[ARTICLE] 6
[CIK] 0000775370
[NAME] SMITH BARNEY MUNI FUNDS
[SERIES]
   [NUMBER] 13
   [NAME] PENNSYLVANIA PORTFOLIO. CLASS B
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          MAR-31-1996
[PERIOD-END]                               SEP-30-1996
[INVESTMENTS-AT-COST]                       33,873,636
[INVESTMENTS-AT-VALUE]                      34,714,696
[RECEIVABLES]                                2,059,287
[ASSETS-OTHER]                                  57,145
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              36,831,401
[PAYABLE-FOR-SECURITIES]                     1,959,670
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       22,210
[TOTAL-LIABILITIES]                          1,981,880
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    34,181,880
[SHARES-COMMON-STOCK]                        1,201,556
[SHARES-COMMON-PRIOR]                        1,041,264
[ACCUMULATED-NII-CURRENT]                     (25,181)
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                      (148,508)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       841,330
[NET-ASSETS]                                34,849,521
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                              963,756
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 109,768
[NET-INVESTMENT-INCOME]                        853,988
[REALIZED-GAINS-CURRENT]                     (132,514)
[APPREC-INCREASE-CURRENT]                      390,891
[NET-CHANGE-FROM-OPS]                        1,112,365
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      380,684
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        202,737
[NUMBER-OF-SHARES-REDEEMED]                     60,056
[SHARES-REINVESTED]                             17,611
[NET-CHANGE-IN-ASSETS]                      13,499,207
[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]                                181,848
[AVERAGE-NET-ASSETS]                        14,307,951
[PER-SHARE-NAV-BEGIN]                            12.61
[PER-SHARE-NII]                                  00.31
[PER-SHARE-GAIN-APPREC]                          00.10
[PER-SHARE-DIVIDEND]                             00.33
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              12.69
[EXPENSE-RATIO]                                  00.88
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>