[ARTICLE] 6
[CIK] 0001000077
[NAME] SMITH BARNEY CONCERT ALLOCATION SERIES INC.
[SERIES]
   [NUMBER] 1
   [NAME] BALANCED PORTFOLIO, CLASS Z
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          JAN-31-1998
[PERIOD-END]                               JAN-31-1998
[INVESTMENTS-AT-COST]                      384,228,230
[INVESTMENTS-AT-VALUE]                     392,521,994
[RECEIVABLES]                                  545,435
[ASSETS-OTHER]                                  55,403
[OTHER-ITEMS-ASSETS]                            71,515
[TOTAL-ASSETS]                             393,194,347
[PAYABLE-FOR-SECURITIES]                     1,332,794
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      872,487
[TOTAL-LIABILITIES]                          2,205,281
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                   371,220,796
[SHARES-COMMON-STOCK]                          231,377
[SHARES-COMMON-PRIOR]                              211
[ACCUMULATED-NII-CURRENT]                   16,906,792
[OVERDISTRIBUTION-NII]                       1,216,914
[ACCUMULATED-NET-GAINS]                     29,493,232
[OVERDISTRIBUTION-GAINS]                    10,257,592
[ACCUM-APPREC-OR-DEPREC]                     8,293,764
[NET-ASSETS]                               390,989,066
[DIVIDEND-INCOME]                           16,723,684
[INTEREST-INCOME]                              183,108
[OTHER-INCOME]                                       0
[EXPENSES-NET]                               3,247,321
[NET-INVESTMENT-INCOME]                     13,659,471
[REALIZED-GAINS-CURRENT]                    16,800,043
[APPREC-INCREASE-CURRENT]                    1,949,498
[NET-CHANGE-FROM-OPS]                       32,409,012
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       59,876
[DISTRIBUTIONS-OF-GAINS]                        72,213
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        230,880
[NUMBER-OF-SHARES-REDEEMED]                     10,188
[SHARES-REINVESTED]                             10,474
[NET-CHANGE-IN-ASSETS]                     168,162,997
[ACCUMULATED-NII-PRIOR]                      4,704,927
[ACCUMULATED-GAINS-PRIOR]                    4,003,816
[OVERDISTRIB-NII-PRIOR]                         35,195
[OVERDIST-NET-GAINS-PRIOR]                   4,003,816
[GROSS-ADVISORY-FEES]                                0
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                              3,247,321
[AVERAGE-NET-ASSETS]                         1,185,540
[PER-SHARE-NAV-BEGIN]                            12.13
[PER-SHARE-NII]                                  01.11
[PER-SHARE-GAIN-APPREC]                          00.30
[PER-SHARE-DIVIDEND]                             00.57
[PER-SHARE-DISTRIBUTIONS]                        00.36
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              12.61
[EXPENSE-RATIO]                                  00.35
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>