<SUBMISSION>
<ACCESSION-NUMBER>0001275287-06-001869
<TYPE>8-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20060411
<ITEMS>5.02
<FILING-DATE>20060412
<DATE-OF-FILING-DATE-CHANGE>20060412
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>GLACIER BANCORP INC
<CIK>0000868671
<ASSIGNED-SIC>6022
<IRS-NUMBER>810519541
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>8-K
<ACT>34
<FILE-NUMBER>000-18911
<FILM-NUMBER>06754964
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>49 COMMONS LOOP
<STREET2>.
<CITY>KALISPELL
<STATE>MT
<ZIP>59901
<PHONE>4067564200
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>49 COMMONS LOOP
<STREET2>.
<CITY>KALISPELL
<STATE>MT
<ZIP>59901
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>gb5380.htm
<DESCRIPTION>FORM 8-K
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<p  align="center"><font size="5" face="Times New Roman"><b>SECURITIES AND EXCHANGE COMMISSION<br> </b></font>
<font size="3"><b>Washington, D.C.&#160; 20549</b></font></p>
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<font size="5" face="Times New Roman"><b>FORM 8-K</b></font></p>
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<font size="3" face="Times New Roman"><b>CURRENT REPORT</b></font></p>
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<font size="2" face="Times New Roman"><b>Pursuant to Section 13 or 15(d) of<br> the Securities Exchange Act of 1934</b></font></p>
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<font size="2" face="Times New Roman"><b>Date of Report (Date of earliest event reported):<br> April 11, 2006</b></font></p>
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<font size="6" face="Times New Roman"><b>GLACIER   BANCORP, INC.</b></font></p>  </td>
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<font size="2" face="Times New Roman"><i>(Exact   name of registrant as specified in its charter)</i></font></p>  </td>
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<font size="2" face="Times New Roman"><i>(State   or other jurisdiction of incorporation)</i></font></p>  </td>
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  <p  align="center"><font size=1 face="Times New Roman">&nbsp;</font></p> </td>
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<font size="2" face="Times New Roman"><b>000-18911</b></font></p>  </td>
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  <p  align="center"><font size=1 face="Times New Roman">&nbsp;</font></p> </td>
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<font size="2" face="Times New Roman"><b>81-0519541</b></font></p>  </td>
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<font size="2" face="Times New Roman"><i>(Commission   File Number)</i></font></p>  </td>
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<font size="2" face="Times New Roman"><i>IRS   Employer Identification No.</i></font></p>  </td>
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<font size="2" face="Times New Roman"><b>49 Commons Loop<br>   Kalispell, MT&#160; 59901</b></font></p>  </td>
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<font size="2" face="Times New Roman"><i>(Address   of principal executive offices)&#160; (zip   code)</i></font></p>  </td>
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<font size="2" face="Times New Roman"><b>Registrant's telephone number,   including area code: (406) 756-4200</b></font></p>  </td>
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<p>
<font size="2" face="Times New Roman">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:</font></p>
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<font size="2" face="Times New Roman">Written communications pursuant to Rule 425 under   the Securities Act (17 CFR 230.425)</font></p>  </td>
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<font size="2" face="Wingdings">o</font></p>  </td>
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<font size="2" face="Times New Roman">Soliciting material pursuant to Rule 14a-12 under   the Exchange Act (17 CFR 240.14a-12)</font></p>  </td>
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<font size="2" face="Wingdings">o</font></p>  </td>
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<font size="2" face="Times New Roman">Pre-commencement communications pursuant to Rule   14d-2(b) under the Exchange Act of (17 CFR 240.14d-2(b))</font></p>  </td>
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<font size="2" face="Wingdings">o</font></p>  </td>
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<font size="2" face="Times New Roman">Pre-commencement communications pursuant to Rule   13e-4(c) under the Exchange Act of (17 CFR 240.13e-4(c))</font></p>  </td>
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<font size="2" face="Times New Roman"><b>Item 5.02</b></font></p>  </td>
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<font size="2" face="Times New Roman"><b>Departure of Directors or Principal   Officers; Election of Directors; Appointment of Principal Officers.</b></font></p>  </td>
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<p>
<font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;William L. Bouchee and Fred J. Flanders have decided to retire from the Glacier Bancorp, Inc. Board of Directors to be effective at the Company&#146;s annual meeting of shareholders to be held on April 26, 2006. </font></p>

<p><font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mr. Bouchee has been on the Company&#146;s Board of Directors since 1996 and will continue to serve as Chief Executive Officer and Vice Chairman of First Security Bank of Missoula, a subsidiary of the Company.</font></p>
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<font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Mr. Flanders retired as President of the Company&#146;s subsidiary, Valley Bank of Helena, in 1998 and as Valley&#146;s Chairman of the Board in December 2005. He has been a member of the Company&#146;s Board since 1998.</font></p>

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<font size="2" face="Times New Roman"><b>SIGNATURE</b></font></p>
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<font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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.</font></p>
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<font size="2" face="Times New Roman">Dated:&#160; April   11, 2006</font></p>  </td>
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<font size="2" face="Times New Roman">GLACIER BANCORP, INC.</font></p>  </td>
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  <p><font size="2" face="Times New Roman">/s/ Michael J. Blodnick</font></p>  </td>
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  <p><font size="1" face="Times New Roman">&nbsp;</font></p>  </td>
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  <p><font size="2" face="Times New Roman">Michael J. Blodnick</font></p>  </td>
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  <p style="margin-left:1em; text-indent:-1em"><font size="1" face="Times New Roman">&nbsp;</font></p>  </td>
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  <p style="margin-left:1em; text-indent:-1em"><font size="1" face="Times New Roman">&nbsp;</font></p>  </td>
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  <p><font size="1" face="Times New Roman">&nbsp;</font></p>  </td>
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  <p><font size="2" face="Times New Roman">President and Chief Executive Officer</font></p>  </td>
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<p><font size=1 face="Times New Roman">&nbsp;</font></p>

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