CHANGE-IN-ASSETS]                       6,781,677
[ACCUMULATED-NII-PRIOR]                          1,108
[ACCUMULATED-GAINS-PRIOR]                     (15,994)
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                                0
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                385,022
[AVERAGE-NET-ASSETS]                        14,901,323
[PER-SHARE-NAV-BEGIN]                            12.61
[PER-SHARE-NII]                                  00.65
[PER-SHARE-GAIN-APPREC]                          00.03
[PER-SHARE-DIVIDEND]                             00.65
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              12.64
[EXPENSE-RATIO]                                  00.88
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>