[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 4
   [NAME] ZERO COUPON BOND FUND PORTFOLIO SERIES 1998
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1997
[PERIOD-END]                               DEC-31-1997
[INVESTMENTS-AT-COST]                        1,365,436
[INVESTMENTS-AT-VALUE]                       1,376,054
[RECEIVABLES]                                   59,646
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                               945
[TOTAL-ASSETS]                               1,427,645
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       24,510
[TOTAL-LIABILITIES]                          1,403,135
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     1,402,689
[SHARES-COMMON-STOCK]                          139,900
[SHARES-COMMON-PRIOR]                          130,362
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                             449
[ACCUMULATED-NET-GAINS]                              0
[OVERDISTRIBUTION-GAINS]                         1,621
[ACCUM-APPREC-OR-DEPREC]                         1,618
[NET-ASSETS]                                 1,403,135
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                               77,238
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                   2,030
[NET-INVESTMENT-INCOME]                         75,208
[REALIZED-GAINS-CURRENT]                         (946)
[APPREC-INCREASE-CURRENT]                        6,304
[NET-CHANGE-FROM-OPS]                           80,566
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       75,077
[DISTRIBUTIONS-OF-GAINS]                           675
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                          5,116
[NUMBER-OF-SHARES-REDEEMED]                      3,138
[SHARES-REINVESTED]                              7,560
[NET-CHANGE-IN-ASSETS]                         100,565
[ACCUMULATED-NII-PRIOR]                         65,673
[ACCUMULATED-GAINS-PRIOR]                        1,301
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                            1,354
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 29,967
[AVERAGE-NET-ASSETS]                         1,354,617
[PER-SHARE-NAV-BEGIN]                            09.99
[PER-SHARE-NII]                                  00.57
[PER-SHARE-GAIN-APPREC]                          00.04
[PER-SHARE-DIVIDEND]                             00.56
[PER-SHARE-DISTRIBUTIONS]                        00.01
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              10.03
[EXPENSE-RATIO]                                  00.15
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>