[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 13
   [NAME] LARGE CAP PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               DEC-31-1998
[INVESTMENTS-AT-COST]                       45,264,124
[INVESTMENTS-AT-VALUE]                      53,460,915
[RECEIVABLES]                                  149,476
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                            34,186
[TOTAL-ASSETS]                              53,644,577
[PAYABLE-FOR-SECURITIES]                       944,426
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      101,130
[TOTAL-LIABILITIES]                          1,045,556
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    43,661,627
[SHARES-COMMON-STOCK]                        3,016,792
[SHARES-COMMON-PRIOR]                          894,018
[ACCUMULATED-NII-CURRENT]                       10,182
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        730,352
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                     8,196,860
[NET-ASSETS]                                52,599,021
[DIVIDEND-INCOME]                              245,464
[INTEREST-INCOME]                               85,999
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 265,384
[NET-INVESTMENT-INCOME]                         66,079
[REALIZED-GAINS-CURRENT]                     2,954,379
[APPREC-INCREASE-CURRENT]                    6,971,547
[NET-CHANGE-FROM-OPS]                        9,992,005
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       55,404
[DISTRIBUTIONS-OF-GAINS]                     2,224,055
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                      2,333,777
[NUMBER-OF-SHARES-REDEEMED]                    348,188
[SHARES-REINVESTED]                            137,185
[NET-CHANGE-IN-ASSETS]                      40,529,434
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                        1,858
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          210,887
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                348,520
[AVERAGE-NET-ASSETS]                        28,310,876
[PER-SHARE-NAV-BEGIN]                            13.50
[PER-SHARE-NII]                                  00.04
[PER-SHARE-GAIN-APPREC]                          04.73
[PER-SHARE-DIVIDEND]                             00.02
[PER-SHARE-DISTRIBUTIONS]                        00.81
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              17.44
[EXPENSE-RATIO]                                  00.95
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>