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    ACCESSION NUMBER:		0000034782-22-000051
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		18
    CONFORMED PERIOD OF REPORT:	20220421
    ITEM INFORMATION:		Submission of Matters to a Vote of Security Holders
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20220422
    DATE AS OF CHANGE:		20220422

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			1ST SOURCE CORP
    		CENTRAL INDEX KEY:			0000034782
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				351068133
    		STATE OF INCORPORATION:			IN
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-06233
    		FILM NUMBER:		22845631

    	BUSINESS ADDRESS:
    		STREET 1:		100 NORTH MICHIGAN STREET
    		CITY:			SOUTH BEND
    		STATE:			IN
    		ZIP:			46601
    		BUSINESS PHONE:		5742352702

    	MAIL ADDRESS:
    		STREET 1:		P O BOX 1602
    		STREET 2:		P O BOX 1602
    		CITY:			SOUTH BEND
    		STATE:			IN
    		ZIP:			46634

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FBT BANCORP INC
    		DATE OF NAME CHANGE:	19820818
    </SEC-HEADER>
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    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>source-20220421.htm
    <DESCRIPTION>8-K 2022 SHAREHOLDER VOTING RESULTS
    <TEXT>
    Document 1 - file: source-20220421.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>exhibit991newsrelease42222.htm
    <DESCRIPTION>EX-99.1 NEWS RELEASE
    <TEXT>
    Document 2 - file: exhibit991newsrelease42222.htm

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    <DOCUMENT>
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    <TYPE>JSON
    <SEQUENCE>18
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