<SEC-DOCUMENT>0001193125-19-304817-index.html : 20191203
<SEC-HEADER>0001193125-19-304817.hdr.sgml : 20191203
<ACCEPTANCE-DATETIME>20191203075053
ACCESSION NUMBER:		0001193125-19-304817
CONFORMED SUBMISSION TYPE:	N-CSRS
PUBLIC DOCUMENT COUNT:		18
CONFORMED PERIOD OF REPORT:	20190930
FILED AS OF DATE:		20191203
DATE AS OF CHANGE:		20191203
EFFECTIVENESS DATE:		20191203

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA FUNDS SERIES TRUST I
		CENTRAL INDEX KEY:			0000773757
		IRS NUMBER:				363376651
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		N-CSRS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04367
		FILM NUMBER:		191264654

	BUSINESS ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		800-345-6611

	MAIL ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLUMBIA FUNDS TRUST IX
		DATE OF NAME CHANGE:	20031107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIBERTY STEIN ROE FUNDS MUNICIPAL TRUST
		DATE OF NAME CHANGE:	19991025

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	STEINROE MUNICIPAL TRUST
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000021575
<SERIES-NAME>Columbia Select Large Cap Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061818
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>ELGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061819
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>ELGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061820
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>URLGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061821
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>UMLGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122687
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSRRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122688
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CGTRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122689
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Growth Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CCWRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000021576
<SERIES-NAME>Columbia Pacific/Asia Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061822
<CLASS-CONTRACT-NAME>Columbia Pacific/Asia Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CASAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061823
<CLASS-CONTRACT-NAME>Columbia Pacific/Asia Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CASCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000061824
<CLASS-CONTRACT-NAME>Columbia Pacific/Asia Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>USPAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126475
<CLASS-CONTRACT-NAME>Columbia Pacific/Asia Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CPRAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173852
<CLASS-CONTRACT-NAME>Columbia Pacific/Asia Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CPAYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000036204
<SERIES-NAME>Multi-Manager Growth Strategies Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000110855
<CLASS-CONTRACT-NAME>Multi-Manager Growth Strategies Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSLGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000179754
<CLASS-CONTRACT-NAME>Multi-Manager Growth Strategies Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>CZMGX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059353
<SERIES-NAME>Columbia Adaptive Retirement 2020 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194738
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2020 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194739
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2020 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARHX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059354
<SERIES-NAME>Columbia Adaptive Retirement 2030 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194740
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2030 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARLX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194741
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2030 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARMX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059355
<SERIES-NAME>Columbia Adaptive Retirement 2040 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194742
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2040 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAROX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194743
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2040 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARQX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059356
<SERIES-NAME>Columbia Adaptive Retirement 2050 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194744
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2050 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194745
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2050 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARUX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059357
<SERIES-NAME>Columbia Adaptive Retirement 2060 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194746
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2060 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194747
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2060 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARKX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059358
<SERIES-NAME>Columbia Solutions Aggressive Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194748
<CLASS-CONTRACT-NAME>Columbia Solutions Aggressive Portfolio
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000059359
<SERIES-NAME>Columbia Solutions Conservative Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000194749
<CLASS-CONTRACT-NAME>Columbia Solutions Conservative Portfolio
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000061632
<SERIES-NAME>Columbia Adaptive Retirement 2025 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199605
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2025 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAAHX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199606
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2025 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAIDX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000061633
<SERIES-NAME>Columbia Adaptive Retirement 2035 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199607
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2035 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARJX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199608
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2035 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAIEX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000061634
<SERIES-NAME>Columbia Adaptive Retirement 2045 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199609
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2045 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARPX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199610
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2045 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAIHX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000061635
<SERIES-NAME>Columbia Adaptive Retirement 2055 Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199611
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2055 Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CARFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199612
<CLASS-CONTRACT-NAME>Columbia Adaptive Retirement 2055 Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAIJX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSRS
<SEQUENCE>1
<FILENAME>d799852dncsrs.htm
<DESCRIPTION>COLUMBIA FUNDS SERIES TRUST I
<TEXT>
Document 1 - file: d799852dncsrs.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.CERT <SEQUENCE>2 <FILENAME>d799852dex99cert.htm <DESCRIPTION>SECTION 302 CERTIFICATION <TEXT> Document 2 - file: d799852dex99cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.906CERT <SEQUENCE>3 <FILENAME>d799852dex99906cert.htm <DESCRIPTION>SECTION 906 CERTIFICATION <TEXT> Document 3 - file: d799852dex99906cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>g799852img181366ea1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: g799852img181366ea1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g799852img607f9cf81.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: g799852img607f9cf81.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>g799852img627004131.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: g799852img627004131.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g799852img87fc58771.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g799852img87fc58771.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g799852img8aa293a83.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g799852img8aa293a83.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g799852img91f841741.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: g799852img91f841741.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g799852img9d03151e2.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: g799852img9d03151e2.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>g799852imga1b3169b2.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: g799852imga1b3169b2.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>g799852imgb4fe43f92.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: g799852imgb4fe43f92.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>g799852imgb70397fc3.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: g799852imgb70397fc3.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>g799852imgc63b1ae22.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: g799852imgc63b1ae22.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>g799852imgd567f71f3.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: g799852imgd567f71f3.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>g799852imgee8e56b42.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: g799852imgee8e56b42.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>g799852imgf8f73c3a2.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 17 - file: g799852imgf8f73c3a2.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>g799852imgfa5104751.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: g799852imgfa5104751.jpg
</DOCUMENT> </SEC-DOCUMENT>