<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
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    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001659994</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001133421</issuerCik>
      <issuerName>NORTHROP GRUMMAN CORP /DE/</issuerName>
      <secFileNumber>001-16411</secFileNumber>
      <issuerAddress>
        <com:street1>2980 FAIRVIEW PARK DRIVE</com:street1>
        <com:street2>C/O NORTHROP GRUMMAN CORP</com:street2>
        <com:city>FALLS CHURCH</com:city>
        <com:stateOrCountry>VA</com:stateOrCountry>
        <com:zipCode>22042</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>703-280-2900</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Keffer David F</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Wells Fargo Clearing Services</name>
        <address>
          <com:street1>1 North Jefferson Avenue</com:street1>
          <com:city>St. Louis</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>63103</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>10890</noOfUnitsSold>
      <aggregateMarketValue>4972861.90</aggregateMarketValue>
      <noOfUnitsOutstanding>144755659</noOfUnitsOutstanding>
      <approxSaleDate>02/28/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>02/13/2023</acquiredDate>
      <natureOfAcquisitionTransaction>RSR/RSPR awards</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>10890</amountOfSecuritiesAcquired>
      <paymentDate>02/13/2023</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>shares sold were acquired between 02/13/2023 through 02/18/2025.</remarks>
    <noticeSignature>
      <noticeDate>02/28/2025</noticeDate>
      <signature>David Keffer</signature>
    </noticeSignature>
  </formData>
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144
0001659994
XXXXXXXX
LIVE
0001133421
NORTHROP GRUMMAN CORP /DE/
001-16411
2980 FAIRVIEW PARK DRIVE
C/O NORTHROP GRUMMAN CORP
FALLS CHURCH
VA
22042
703-280-2900
Keffer David F
Officer
common
Wells Fargo Clearing Services
1 North Jefferson Avenue
St. Louis
MO
63103
10890
4972861.90
144755659
02/28/2025
NYSE
common
02/13/2023
RSR/RSPR awards
Issuer
N
10890
02/13/2023
N/A
Y
shares sold were acquired between 02/13/2023 through 02/18/2025.
02/28/2025
David Keffer