<SEC-DOCUMENT>0000932471-17-006099-index.html : 20171228
<SEC-HEADER>0000932471-17-006099.hdr.sgml : 20171228
<ACCEPTANCE-DATETIME>20171228134330
ACCESSION NUMBER:		0000932471-17-006099
CONFORMED SUBMISSION TYPE:	NSAR-B
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20171031
FILED AS OF DATE:		20171228
DATE AS OF CHANGE:		20171228
EFFECTIVENESS DATE:		20171228

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VANGUARD EXPLORER FUND
		CENTRAL INDEX KEY:			0000034066
		IRS NUMBER:				510106626
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		NSAR-B
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-01530
		FILM NUMBER:		171277969

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482
		BUSINESS PHONE:		6106691000

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VANGUARD EXPLORER FUND INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EXPLORER FUND INC
		DATE OF NAME CHANGE:	19900305
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000034066
<SERIES-ID>S000002578
<SERIES-NAME>VANGUARD EXPLORER FUND
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000007081
<CLASS-CONTRACT-NAME>Investor Shares
<CLASS-CONTRACT-TICKER-SYMBOL>VEXPX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000007082
<CLASS-CONTRACT-NAME>Admiral Shares
<CLASS-CONTRACT-TICKER-SYMBOL>VEXRX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-B
<SEQUENCE>1
<FILENAME>answer103117.fil
<DESCRIPTION>ANSWER FILE
<TEXT>
Document 1 - file: answer103117.fil

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77B ACCT LTTR
<SEQUENCE>2
<FILENAME>b77pwc103117.txt
<DESCRIPTION>AUDIT OPINION
<TEXT>
Document 2 - file: b77pwc103117.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>3
<FILENAME>q773explorer103117.txt
<DESCRIPTION>SUPPLEMENTAL
<TEXT>
Document 3 - file: q773explorer103117.txt

</DOCUMENT>
</SEC-DOCUMENT>