<SEC-DOCUMENT>0001193125-17-103844-index.html : 20170330
<SEC-HEADER>0001193125-17-103844.hdr.sgml : 20170330
<ACCEPTANCE-DATETIME>20170330150100
ACCESSION NUMBER:		0001193125-17-103844
CONFORMED SUBMISSION TYPE:	NSAR-A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20170131
FILED AS OF DATE:		20170330
DATE AS OF CHANGE:		20170330
EFFECTIVENESS DATE:		20170330

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:		NSAR-A
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04367
		FILM NUMBER:		17725282

	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>
</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>
</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>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-A
<SEQUENCE>1
<FILENAME>d364212dnsara.fil
<DESCRIPTION>COLUMBIA FUNDS SERIES TRUST I
<TEXT>
Document 1 - file: d364212dnsara.fil

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77E
<SEQUENCE>2
<FILENAME>d364212dex9977e.htm
<DESCRIPTION>EXHIBIT 77E
<TEXT>
Document 2 - file: d364212dex9977e.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77H
<SEQUENCE>3
<FILENAME>d364212dex9977h.htm
<DESCRIPTION>EXHIBIT 77H
<TEXT>
Document 3 - file: d364212dex9977h.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77I
<SEQUENCE>4
<FILENAME>d364212dex9977i.htm
<DESCRIPTION>EXHIBIT 77I
<TEXT>
Document 4 - file: d364212dex9977i.htm

</DOCUMENT>
</SEC-DOCUMENT>