Over 25500 members!! Leases is an extensive subject that covers a variety of topics, including vacancy leases, renewal leases, security deposits, roommates, subletting, and more.Homes For Sale By Owner In Nassau County, NY. 143 Results Available. 120 Houses 1 Townhouse Browse Nassau County, NY real estate. A real estate page for buyers, sellers and anyone interested in the real estate market in Nassau or a Suffolk County, Long Island New York. See pricing and listing details of Nassau real estate for sale. Schacker Realty offers Long Island commercial real estate including warehouse space, and office, lab and industrial properties for sale or lease in Nassau 135 Co-Ops For Sale in Nassau County, NY. Browse photos, see new properties, get open house info, and research neighborhoods on Trulia. In a sublet, the new renter makes rent payments to the property owner.