One Gateway Center, 300 Washington St., Middlesex Pictures Google Map One Gateway Center, 300 Washington St., Middlesex, Office Direct, Floor 62,200 Sqft - 300 Washington St., Middlesex, New Jersey Property Description One Gateway Center, 300 Washington St., Middlesex, Office Direct, Floor 6, Office Space for lease/rent 2200 SF Space Details Property Type : OfficeListing Type : For RentSpase Size : 2,200 SqftSuite Number : 6601Type of Space : Office SpaceFloor Number : 6 Rent Details Rent Period : Per MonthBase Rent : CallPrice Rent : Negotiable Lease Information Type : Office DirectAvailable : Immediately Building Market : MiddlesexBuilding Name : One Gateway CenterYear Built : 1970Bulding Size : 185,000 SqftFloor Number : 9 Address Map Country : USState : NJCity : MiddlesexStreet : 300 Washington St.Longitude : W75° 43' 36.7'' Latitude : N40° 30' 57'' Office For Rent Spase Size : 2,200 Sqft Rent Period : Per Month Negotiable Share on Facebook Share on Twitter Share on Pinterest