Two office suites are available for lease in downtown Portsmouth on the recently improved Islington Street. Suite 1E is 762± SF on the 1st floor and is comprised of 2 private offices, a conference room, a reception area, and shared restrooms. Suite 3 is 8,644± SF on the 3rd floor and is comprised of 5 private offices, 4 conference rooms, a reception, an open cubicle area, a secure data room, 4 restrooms, and a kitchen/breakroom. CAM expenses include water, sewer, heat, and air conditioning; electric usage is separately metered and paid by Tenant. Monument and directory signage is available. Located within walking distance to downtown and the West End, and just 1.5 miles from I-95 and Route 16.

Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated May 14, 2026 3:24 PM EDT

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501 Islington StreetPortsmouth, NH 03801MLS Number 5071944

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