Vacant Lot or Land for sale by owner in Centerport, NY 11721. Property for sale. 1.5 acres on East Main Street in Centerport. The perfect location for the professional who wants his/her office at home. Just minutes from downtown Huntington, on East Main Street in Centerport. This property offers both wooded seclusion for the home owner, and convenient access for the professional who has a business to maintain. Take a look, and you will agree.... See site for full property details.