<SEC-DOCUMENT>0001193125-17-113318-index.html : 20170406
<SEC-HEADER>0001193125-17-113318.hdr.sgml : 20170406
<ACCEPTANCE-DATETIME>20170406150423
ACCESSION NUMBER:		0001193125-17-113318
CONFORMED SUBMISSION TYPE:	N-CSRS
PUBLIC DOCUMENT COUNT:		24
CONFORMED PERIOD OF REPORT:	20170131
FILED AS OF DATE:		20170406
DATE AS OF CHANGE:		20170406
EFFECTIVENESS DATE:		20170406

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:		17745666

	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>S000010620
<SERIES-NAME>Columbia Tax-Exempt Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029373
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>COLTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029374
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class B
<CLASS-CONTRACT-TICKER-SYMBOL>CTEBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029375
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>COLCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029376
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>CTEZX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126464
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class R4
<CLASS-CONTRACT-TICKER-SYMBOL>CTERX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000136874
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class R5
<CLASS-CONTRACT-TICKER-SYMBOL>CADMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000177149
<CLASS-CONTRACT-NAME>Columbia Tax-Exempt Fund Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>CTEYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000012071
<SERIES-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032858
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>COEAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032859
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Class B
<CLASS-CONTRACT-TICKER-SYMBOL>COEBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032860
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CORCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032862
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>CMBFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122662
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class R5
<CLASS-CONTRACT-TICKER-SYMBOL>CODRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126468
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class R4
<CLASS-CONTRACT-TICKER-SYMBOL>CORMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000177150
<CLASS-CONTRACT-NAME>Columbia AMT-Free Oregon Intermediate Muni Bond Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>CORYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000012081
<SERIES-NAME>Columbia Large Cap Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032910
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>LEGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032911
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class B
<CLASS-CONTRACT-TICKER-SYMBOL>LEGBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032912
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>LEGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032914
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class V
<CLASS-CONTRACT-TICKER-SYMBOL>GAEGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000032915
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>GEGTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000034322
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class E
<CLASS-CONTRACT-TICKER-SYMBOL>CLGEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000034323
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class F
<CLASS-CONTRACT-TICKER-SYMBOL>CLGFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000078989
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>CGFYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094687
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CLGIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094688
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CGWRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094689
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class K
<CLASS-CONTRACT-TICKER-SYMBOL>CLRUX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094690
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class R5
<CLASS-CONTRACT-TICKER-SYMBOL>CLWFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094691
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CLGWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122672
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund Class R4
<CLASS-CONTRACT-TICKER-SYMBOL>CCGRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000027194
<SERIES-NAME>CMG Ultra Short Term Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000082083
<CLASS-CONTRACT-NAME>CMG Ultra Short Term Bond Fund
<CLASS-CONTRACT-TICKER-SYMBOL>CMGUX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000773757
<SERIES-ID>S000048610
<SERIES-NAME>Columbia U.S. Social Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000153243
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CONAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000153244
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CONCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000153245
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class R4
<CLASS-CONTRACT-TICKER-SYMBOL>CONFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000153246
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class R5
<CLASS-CONTRACT-TICKER-SYMBOL>COVNX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000153247
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>CONZX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000177151
<CLASS-CONTRACT-NAME>Columbia U.S. Social Bond Fund Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>CONYX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSRS
<SEQUENCE>1
<FILENAME>d275252dncsrs.htm
<DESCRIPTION>COLUMBIA FUNDS SERIES TRUST I
<TEXT>
Document 1 - file: d275252dncsrs.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.CERT <SEQUENCE>2 <FILENAME>d275252dex99cert.htm <DESCRIPTION>SECTION 302 CERTIFICATION <TEXT> Document 2 - file: d275252dex99cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.906CERT <SEQUENCE>3 <FILENAME>d275252dex99906cert.htm <DESCRIPTION>SECTION 906 CERTIFICATION <TEXT> Document 3 - file: d275252dex99906cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>g275252img03ffa1e24.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: g275252img03ffa1e24.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g275252img0869415c4.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: g275252img0869415c4.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>g275252img0f200ef13.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: g275252img0f200ef13.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g275252img12f2e0033.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g275252img12f2e0033.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g275252img26dca85d1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g275252img26dca85d1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g275252img26e8f7ea4.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: g275252img26e8f7ea4.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g275252img2745e4f32.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: g275252img2745e4f32.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>g275252img2fbe82a73.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: g275252img2fbe82a73.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>g275252img350af9bc1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: g275252img350af9bc1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>g275252img47c3440a2.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: g275252img47c3440a2.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>g275252img4ef030384.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: g275252img4ef030384.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>g275252img537449871.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: g275252img537449871.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>g275252img79433aec4.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: g275252img79433aec4.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>g275252img918b6f6c1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 17 - file: g275252img918b6f6c1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>g275252imgae8ae8c53.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: g275252imgae8ae8c53.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>g275252imgc416f4e73.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 19 - file: g275252imgc416f4e73.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>g275252imgc45b23262.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 20 - file: g275252imgc45b23262.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>g275252imgdd471de82.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 21 - file: g275252imgdd471de82.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>g275252imgdd4f662e5.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 22 - file: g275252imgdd4f662e5.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>g275252imgdfe4eb772.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 23 - file: g275252imgdfe4eb772.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>g275252imge1b288ef1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 24 - file: g275252imge1b288ef1.jpg
</DOCUMENT> </SEC-DOCUMENT>