[ARTICLE] 6
[CIK] 0000100077
[NAME] SMITH BARNEY CONCERT ALLOCATION SERIES INC.
[SERIES]
   [NUMBER] 3
   [NAME] CONSERVATIVE PORTFOLIO, CLASS Z
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          JAN-31-1999
[PERIOD-END]                               JUL-31-1998
[INVESTMENTS-AT-COST]                      123,567,378
[INVESTMENTS-AT-VALUE]                     124,455,056
[RECEIVABLES]                                   80,566
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                       124,455,246
[TOTAL-ASSETS]                             124,535,812
[PAYABLE-FOR-SECURITIES]                       226,761
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                    2,047,434
[TOTAL-LIABILITIES]                          2,274,195
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                   120,482,790
[SHARES-COMMON-STOCK]                           80,370
[SHARES-COMMON-PRIOR]                           52,431
[ACCUMULATED-NII-CURRENT]                    2,722,841
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                              0
[OVERDISTRIBUTION-GAINS]                       235,473
[ACCUM-APPREC-OR-DEPREC]                     (226,339)
[NET-ASSETS]                               122,261,617
[DIVIDEND-INCOME]                            3,187,852
[INTEREST-INCOME]                               28,507
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 493,518
[NET-INVESTMENT-INCOME]                      2,722,841
[REALIZED-GAINS-CURRENT]                       474,333
[APPREC-INCREASE-CURRENT]                    (226,339)
[NET-CHANGE-FROM-OPS]                        2,970,835
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       22,727
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                         33,750
[NUMBER-OF-SHARES-REDEEMED]                      7,658
[SHARES-REINVESTED]                              1,847
[NET-CHANGE-IN-ASSETS]                      18,088,641
[ACCUMULATED-NII-PRIOR]                      5,049,131
[ACCUMULATED-GAINS-PRIOR]                    4,203,421
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                                0
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                493,518
[AVERAGE-NET-ASSETS]                           881,051
[PER-SHARE-NAV-BEGIN]                            12.17
[PER-SHARE-NII]                                  00.33
[PER-SHARE-GAIN-APPREC]                          00.04
[PER-SHARE-DIVIDEND]                                 0
[PER-SHARE-DISTRIBUTIONS]                        00.51
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              12.03
[EXPENSE-RATIO]                                  00.35
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>