content: <HTML>
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  <TITLE>Form 8-K - April 15, 2005</TITLE>
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  <CENTER><FONT SIZE=4><B>UNITED STATES <BR>SECURITIES AND EXCHANGE COMMISSION</B></FONT> <br>
  <FONT SIZE=3><B>WASHINGTON, D.C. 20549</B></FONT></CENTER>
  
  <H1 ALIGN=CENTER><FONT SIZE=4>FORM 8-K</FONT></H1>
  
  
  <CENTER><B>CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d)<BR>
   OF THE SECURITIES EXCHANGE ACT OF 1934</B></CENTER>
  <br>
  <br>
  <CENTER><B>DATE OF REPORT:&nbsp;&nbsp;April 15, 2005</b></center>
  
  <br><center><b>Commission file number 1-8572</B></CENTER>
  <BR>
  <CENTER><FONT SIZE=4><B>TRIBUNE COMPANY</B></FONT> <br><FONT SIZE=3>(Exact
  name of registrant as specified in its charter)</FONT></CENTER>
  <BR>
  
  <table CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">
    <tr>
      <td WIDTH="60%" VALIGN="TOP"><p ALIGN="CENTER"><B>Delaware</B><BR>(State or other
      jurisdiction of<BR>incorporation or organization)<P></td>
      <td WIDTH="40%" VALIGN="TOP"><p ALIGN="CENTER"><B>36-1880355</B><BR>
      (I.R.S. Employer<BR>
      Identification No.)<BR></td></tr>
  <TR VALIGN="BOTTOM">
       <TD ALIGN="LEFT"></TD><TD ALIGN="LEFT"><FONT SIZE="-1">&nbsp;</FONT></TD></TR>
    <tr>
      <td WIDTH="60%" VALIGN="TOP"><p ALIGN="CENTER"><B>435 North Michigan Avenue,
      Chicago, Illinois</B><BR>
      (Address of principal executive offices)<BR></td>
      <td WIDTH="40%" VALIGN="TOP"><p ALIGN="CENTER"><B>60611</B><BR>
      (Zip code)</td>
    </tr>
  </table>
  <BR>
  
  <CENTER>Registrant's telephone number, including area code:&nbsp;&nbsp;(312) 222-9100</CENTER>
  <br>
  
  
  <P>Check the appropriate box below if
  the Form 8-K filing is intended to simultaneously satisfy the obligation of the registrant
  under any of the following provisions:</p>
  
  <p>[&nbsp;&nbsp;]&nbsp;&nbsp; Written communication pursuant to
  Rule 425 under the Securities Act (17 CFR 230.425) </P>
  
  <p>[&nbsp;&nbsp;]&nbsp;&nbsp; Soliciting material pursuant to
  Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) </P>
  
  <p>[&nbsp;&nbsp;]&nbsp;&nbsp; Pre-commencement communications
  pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) </P>
  
  <p>[&nbsp;&nbsp;]&nbsp;&nbsp; Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
  240.13e-4(c)) </P>
  
  <HR>
  
  <BR>
  
  <!-- MARKER FORMAT-SHEET="Head Major Left Bold" FSL="Default" -->
  <H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>ITEM 2.02.&nbsp;&nbsp; RESULTS OF
  OPERATIONS AND FINANCIAL CONDITION. </FONT></H1>
  
  <P>On April 15, 2005, Tribune Company
  released earnings information for the quarter ended March 27, 2005. Set forth as Exhibit
  99 is a copy of the press release.</p>
  
  <BR>
  <H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>ITEM 9.01(c)&nbsp;&nbsp; FINANCIAL STATEMENTS AND EXHIBITS.</FONT></H1>
  
  <P>Exhibit 99 &#150; Press release dated April 15, 2005. </P>
  <BR>
  <!-- MARKER FORMAT-SHEET="Head Major Center Bold" FSL="Default" -->
  <H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=3>SIGNATURE </FONT></H1>
  
  <P>Pursuant to the requirements of the
  Securities Exchange Act of 1934, the registrant has duly caused this report to be signed
  on its behalf by the undersigned hereunto duly authorized. </P>
  
  <br>
  <table CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">
    <tr>
      <td WIDTH="40%" VALIGN="TOP"><p ALIGN="CENTER">&nbsp;<P></td>
      <td WIDTH="60%" VALIGN="TOP"><p ALIGN="LEFT">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TRIBUNE COMPANY<BR>&nbsp;&nbsp;&nbsp;&nbsp;
          (Registrant)<BR>&nbsp;<br>&nbsp;<br>&nbsp;</TD></tr>
    <tr>
      <td WIDTH="50%" VALIGN="TOP"><p ALIGN="left">Date:&nbsp;&nbsp;April 15, 2005 </td>
      <td WIDTH="50%" VALIGN="TOP"><p ALIGN="left">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<u>/s/&nbsp;&nbsp;R. Mark Mallory</u><br>&nbsp;&nbsp;&nbsp;
          &nbsp;&nbsp;R. Mark Mallory<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Vice President and Controller</td>
    </tr>
  </table>
  <BR>
  
  
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metadata_documents: [{"type": "8-K", "sequence": "1", "filename": "form8k041505.htm", "description": "FORM 8-K - APRIL 15, 2005", "secsgml_size_bytes": 3888}]
metadata_filer: {"company-data": {"conformed-name": "TRIBUNE CO", "cik": "0000726513", "assigned-sic": "2711", "irs-number": "361880355", "state-of-incorporation": "DE", "fiscal-year-end": "1227"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-08572", "film-number": "05752107"}, "business-address": {"street1": "435 N MICHIGAN AVE", "street2": "STE 600", "city": "CHICAGO", "state": "IL", "zip": "60611", "phone": "3122229100"}}
text: Form 8-K - April 15, 2005
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, D.C. 20549
  FORM 8-K
  CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d)
  OF THE SECURITIES EXCHANGE ACT OF 1934
  DATE OF REPORT:  April 15, 2005
  Commission file number 1-8572
  TRIBUNE COMPANY
  (Exact
  name of registrant as specified in its charter)
  Delaware
  (State or other
      jurisdiction of
  incorporation or organization)
  36-1880355
  (I.R.S. Employer
  Identification No.)
  435 North Michigan Avenue,
      Chicago, Illinois
  (Address of principal executive offices)
  60611
  (Zip code)
  Registrant's telephone number, including area code:  (312) 222-9100
  Check the appropriate box below if
  the Form 8-K filing is intended to simultaneously satisfy the obligation of the registrant
  under any of the following provisions:
  [  ]   Written communication pursuant to
  Rule 425 under the Securities Act (17 CFR 230.425)
  [  ]   Soliciting material pursuant to
  Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
  [  ]   Pre-commencement communications
  pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
  [  ]   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
  240.13e-4(c))
  ITEM 2.02.   RESULTS OF
  OPERATIONS AND FINANCIAL CONDITION.
  On April 15, 2005, Tribune Company
  released earnings information for the quarter ended March 27, 2005. Set forth as Exhibit
  99 is a copy of the press release.
  ITEM 9.01(c)   FINANCIAL STATEMENTS AND EXHIBITS.
  Exhibit 99 – Press release dated April 15, 2005.
  SIGNATURE
  Pursuant to the requirements of the
  Securities Exchange Act of 1934, the registrant has duly caused this report to be signed
  on its behalf by the undersigned hereunto duly authorized.
  TRIBUNE COMPANY
  (Registrant)
  Date:  April 15, 2005
  /s/  R. Mark Mallory
  R. Mark Mallory
  Vice President and Controller