<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001948352</cik>
        <entityName>NLCA DG Investment Grade Portfolio 1 DST</entityName>
        <issuerAddress>
            <street1>C/O NET LEASE CAPITAL ADVISORS LLC</street1>
            <street2>10 TARA BOULEVARD, SUITE 501</street2>
            <city>NASHUA</city>
            <stateOrCountry>NH</stateOrCountry>
            <stateOrCountryDescription>NEW HAMPSHIRE</stateOrCountryDescription>
            <zipCode>03062</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>801-419-9610</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Other</entityType>
        <entityTypeOtherDesc>Delaware Statutory Trust</entityTypeOtherDesc>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2021</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Douglas</firstName>
                <middleName>F.</middleName>
                <lastName>Blough</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Net Lease Capital Advisors LLC</street1>
                <street2>10 Tara Boulevard, Suite 501</street2>
                <city>Nashua</city>
                <stateOrCountry>NH</stateOrCountry>
                <stateOrCountryDescription>NEW HAMPSHIRE</stateOrCountryDescription>
                <zipCode>03062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Bruce</firstName>
                <middleName>S.</middleName>
                <lastName>MacDonald</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Net Lease Capital Advisors LLC</street1>
                <street2>10 Tara Boulevard, Suite 501</street2>
                <city>Nashua</city>
                <stateOrCountry>NH</stateOrCountry>
                <stateOrCountryDescription>NEW HAMPSHIRE</stateOrCountryDescription>
                <zipCode>03062</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Real Estate</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Not Applicable</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06c</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0000932440-24-000011</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2022-11-02</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isOtherType>true</isOtherType>
            <descriptionOfOtherType>Beneficial interests in a Delaware statutory trust</descriptionOfOtherType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>100000</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>FNEX Capital, LLC</recipientName>
                <recipientCRDNumber>166316</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>ONE INDIANA SQUARE</street1>
                    <street2>SUITE 2252</street2>
                    <city>INDIANAPOLIS</city>
                    <stateOrCountry>IN</stateOrCountry>
                    <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                    <zipCode>46204</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>NY</state>
                    <description>NEW YORK</description>
                    <state>OR</state>
                    <description>OREGON</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Aurora Securities</recipientName>
                <recipientCRDNumber>46147</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>2565 WEST MAPLE</street1>
                    <city>TROY</city>
                    <stateOrCountry>MI</stateOrCountry>
                    <stateOrCountryDescription>MICHIGAN</stateOrCountryDescription>
                    <zipCode>48084</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>MI</state>
                    <description>MICHIGAN</description>
                    <state>MO</state>
                    <description>MISSOURI</description>
                    <state>NC</state>
                    <description>NORTH CAROLINA</description>
                    <state>ND</state>
                    <description>NORTH DAKOTA</description>
                    <state>OR</state>
                    <description>OREGON</description>
                    <state>UT</state>
                    <description>UTAH</description>
                    <state>WA</state>
                    <description>WASHINGTON</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Berthel, Fisher &amp; Company Financial Services, Inc.</recipientName>
                <recipientCRDNumber>13609</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>4201 42ND STREET NE</street1>
                    <street2>SUITE 100</street2>
                    <city>CEDAR RAPIDS</city>
                    <stateOrCountry>IA</stateOrCountry>
                    <stateOrCountryDescription>IOWA</stateOrCountryDescription>
                    <zipCode>52402</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>GA</state>
                    <description>GEORGIA</description>
                    <state>IL</state>
                    <description>ILLINOIS</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>IBN Financial Services, Inc.</recipientName>
                <recipientCRDNumber>42360</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>404 OLD LIVERPOOL ROAD</street1>
                    <city>LIVERPOOL</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>13088</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>NJ</state>
                    <description>NEW JERSEY</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Infinity Financial Services</recipientName>
                <recipientCRDNumber>144302</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>212 9TH STREET</street1>
                    <street2>SUITE 202</street2>
                    <city>OAKLAND</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>64507</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Newbridge Securities Corporation</recipientName>
                <recipientCRDNumber>104065</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>1200 NORTH FEDERAL HIGHWAY</street1>
                    <street2>SUITE 400</street2>
                    <city>BOCA RATON</city>
                    <stateOrCountry>FL</stateOrCountry>
                    <stateOrCountryDescription>FLORIDA</stateOrCountryDescription>
                    <zipCode>33432</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>FL</state>
                    <description>FLORIDA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>ClearFP Securities, LLC</recipientName>
                <recipientCRDNumber>312370</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>15573 BANGY ROAD</street1>
                    <street2>SUITE 270</street2>
                    <city>LAKE OSWEGO</city>
