<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF ICG COMMUNICATIONS, INC. AND SUBSIDIARIES
AS OF DECEMBER 31, 1996 AND JUNE 30, 1997 AND FOR THE SIX MONTHS ENDED JUNE 30,
1996 AND 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERNCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0001001131
<NAME> ICG HOLDINGS, INC.
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                         382,220
<SECURITIES>                                    12,000
<RECEIVABLES>                                   53,739
<ALLOWANCES>                                     4,086
<INVENTORY>                                      3,815
<CURRENT-ASSETS>                               455,515
<PP&E>                                         593,553
<DEPRECIATION>                                  78,155
<TOTAL-ASSETS>                               1,060,727
<CURRENT-LIABILITIES>                           92,796
<BONDS>                                        904,614
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                    271,652
<COMMON>                                           555
<OTHER-SE>                                   (209,194)
<TOTAL-LIABILITY-AND-EQUITY>                 1,060,727
<SALES>                                              0
<TOTAL-REVENUES>                               127,816
<CGS>                                                0
<TOTAL-COSTS>                                  119,265
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                 1,788
<INTEREST-EXPENSE>                              53,481
<INCOME-PRETAX>                              (144,351)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          (144,351)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (144,351)
<EPS-PRIMARY>                                   (4.51)
<EPS-DILUTED>                                        0