[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 3
   [NAME] UTILITIES PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1997
[PERIOD-END]                               DEC-31-1997
[INVESTMENTS-AT-COST]                       16,630,231
[INVESTMENTS-AT-VALUE]                      21,418,836
[RECEIVABLES]                                   60,285
[ASSETS-OTHER]                                     978
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              21,480,099
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       67,043
[TOTAL-LIABILITIES]                             67,043
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    15,371,390
[SHARES-COMMON-STOCK]                        1,400,349
[SHARES-COMMON-PRIOR]                        1,490,143
[ACCUMULATED-NII-CURRENT]                      635,204
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        617,858
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                     4,788,605
[NET-ASSETS]                                21,413,056
[DIVIDEND-INCOME]                              629,621
[INTEREST-INCOME]                              204,572
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 190,263
[NET-INVESTMENT-INCOME]                        643,930
[REALIZED-GAINS-CURRENT]                       631,548
[APPREC-INCREASE-CURRENT]                    2,917,676
[NET-CHANGE-FROM-OPS]                        4,193,154
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       13,690
[DISTRIBUTIONS-OF-GAINS]                        13,690
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        341,896
[NUMBER-OF-SHARES-REDEEMED]                    433,506
[SHARES-REINVESTED]                              1,816
[NET-CHANGE-IN-ASSETS]                       3,198,830
[ACCUMULATED-NII-PRIOR]                          4,964
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          116,989
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                190,263
[AVERAGE-NET-ASSETS]                        18,011,256
[PER-SHARE-NAV-BEGIN]                            12.22
[PER-SHARE-NII]                                  00.46
[PER-SHARE-GAIN-APPREC]                          02.63
[PER-SHARE-DIVIDEND]                             00.01
[PER-SHARE-DISTRIBUTIONS]                        00.01
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              15.29
[EXPENSE-RATIO]                                  01.06
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>