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                                                                     EXHIBIT 11

                      CCC INFORMATION SERVICES GROUP INC.
           STATEMENT RE: COMPUTATION OF NET INCOME (LOSS) PER SHARE
                                (In Thousands)

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                                                                                           ACTUAL YEAR ENDED
                                                                         ----------------------------------------------------
                                                                         12/31/97   12/31/96   12/31/95   12/31/94   12/31/93
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<S>                                                                      <C>        <C>        <C>        <C>        <C>
Income (loss) per share from continuing operations:

Income (loss) from continuing operations                                   15,832     15,522      1,286    (13,159)    (5,774)
                                                                         --------   --------   --------   --------   --------
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Weighted average common shares outstanding:
  Shares attributable to common stock outstanding                          23,807     19,056     16,300     13,090      9,245
  Shares attributable to common stock equivalents outstanding               1,152      1,311        --         --         --
                                                                         --------   --------   --------   --------   --------
                                                                           24,959     20,367     16,300     13,090      9,245
                                                                         --------   --------   --------   --------   --------

Income (loss) per share from continuing operations                       $   0.63   $   0.76   $   0.07   $  (1.00)  $  (0.63)
                                                                         --------   --------   --------   --------   --------
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Income (loss) per share from discontinued operations:

Income (loss) from discontinued operations                                    --        --         --       1,006     (4,357)
                                                                         --------   --------   --------   --------   --------
Weighted average common shares outstanding:
  Shares attributable to common stock outstanding                          23,807     19,056     16,300     13,090      9,245
  Shares attributable to common stock equivalents outstanding               1,152      1,311        --         --         --
                                                                         --------   --------   --------   --------   --------
                                                                           24,959     20,367     16,300     13,090      9,245
                                                                         --------   --------   --------   --------   --------
                                                                         --------   --------   --------   --------   --------

Income (loss) per share from discontinued operations                     $    --    $    --    $    --    $   0.08   $  (0.47)
                                                                         --------   --------   --------   --------   --------

Extraordinary loss on early retirement of debt, net of taxes per share:

Extraordinary loss on early retirement of debt, net of taxes:                --        (678)      --          --         --
                                                                         --------   --------   --------   --------   --------
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Weighted average common shares outstanding:
  Shares attributable to common stock outstanding                          23,807     19,056     16,300     13,090      9,245
  Shares attributable to common stock equivalents outstanding               1,152      1,311        --        --         --
                                                                         --------   --------   --------   --------   --------
                                                                           24,959     20,367     16,300     13,090      9,245
                                                                         --------   --------   --------   --------   --------
                                                                         --------   --------   --------   --------   --------

Extraordinary loss on early retirement of debt, net of taxes per share   $    --    $  (0.03)  $    --    $    --    $    --
                                                                         --------   --------   --------   --------   --------

Dividends and accretion on mandatorily redeemable preferred
 stock per share:

Dividends and accretion on mandatorily redeemable preferred stock           (365)     (6,694)    (3,003)    (1,518)       --
                                                                         --------   --------   --------   --------   --------
                                                                         --------   --------   --------   --------   --------

Weighted average common shares outstanding:
  Shares attributable to common stock outstanding                          23,807     19,056     16,300     13,090      9,245
  Shares attributable to common stock equivalents outstanding               1,152      1,311        --         --         --
                                                                         --------   --------   --------   --------   --------
                                                                           24,959     20,367     16,300     13,090      9,245
                                                                         --------   --------   --------   --------   --------
                                                                         --------   --------   --------   --------   --------

Dividends and accretion on mandatorily redeemable
  preferred stock per share                                              $  (0.01)  $  (0.33)  $  (0.18)  $  (0.12)  $    --
                                                                         --------   --------   --------   --------   --------

Net income (loss) per share applicable to common stock:

Net income (loss) applicable to common stock                             $ 15,467      8,150     (1,717)   (13,671)   (10,131)
                                                                         --------   --------   --------   --------   --------

Weighted average common shares outstanding:
  Shares attributable to common stock outstanding                          23,807     19,056     16,300     13,090      9,245
  Shares attributable to common stock equivalents outstanding               1,152      1,311        --         --         --
                                                                         --------   --------   --------   --------   --------
                                                                           24,959     20,367     16,300     13,090      9,245
                                                                         --------   --------   --------   --------   --------

Net income (loss) per share applicable to common stock                   $   0.62   $   0.40   $  (0.11)  $  (1.04)  $  (1.10)
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