[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 5
   [NAME] ZERO COUPON BOND FUND PORTFOLIO SERIES 2000
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          DEC-31-1999
[PERIOD-END]                               JUN-30-1999
[INVESTMENTS-AT-COST]                        1,939,182
[INVESTMENTS-AT-VALUE]                       1,948,608
[RECEIVABLES]                                   30,310
[ASSETS-OTHER]                                     513
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                               1,979,431
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                        7,844
[TOTAL-LIABILITIES]                              7,844
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     1,911,782
[SHARES-COMMON-STOCK]                          190,008
[SHARES-COMMON-PRIOR]                          190,240
[ACCUMULATED-NII-CURRENT]                       55,258
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        (4,879)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                         9,426
[NET-ASSETS]                                 1,971,587
[DIVIDEND-INCOME]                                    0
[INTEREST-INCOME]                               56,709
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                   1,451
[NET-INVESTMENT-INCOME]                         55,258
[REALIZED-GAINS-CURRENT]                             0
[APPREC-INCREASE-CURRENT]                     (33,952)
[NET-CHANGE-FROM-OPS]                           21,306
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                            0
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                          1,074
[NUMBER-OF-SHARES-REDEEMED]                      1,306
[SHARES-REINVESTED]                                  0
[NET-CHANGE-IN-ASSETS]                         196,065
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                      (4,879)
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                            1,552
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 28,052
[AVERAGE-NET-ASSETS]                         1,956,534
[PER-SHARE-NAV-BEGIN]                            10.26
[PER-SHARE-NII]                                  00.26
[PER-SHARE-GAIN-APPREC]                         (0.17)
[PER-SHARE-DIVIDEND]                                 0
[PER-SHARE-DISTRIBUTIONS]                            0
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              10.38
[EXPENSE-RATIO]                                  00.15
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>