    <SEC-DOCUMENT>0001047469-20-004996-index.html : 20200925
    <SEC-HEADER>0001047469-20-004996.hdr.sgml : 20200925
    <ACCEPTANCE-DATETIME>20200925060148
    ACCESSION NUMBER:		0001047469-20-004996
    CONFORMED SUBMISSION TYPE:	S-4/A
    PUBLIC DOCUMENT COUNT:		20
    FILED AS OF DATE:		20200925
    DATE AS OF CHANGE:		20200925

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ENTERPRISE FINANCIAL SERVICES CORP
    		CENTRAL INDEX KEY:			0001025835
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				431706259
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-4/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-248758
    		FILM NUMBER:		201196721

    	BUSINESS ADDRESS:
    		STREET 1:		150 NORTH MERAMEC
    		STREET 2:		150 NORTH MERAMEC
    		CITY:			CLAYTON
    		STATE:			MO
    		ZIP:			63105
    		BUSINESS PHONE:		3147255500

    	MAIL ADDRESS:
    		STREET 1:		150 NORTH MERAMEC
    		STREET 2:		150 NORTH MERAMEC
    		CITY:			CLAYTON
    		STATE:			MO
    		ZIP:			63105

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ENTERBANK HOLDINGS INC
    		DATE OF NAME CHANGE:	19961024
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-4/A
    <SEQUENCE>1
    <FILENAME>a2242414zs-4a.htm
    <DESCRIPTION>S-4/A
    <TEXT>
    Document 1 - file: a2242414zs-4a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>a2242414zex-5_1.htm
    <DESCRIPTION>EX-5.1
    <TEXT>
    Document 2 - file: a2242414zex-5_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-8.1
    <SEQUENCE>3
    <FILENAME>a2242414zex-8_1.htm
    <DESCRIPTION>EX-8.1
    <TEXT>
    Document 3 - file: a2242414zex-8_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-8.2
    <SEQUENCE>4
    <FILENAME>a2242414zex-8_2.htm
    <DESCRIPTION>EX-8.2
    <TEXT>
    Document 4 - file: a2242414zex-8_2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>5
    <FILENAME>a2242414zex-23_1.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 5 - file: a2242414zex-23_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>6
    <FILENAME>a2242414zex-99_1.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 6 - file: a2242414zex-99_1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>7
    <FILENAME>a2242414zex-99_2.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 7 - file: a2242414zex-99_2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.3
    <SEQUENCE>8
    <FILENAME>a2242414zex-99_3.htm
    <DESCRIPTION>EX-99.3
    <TEXT>
    Document 8 - file: a2242414zex-99_3.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g804385.jpg
    <DESCRIPTION>G804385.JPG
    <TEXT>
    Document 9 - file: g804385.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g922803.jpg
    <DESCRIPTION>G922803.JPG
    <TEXT>
    Document 10 - file: g922803.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g930123.jpg
    <DESCRIPTION>G930123.JPG
    <TEXT>
    Document 11 - file: g930123.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g303392kgi001.jpg
    <DESCRIPTION>G303392KGI001.JPG
    <TEXT>
    Document 12 - file: g303392kgi001.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g303392kki001.gif
    <DESCRIPTION>G303392KKI001.GIF
    <TEXT>
    Document 13 - file: g303392kki001.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g303392kmi001.gif
    <DESCRIPTION>G303392KMI001.GIF
    <TEXT>
    Document 14 - file: g303392kmi001.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g303392moi001.gif
    <DESCRIPTION>G303392MOI001.GIF
    <TEXT>
    Document 15 - file: g303392moi001.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g303392moi002.gif
    <DESCRIPTION>G303392MOI002.GIF
    <TEXT>
    Document 16 - file: g303392moi002.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g303392mq01i001.gif
    <DESCRIPTION>G303392MQ01I001.GIF
    <TEXT>
    Document 17 - file: g303392mq01i001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>g303392mq01i002.gif
    <DESCRIPTION>G303392MQ01I002.GIF
    <TEXT>
    Document 18 - file: g303392mq01i002.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>g303392mq03i001.gif
    <DESCRIPTION>G303392MQ03I001.GIF
    <TEXT>
    Document 19 - file: g303392mq03i001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>g303392mq03i002.gif
    <DESCRIPTION>G303392MQ03I002.GIF
    <TEXT>
    Document 20 - file: g303392mq03i002.gif

    </DOCUMENT>
    </SEC-DOCUMENT>