<TABLE> <S> <C>

<ARTICLE> 6                                         
<CIK> 0000775370
<NAME> SMITH BARNEY MUNI FUNDS
<SERIES>
   <NUMBER> 5
   <NAME> CALIFORNIA MONEY MARKET PORTFOLIO, CLASS Y
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          MAR-31-1997
<PERIOD-END>                               MAR-31-1997
<INVESTMENTS-AT-COST>                    1,427,893,642
<INVESTMENTS-AT-VALUE>                   1,427,893,642
<RECEIVABLES>                               12,580,428
<ASSETS-OTHER>                                  83,155
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                           1,440,557,225
<PAYABLE-FOR-SECURITIES>                    30,602,735
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                            0
<TOTAL-LIABILITIES>                         33,004,939
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                 1,406,272,418
<SHARES-COMMON-STOCK>                        7,404,962
<SHARES-COMMON-PRIOR>                                0
<ACCUMULATED-NII-CURRENT>                   36,945,970
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                      (127,964)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                             0
<NET-ASSETS>                             1,407,552,286
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                           45,936,263
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               8,990,293
<NET-INVESTMENT-INCOME>                     36,945,970
<REALIZED-GAINS-CURRENT>                        94,245
<APPREC-INCREASE-CURRENT>                            0
<NET-CHANGE-FROM-OPS>                       37,040,215
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                     27,251,350
<NUMBER-OF-SHARES-REDEEMED>                 19,869,754
<SHARES-REINVESTED>                             23,366
<NET-CHANGE-IN-ASSETS>                      61,738,100
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        6,706,574
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                              8,990,293
<AVERAGE-NET-ASSETS>                         1,724,270
<PER-SHARE-NAV-BEGIN>                             1.00
<PER-SHARE-NII>                                   0.02
<PER-SHARE-GAIN-APPREC>                              0
<PER-SHARE-DIVIDEND>                              0.02
<PER-SHARE-DISTRIBUTIONS>                         0.03
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               1.00
<EXPENSE-RATIO>                                   0.39
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        


</TABLE>