    <SEC-DOCUMENT>0001193125-20-096290-index.html : 20200403
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    <ACCEPTANCE-DATETIME>20200402174056
    ACCESSION NUMBER:		0001193125-20-096290
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		5
    FILED AS OF DATE:		20200403
    DATE AS OF CHANGE:		20200402
    EFFECTIVENESS DATE:		20200403

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BOSTON PROPERTIES INC
    		CENTRAL INDEX KEY:			0001037540
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		IRS NUMBER:				042473675
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13087
    		FILM NUMBER:		20770498

    	BUSINESS ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199
    		BUSINESS PHONE:		6172363300

    	MAIL ADDRESS:
    		STREET 1:		800 BOYLSTON STREET
    		STREET 2:		SUITE 1900
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02199
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>d829778ddefa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: d829778ddefa14a.htm

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    <SEQUENCE>2
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g829778na1.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g829778na2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g829778na2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g829778na3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g829778na3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g829778na4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g829778na4.jpg

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