Office Space for Lease – Downtown Poughkeepsie. Suite 1B at 55 Market Street offers a bright, newly renovated 3–4 room office suite featuring a skylight and fresh paint throughout. This 912 square foot space is well-suited for an attorney, insurance agency, or other professional use. Located in the heart of bustling downtown Poughkeepsie, the property provides excellent visibility and convenient access to local businesses, services, and transportation. Establish your business in a vibrant, professional setting. Other flex space available. All utilities included.