                    <stateOrCountry>OR</stateOrCountry>
                    <stateOrCountryDescription>OREGON</stateOrCountryDescription>
                    <zipCode>97035</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>OR</state>
                    <description>OREGON</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Colorado Financial Service Corporation</recipientName>
                <recipientCRDNumber>104343</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>188 INVERNESS DRIVE WEST</street1>
                    <street2>SUITE 100</street2>
                    <city>CENTENNIAL</city>
                    <stateOrCountry>CO</stateOrCountry>
                    <stateOrCountryDescription>COLORADO</stateOrCountryDescription>
                    <zipCode>80112</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>OK</state>
                    <description>OKLAHOMA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Emerson Equity LLC</recipientName>
                <recipientCRDNumber>130032</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>155 BOVET ROAD</street1>
                    <street2>SUITE 725</street2>
                    <city>SAN MATEO</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>94402</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>GA</state>
                    <description>GEORGIA</description>
                    <state>NY</state>
                    <description>NEW YORK</description>
                    <state>PA</state>
                    <description>PENNSYLVANIA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>WealthForge Securities</recipientName>
                <recipientCRDNumber>152550</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>3015 W. MOORE STREET</street1>
                    <street2>SUITE 102</street2>
                    <city>RICHMOND</city>
                    <stateOrCountry>VA</stateOrCountry>
                    <stateOrCountryDescription>VIRGINIA</stateOrCountryDescription>
                    <zipCode>23230</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>KS</state>
                    <description>KANSAS</description>
                    <state>MS</state>
                    <description>MISSISSIPPI</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Realized Financial, Inc.</recipientName>
                <recipientCRDNumber>22333</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>400 W. 15TH STREET</street1>
                    <street2>SUITE 700</street2>
                    <city>AUSTIN</city>
                    <stateOrCountry>TX</stateOrCountry>
                    <stateOrCountryDescription>TEXAS</stateOrCountryDescription>
                    <zipCode>78701</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>PA</state>
                    <description>PENNSYLVANIA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Capulent LLC</recipientName>
                <recipientCRDNumber>155155</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>2603 MAIN STREET</street1>
                    <street2>SUITE 1050</street2>
                    <city>IRVINE</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>92614</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>AL</state>
                    <description>ALABAMA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Saxony Securities, Inc.</recipientName>
                <recipientCRDNumber>115547</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>11152 S. TOWNE SQUARE</street1>
                    <city>ST. LOUIS</city>
                    <stateOrCountry>MO</stateOrCountry>
                    <stateOrCountryDescription>MISSOURI</stateOrCountryDescription>
                    <zipCode>63123</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>AZ</state>
                    <description>ARIZONA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Cabin Securities, Inc.</recipientName>
                <recipientCRDNumber>137608</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>6240 W. 135TH STREET</street1>
                    <street2>SUITE 214</street2>
                    <city>OVERLAND PARK</city>
                    <stateOrCountry>KS</stateOrCountry>
                    <stateOrCountryDescription>KANSAS</stateOrCountryDescription>
                    <zipCode>66223</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Arkadios Capital</recipientName>
                <recipientCRDNumber>282710</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>309 EAST PACES FERRY ROAD</street1>
                    <street2>SUITE 1000</street2>
                    <city>ATLANTA</city>
                    <stateOrCountry>GA</stateOrCountry>
                    <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                    <zipCode>30305</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>MI</state>
                    <description>MICHIGAN</description>
                    <state>OR</state>
                    <description>OREGON</description>
                    <state>VA</state>
                    <description>VIRGINIA</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Money Concepts Capital Corp.</recipientName>
                <recipientCRDNumber>12963</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>11440 NORTH JOG ROAD</street1>
                    <city>PALM BEACH GARDENS</city>
                    <stateOrCountry>FL</stateOrCountry>
                    <stateOrCountryDescription>FLORIDA</stateOrCountryDescription>
                    <zipCode>33418</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>KS</state>
                    <description>KANSAS</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>36042762</totalOfferingAmount>
            <totalAmountSold>28000162</totalAmountSold>
            <totalRemaining>8042600</totalRemaining>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>79</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>1713310</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse>No sales commissions are paid to Clearview Trading Advisors, Inc., however they will receive a placement fee of 0.10% of the aggregate purchase price of the Interests, and a $5,000 monthly advisory fee.</clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>NLCA DG Investment Grade Portfolio 1 DST</issuerName>
                <signatureName>/s/ Douglas F. Blough</signatureName>
                <nameOfSigner>Douglas F. Blough</nameOfSigner>
                <signatureTitle>Manager</signatureTitle>
                <signatureDate>2025-07-18</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
