    <SEC-DOCUMENT>0001193125-23-147128-index.html : 20230517
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    <ACCEPTANCE-DATETIME>20230517170808
    ACCESSION NUMBER:		0001193125-23-147128
    CONFORMED SUBMISSION TYPE:	S-3ASR
    PUBLIC DOCUMENT COUNT:		15
    FILED AS OF DATE:		20230517
    DATE AS OF CHANGE:		20230517
    EFFECTIVENESS DATE:		20230517

    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:		S-3ASR
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-272018
    		FILM NUMBER:		23932750

    	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
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    <DOCUMENT>
    <TYPE>S-3ASR
    <SEQUENCE>1
    <FILENAME>d511919ds3asr.htm
    <DESCRIPTION>S-3ASR
    <TEXT>
    Document 1 - file: d511919ds3asr.htm

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    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>d511919dex51.htm
    <DESCRIPTION>EX-5.1
    <TEXT>
    Document 2 - file: d511919dex51.htm

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    <DOCUMENT>
    <TYPE>EX-8.1
    <SEQUENCE>3
    <FILENAME>d511919dex81.htm
    <DESCRIPTION>EX-8.1
    <TEXT>
    Document 3 - file: d511919dex81.htm

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    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>4
    <FILENAME>d511919dex231.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 4 - file: d511919dex231.htm

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    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>5
    <FILENAME>d511919dex991.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 5 - file: d511919dex991.htm

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    <SEQUENCE>6
    <FILENAME>d511919dex992.htm
    <DESCRIPTION>EX-99.2
    <TEXT>
    Document 6 - file: d511919dex992.htm

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    <TYPE>EX-99.3
    <SEQUENCE>7
    <FILENAME>d511919dex993.htm
    <DESCRIPTION>EX-99.3
    <TEXT>
    Document 7 - file: d511919dex993.htm

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    <TYPE>EX-FILING FEES
    <SEQUENCE>8
    <FILENAME>d511919dexfilingfees.htm
    <DESCRIPTION>EX-FILING FEES
    <TEXT>
    Document 8 - file: d511919dexfilingfees.htm

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    <DESCRIPTION>GRAPHIC
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    Document 9 - file: g511919dsp048.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 10 - file: g511919dsp049.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 11 - file: g511919dsp050.jpg

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    <SEQUENCE>12
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g511919dsp051.jpg

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    <SEQUENCE>13
    <FILENAME>g511919dsp052.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g511919dsp052.jpg

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    <SEQUENCE>14
    <FILENAME>g511919dsp053.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g511919dsp053.jpg

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    <SEQUENCE>15
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    <TEXT>
    Document 15 - file: g511919g00a03.jpg

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