Office Space for Lease – Downtown Poughkeepsie. 55 Market Street, Suite 3B offers a second-floor professional office suite consisting of four private rooms and approximately 1,100 square feet of space. The suite features a skylight providing excellent natural light and access to the large conference room. Located in a bustling downtown Poughkeepsie area, this well-maintained building offers a welcoming entry- way giving clients a nice experience. All utilities are included, making this an ideal and convenient space for an attorney, insurance agency, or other professional business looking to establish or expand their presence downtown. Office Space is located on the 2nd floor walkup.