-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 LrbvHt8w9yM3+oJUKzAIKVny45XJObxsEskl4devluiZK00BmCBwBKwl33zifUbi
 ZzLml8g+tWe2fztSDIHg/g==

<SEC-DOCUMENT>0001367564-09-000020.txt : 20091001
<SEC-HEADER>0001367564-09-000020.hdr.sgml : 20091001
<ACCEPTANCE-DATETIME>20091001145343
ACCESSION NUMBER:		0001367564-09-000020
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090929
FILED AS OF DATE:		20091001
DATE AS OF CHANGE:		20091001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Richter David L
		CENTRAL INDEX KEY:			0001367851

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33961
		FILM NUMBER:		091098355

	MAIL ADDRESS:	
		STREET 1:		C/O HILL INTERNATIONAL, INC.
		STREET 2:		303 LIPPINCOTT CENTRE
		CITY:			MARLTON
		STATE:			NJ
		ZIP:			08053

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Hill International, Inc.
		CENTRAL INDEX KEY:			0001287808
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ENGINEERING SERVICES [8711]
		IRS NUMBER:				200953973
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		303 LIPPINCOTT CENTRE
		CITY:			MARLTON
		STATE:			NJ
		ZIP:			08053
		BUSINESS PHONE:		(856) 810-6200

	MAIL ADDRESS:	
		STREET 1:		303 LIPPINCOTT CENTRE
		CITY:			MARLTON
		STATE:			NJ
		ZIP:			08053

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARPEGGIO ACQUISITION CORP
		DATE OF NAME CHANGE:	20040420
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-09-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001287808</issuerCik>
        <issuerName>Hill International, Inc.</issuerName>
        <issuerTradingSymbol>HIL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001367851</rptOwnerCik>
            <rptOwnerName>Richter David L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O HILL INTERNATIONAL, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>303 LIPPINCOTT CENTRE</rptOwnerStreet2>
            <rptOwnerCity>MARLTON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08053</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and COO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-09-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>46300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.42</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4080652</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-09-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>200300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.12</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3880352</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Does not include 200,000 shares issuable pursuant to an option granted to the reporting person under the Issuer's 2006 Stock Option Plan, and includes 28,287 shares held in the Issuer's 401(k) Plan for the benefit of the reporting person.  Also includes 10,000 shares which vested on February 28, 2009 pursuant to an original grant of 50,000 shares made under the Issuer's 2007 Restricted Stock Plan providing for vesting at the rate of 10,000 shares per year.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David L. Richter</signatureName>
        <signatureDate>2009-10-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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