    <SEC-DOCUMENT>0001104659-19-038850-index.html : 20190702
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    <ACCEPTANCE-DATETIME>20190702084607
    ACCESSION NUMBER:		0001104659-19-038850
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		14
    CONFORMED PERIOD OF REPORT:	20190701
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20190702
    DATE AS OF CHANGE:		20190702

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ACNB CORP
    		CENTRAL INDEX KEY:			0000715579
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				232233457
    		STATE OF INCORPORATION:			PA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35015
    		FILM NUMBER:		19935355

    	BUSINESS ADDRESS:
    		STREET 1:		16 LINCOLN SQUARE
    		STREET 2:		P O BOX 3129
    		CITY:			GETTYSBURG
    		STATE:			PA
    		ZIP:			17325
    		BUSINESS PHONE:		7173343161

    	MAIL ADDRESS:
    		STREET 1:		P O BOX 3129
    		STREET 2:		16 LINCOLN SQUARE
    		CITY:			GETTYSBURG
    		STATE:			PA
    		ZIP:			17325
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    <TEXT>
    Document 1 - file: a19-12381_18k.htm

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    <FILENAME>a19-12381_1ex99d1.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: a19-12381_1ex99d1.htm

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    <SEQUENCE>3
    <FILENAME>a19-12381_1ex99d2.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 3 - file: a19-12381_1ex99d2.htm

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    <FILENAME>g123811moi001.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g123811moi001.gif

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    Document 5 - file: g123811moi002.gif

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    Document 6 - file: g123811moi003.gif

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    <FILENAME>g123811moi004.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g123811moi004.gif

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    Document 8 - file: g123811moi005.gif

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    <TEXT>
    Document 9 - file: g123811moi006.gif

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g123811moi007.gif

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    <SEQUENCE>11
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    Document 11 - file: g123811moi008.gif

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g123811moi009.gif

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    <SEQUENCE>13
    <FILENAME>g123811moi010.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g123811moi010.gif

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    <SEQUENCE>14
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g123811mmi001.jpg

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