    <SEC-DOCUMENT>0001193125-24-090841-index.html : 20240409
    <SEC-HEADER>0001193125-24-090841.hdr.sgml : 20240409
    <ACCEPTANCE-DATETIME>20240409161957
    ACCESSION NUMBER:		0001193125-24-090841
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240409
    DATE AS OF CHANGE:		20240409
    EFFECTIVENESS DATE:		20240409

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ALEXANDERS INC
    		CENTRAL INDEX KEY:			0000003499
    		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
    		ORGANIZATION NAME:           	05 Real Estate & Construction
    		IRS NUMBER:				510100517
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-06064
    		FILM NUMBER:		24832968

    	BUSINESS ADDRESS:
    		STREET 1:		210 ROUTE 4 EAST
    		CITY:			PARAMUS
    		STATE:			NJ
    		ZIP:			07652
    		BUSINESS PHONE:		201-587-8541

    	MAIL ADDRESS:
    		STREET 1:		210 ROUTE 4 EAST
    		CITY:			PARAMUS
    		STATE:			NJ
    		ZIP:			07652
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>d641812dars.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: d641812dars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>