-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NNDdZpx8bDwqPerg8SaJjCYyeIIwM/bcQaF73W3HFqME+8VZqGjFqOQAf7KogdSA
 Sr7o/AAX96JH36cZfZXrdQ==

<SEC-DOCUMENT>9999999995-11-000142.txt : 20110113
<SEC-HEADER>9999999995-11-000142.hdr.sgml : 20110113
<ACCEPTANCE-DATETIME>20110113001514
ACCESSION NUMBER:		9999999995-11-000142
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20110112
DATE AS OF CHANGE:		20110113
EFFECTIVENESS DATE:		20110112

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			American Assets Trust, Inc.
		CENTRAL INDEX KEY:			0001500217
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-169326
		FILM NUMBER:		11526447

	BUSINESS ADDRESS:	
		STREET 1:		11455 EL CAMINO REAL
		STREET 2:		SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
		BUSINESS PHONE:		(858) 350-2600

	MAIL ADDRESS:	
		STREET 1:		11455 EL CAMINO REAL
		STREET 2:		SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2011-01-12</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>16:00:00</finalEffectivenessDispTime>
        <form>S-11</form>
        <filer>
            <cik>0001500217</cik>
            <entityName>American Assets Trust, Inc.</entityName>
            <fileNumber>333-169326</fileNumber>
        </filer>
    </effectiveData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----