<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
financial statements of SEACOR SMIT INC. & SUBSIDIARIES contained in the
accompanying Annual Report on Form 10-K and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                         178,509
<SECURITIES>                                    18,196
<RECEIVABLES>                                   71,068
<ALLOWANCES>                                     1,567
<INVENTORY>                                      1,536
<CURRENT-ASSETS>                               282,016
<PP&E>                                         859,012
<DEPRECIATION>                                 143,815
<TOTAL-ASSETS>                               1,196,991
<CURRENT-LIABILITIES>                           48,992
<BONDS>                                        465,661
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           142
<OTHER-SE>                                     507,998
<TOTAL-LIABILITY-AND-EQUITY>                 1,196,991
<SALES>                                              0
<TOTAL-REVENUES>                               289,425
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               166,786
<LOSS-PROVISION>                                 (328)
<INTEREST-EXPENSE>                              22,330
<INCOME-PRETAX>                                 43,516
<INCOME-TAX>                                    15,249
<INCOME-CONTINUING>                             28,267
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                  1,191
<CHANGES>                                            0
<NET-INCOME>                                    30,936
<EPS-BASIC>                                     2.60
<EPS-DILUTED>                                     2.54