<ARTICLE> 5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY  FINANCIAL   INFORMATION  EXTRACTED  FROM  THE
FINANCIAL  STATEMENTS  AS OF JUNE  30,2000 AND IS  QUALIFIED  IN ITS ENTIRETY BY
REFERENCE TO SUCH STATEMENTS
</LEGEND>
<CIK> 863557
<NAME> SWIFT TRANSPORTATION CO., INC.
<MULTIPLIER> 1,000
<CURRENCY> US DOLLARS

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               JUN-30-2000
<EXCHANGE-RATE>                                      1
<CASH>                                           3,485
<SECURITIES>                                         0
<RECEIVABLES>                                  179,339
<ALLOWANCES>                                         0
<INVENTORY>                                      7,854
<CURRENT-ASSETS>                               225,447
<PP&E>                                         834,467
<DEPRECIATION>                                 172,708
<TOTAL-ASSETS>                                 897,589
<CURRENT-LIABILITIES>                          226,000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            66
<OTHER-SE>                                     410,492
<TOTAL-LIABILITY-AND-EQUITY>                   897,589
<SALES>                                        608,077
<TOTAL-REVENUES>                               608,077
<CGS>                                                0
<TOTAL-COSTS>                                  557,247
<OTHER-EXPENSES>                                 (588)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               7,087
<INCOME-PRETAX>                                 44,331
<INCOME-TAX>                                    17,115
<INCOME-CONTINUING>                             27,216
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    27,216
<EPS-BASIC>                                        .43
<EPS-DILUTED>                                      .43