[ARTICLE] 6
[CIK] 0000880366
[NAME] SMITH BARNEY INVESTMENT TRUST
[SERIES]
   [NUMBER] 3
   [NAME] INTERMEDIATE MATURITY CALIFORNIA MIUNICIPALS FUND, CLASS Y
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          NOV-30-1997
[PERIOD-END]                               NOV-30-1997
[INVESTMENTS-AT-COST]                       26,056,463
[INVESTMENTS-AT-VALUE]                      27,706,153
[RECEIVABLES]                                1,809,578
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              29,515,731
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      174,611
[TOTAL-LIABILITIES]                            174,611
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    28,663,062
[SHARES-COMMON-STOCK]                           33,700
[SHARES-COMMON-PRIOR]                           32,102
[ACCUMULATED-NII-CURRENT]                        5,183
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                      (966,449)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                     1,649,690
[NET-ASSETS]                                29,341,120
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                            1,507,125
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 213,696
[NET-INVESTMENT-INCOME]                      1,293,429
[REALIZED-GAINS-CURRENT]                        19,713
[APPREC-INCREASE-CURRENT]                      350,069
[NET-CHANGE-FROM-OPS]                        1,663,211
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       13,645
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                              0
[NUMBER-OF-SHARES-REDEEMED]                          0
[SHARES-REINVESTED]                              1,598
[NET-CHANGE-IN-ASSETS]                       1,922,964
[ACCUMULATED-NII-PRIOR]                          1,289
[ACCUMULATED-GAINS-PRIOR]                    (986,162)
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          138,941
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                213,696
[AVERAGE-NET-ASSETS]                           280,771
[PER-SHARE-NAV-BEGIN]                             8.56
[PER-SHARE-NII]                                   0.41
[PER-SHARE-GAIN-APPREC]                           0.11
[PER-SHARE-DIVIDEND]                              0.42
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                               8.66
[EXPENSE-RATIO]                                   0.56
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>