[ARTICLE] 6
[CIK] 0000825629
[NAME] SMITH BARNEY NEW JERSEY MUNICIPALS FUND INC. CLASS B
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          MAR-31-1999
[PERIOD-END]                               SEP-30-1998
[INVESTMENTS-AT-COST]                      227,786,070
[INVESTMENTS-AT-VALUE]                     244,118,838
[RECEIVABLES]                                3,740,980
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                             247,859,818
[PAYABLE-FOR-SECURITIES]                     3,014,366
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      220,733
[TOTAL-LIABILITIES]                          3,235,099
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                   244,830,272
[SHARES-COMMON-STOCK]                        4,986,069
[SHARES-COMMON-PRIOR]                        4,894,325
[ACCUMULATED-NII-CURRENT]                    (156,767)
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                      3,618,446
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                    16,332,768
[NET-ASSETS]                               244,624,719
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                            6,725,045
[OTHER-INCOME]                                       0
[EXPENSES-NET]                               1,072,140
[NET-INVESTMENT-INCOME]                      5,652,905
[REALIZED-GAINS-CURRENT]                     2,162,304
[APPREC-INCREASE-CURRENT]                    2,709,546
[NET-CHANGE-FROM-OPS]                       10,524,755
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                    1,537,124
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        307,219
[NUMBER-OF-SHARES-REDEEMED]                    286,883
[SHARES-REINVESTED]                             71,408
[NET-CHANGE-IN-ASSETS]                      14,323,728
[ACCUMULATED-NII-PRIOR]                         34,699
[ACCUMULATED-GAINS-PRIOR]                    1,456,141
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          589,738
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                              1,072,140
[AVERAGE-NET-ASSETS]                        66,599,387
[PER-SHARE-NAV-BEGIN]                            13.44
[PER-SHARE-NII]                                  00.30
[PER-SHARE-GAIN-APPREC]                          00.27
[PER-SHARE-DIVIDEND]                             00.31
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              13.70
[EXPENSE-RATIO]                                  01.27
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>