    <SEC-DOCUMENT>0001193125-18-273694-index.html : 20180914
    <SEC-HEADER>0001193125-18-273694.hdr.sgml : 20180914
    <ACCEPTANCE-DATETIME>20180914090720
    ACCESSION NUMBER:		0001193125-18-273694
    CONFORMED SUBMISSION TYPE:	497
    PUBLIC DOCUMENT COUNT:		9
    FILED AS OF DATE:		20180914
    DATE AS OF CHANGE:		20180914
    EFFECTIVENESS DATE:		20180914

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CAPITAL SOUTHWEST CORP
    		CENTRAL INDEX KEY:			0000017313
    		IRS NUMBER:				751072796
    		STATE OF INCORPORATION:			TX
    		FISCAL YEAR END:			0331

    	FILING VALUES:
    		FORM TYPE:		497
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-220385
    		FILM NUMBER:		181070204

    	BUSINESS ADDRESS:
    		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY
    		STREET 2:		SUITE 1300
    		CITY:			DALLAS
    		STATE:			TX
    		ZIP:			75240
    		BUSINESS PHONE:		2142385700

    	MAIL ADDRESS:
    		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY
    		STREET 2:		SUITE 1300
    		CITY:			DALLAS
    		STATE:			TX
    		ZIP:			75240
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>497
    <SEQUENCE>1
    <FILENAME>d618093d497.htm
    <DESCRIPTION>FORM 497
    <TEXT>
    Document 1 - file: d618093d497.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g618093g28n67.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g618093g28n67.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g618093g36j53.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g618093g36j53.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g618093g58v76.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g618093g58v76.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g618093g68a75.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g618093g68a75.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g618093g70u45.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g618093g70u45.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g618093g71x50.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g618093g71x50.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g618093g82k47.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g618093g82k47.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g618093g94e96.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g618093g94e96.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>