<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001187923</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000712770</issuerCik>
      <issuerName>ONE LIBERTY PROPERTIES INC</issuerName>
      <secFileNumber>001-09279</secFileNumber>
      <issuerAddress>
        <com:street1>60 CUTTER MILL RD</com:street1>
        <com:city>GREAT NECK</com:city>
        <com:stateOrCountry>NY</com:stateOrCountry>
        <com:zipCode>11021</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>5164663100</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>RICKETTS LAWRENCE</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corp.</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>32700</noOfUnitsSold>
      <aggregateMarketValue>846930.00</aggregateMarketValue>
      <noOfUnitsOutstanding>21594327</noOfUnitsOutstanding>
      <approxSaleDate>06/10/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>01/09/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Vesting</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>32700</amountOfSecuritiesAcquired>
      <paymentDate>01/09/2024</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Lawrence George Ricketts Jr.</name>
        <address>
          <com:street1>60 Cutter Mill Road</com:street1>
          <com:city>Great Neck</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>11021</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>03/17/2025</saleDate>
      <amountOfSecuritiesSold>1800</amountOfSecuritiesSold>
      <grossProceeds>47873.37</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Lawrence George Ricketts Jr.</name>
        <address>
          <com:street1>60 Cutter Mill Road</com:street1>
          <com:city>Great Neck</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>11021</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>03/18/2025</saleDate>
      <amountOfSecuritiesSold>600</amountOfSecuritiesSold>
      <grossProceeds>15779.75</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>The 32700 shares to be sold were obtained between 1/17/23 and 1/9/24</remarks>
    <noticeSignature>
      <noticeDate>06/10/2025</noticeDate>
      <signature>LAWRENCE GEORGE RICKETTS JR</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
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144
0001187923
XXXXXXXX
LIVE
0000712770
ONE LIBERTY PROPERTIES INC
001-09279
60 CUTTER MILL RD
GREAT NECK
NY
11021
5164663100
RICKETTS LAWRENCE
Officer
Common
Charles Schwab Corp.
3000 Schwab Way
Westake
TX
76262
32700
846930.00
21594327
06/10/2025
NYSE
Common
01/09/2024
Stock Vesting
Issuer
N
32700
01/09/2024
N/A
N
Lawrence George Ricketts Jr.
60 Cutter Mill Road
Great Neck
NY
11021
Common
03/17/2025
1800
47873.37
Lawrence George Ricketts Jr.
60 Cutter Mill Road
Great Neck
NY
11021
Common
03/18/2025
600
15779.75
The 32700 shares to be sold were obtained between 1/17/23 and 1/9/24
06/10/2025
LAWRENCE GEORGE RICKETTS JR