SEC EDGAR Submission 0001145549-25-045441

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ACCESSION NUMBER:		0001145549-25-045441
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		44
CONFORMED PERIOD OF REPORT:	20250430
FILED AS OF DATE:		20250702
DATE AS OF CHANGE:		20250702
EFFECTIVENESS DATE:		20250702

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA FUNDS SERIES TRUST
		CENTRAL INDEX KEY:			0001097519
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-09645
		FILM NUMBER:		251098631

	BUSINESS ADDRESS:	
		STREET 1:		290 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		800-345-6611

	MAIL ADDRESS:	
		STREET 1:		290 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONS FUNDS TRUST
		DATE OF NAME CHANGE:	19991022
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<OWNER-CIK>0001097519
<SERIES-ID>S000010778
<SERIES-NAME>Columbia Short Duration Municipal Bond Fund
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<CLASS-CONTRACT-ID>C000029792
<CLASS-CONTRACT-NAME>Columbia Short Duration Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NSMMX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029795
<CLASS-CONTRACT-NAME>Columbia Short Duration Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NSMIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122570
<CLASS-CONTRACT-NAME>Columbia Short Duration Municipal Bond Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CNNRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174632
<CLASS-CONTRACT-NAME>Columbia Short Duration Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSMYX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000255076
<CLASS-CONTRACT-NAME>Columbia Short Duration Municipal Bond Fund - Class S
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