<SEC-DOCUMENT>0000846800-19-000010-index.html : 20190503
<SEC-HEADER>0000846800-19-000010.hdr.sgml : 20190503
<ACCEPTANCE-DATETIME>20190503134711
ACCESSION NUMBER:		0000846800-19-000010
CONFORMED SUBMISSION TYPE:	485BPOS
PUBLIC DOCUMENT COUNT:		16
FILED AS OF DATE:		20190503
DATE AS OF CHANGE:		20190503
EFFECTIVENESS DATE:		20190503

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DREYFUS STOCK INDEX FUND, INC.
		CENTRAL INDEX KEY:			0000846800
		IRS NUMBER:				133537664
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-27172
		FILM NUMBER:		19795371

	BUSINESS ADDRESS:	
		STREET 1:		THE DREYFUS CORPORATION
		STREET 2:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		2129226400

	MAIL ADDRESS:	
		STREET 1:		C/O DREYFUS CORP
		STREET 2:		200 PARK AVENUE, 7TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS STOCK INDEX FUND INC
		DATE OF NAME CHANGE:	20020514

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS LIFE & ANNUITY INDEX FUND INC
		DATE OF NAME CHANGE:	19920703

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DREYFUS STOCK INDEX FUND, INC.
		CENTRAL INDEX KEY:			0000846800
		IRS NUMBER:				133537664
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05719
		FILM NUMBER:		19795370

	BUSINESS ADDRESS:	
		STREET 1:		THE DREYFUS CORPORATION
		STREET 2:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		2129226400

	MAIL ADDRESS:	
		STREET 1:		C/O DREYFUS CORP
		STREET 2:		200 PARK AVENUE, 7TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS STOCK INDEX FUND INC
		DATE OF NAME CHANGE:	20020514

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS LIFE & ANNUITY INDEX FUND INC
		DATE OF NAME CHANGE:	19920703
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<OWNER-CIK>0000846800
<SERIES-ID>S000001911
<SERIES-NAME>Dreyfus Stock Index Fund, Inc.
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000005028
<CLASS-CONTRACT-NAME>Dreyfus Stock Index Fund, Inc. - Initial Shares
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<DOCUMENT>
<TYPE>485BPOS
<SEQUENCE>1
<FILENAME>lp1-763.htm
<DESCRIPTION>POST-EFFECTIVE AMENDMENT NO. 46
<TEXT>
Document 1 - file: lp1-763.htm

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<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
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<DESCRIPTION>TAXONOMY
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Document 4 - file: ck0000846800-20190409.xml

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<TYPE>EX-101.CAL
<SEQUENCE>5
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<TEXT>
Document 5 - file: ck0000846800-20190409_cal.xml

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<TYPE>EX-101.PRE
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<TYPE>EX-101.LAB
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<TEXT>
Document 8 - file: ck0000846800-20190409_lab.xml

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<FILENAME>R1.htm
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<TEXT>
Document 9 - file: R1.htm

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<TYPE>GRAPHIC
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<TEXT>
Document 10 - file: BarChart1.png

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Document 11 - file: R2.htm

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Document 12 - file: R8.htm

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<TEXT>
Document 13 - file: R9.htm

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Document 14 - file: Show.js

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<SEQUENCE>15
<FILENAME>report.css
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<TEXT>
Document 15 - file: report.css

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<SEQUENCE>16
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<TEXT>
Document 16 - file: FilingSummary.html

Document 16 - RAW XML: FilingSummary.xml

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<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>18
<FILENAME>0000846800-19-000010-xbrl.zip
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<TEXT>
Document 18 - file: 0000846800-19-000010-xbrl.zip

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