Please provide a location to search for

43 Office Spaces for Rent in Portsmouth, NH

  • 145 Maplewood Avenue - Portsmouth
    145 Maplewood Avenue, North Mill Pond, Portsmouth, NH
    For Lease
    • $37/SF/YR
    Property
    • Office
    Availability
    • 3 Spaces
    • 19,621 SF
    Year Built
    • 2021
    View Details
  • 15 Rye Street - Portsmouth
    15 Rye Street, Sherburne, Portsmouth, NH
    For Lease
    • $16/SF/YR
    Property
    • Office
    • 56,360 SF
    Availability
    • 1 Space
    • 9,134 SF
    Year Built
    • 2001
    View Details
  • 100 International Drive - Portsmouth
    100 International Drive, Sherburne, Portsmouth, NH
    For Lease
    • $17.5/SF/YR
    Property
    • Office
    • 112,678 SF
    Availability
    • 3 Spaces
    • 13,706 SF
    Year Built
    • 2005
    View Details
  • 25 New Hampshire Avenue - Portsmouth
    25 New Hampshire Avenue, Sherburne, Portsmouth, NH
    For Lease
    • $18.5/SF/YR
    Property
    • Office
    • 36,881 SF
    Availability
    • 1 Space
    • 3,407 SF
    Year Built
    • 2014
    View Details
  • 1 Greenleaf Woods Drive - Portsmouth
    1 Greenleaf Woods Drive, Elwyn Park, Portsmouth, NH
    For Lease
    • $17 - $27,000/SF/YR
    Property
    • Office
    • 720 SF
    Availability
    • 2 Spaces
    • 721 SF
    Year Built
    • 1987
    View Details
  • 1 Cate Street, Unit 4B - Portsmouth
    1 Cate Street, Unit 4B, North Mill Pond, Portsmouth, NH
    For Lease
    • $18.5/SF/YR
    Property
    • Office
    • 27,700 SF
    Availability
    • 1 Space
    • 3,195 SF
    Year Built
    • 1987
    View Details
  • 100 Market Street - Portsmouth
    100 Market Street, North Mill Pond, Portsmouth, NH
    For Lease
    • $29/SF/YR
    Property
    • Office
    • 57,455 SF
    Availability
    • 1 Space
    • 12,315 SF
    Year Built
    • 1999
    View Details
  • Pease International Tradeport - Portsmouth
    85 New Hampshire Ave, Sherburne, Portsmouth, NH
    For Lease
    • Contact for pricing
    Property
    • Office
    • 28,091 SF
    Availability
    • 1 Space
    • 6,238 SF
    Year Built
    • 2017
    View Details
  • Portsmouth - Portsmouth
    Coworking

    Portsmouth

    Regus
    170 Commerce Way Suite 200, Portsmouth, NH
    Services
    • Virtual Office
    • Open Workspace
    • Event Space
    • Meeting Room
    • Private Office
    Amenities
    View Details
  • 77 Hanover Street - Portsmouth
    77 Hanover Street, North Mill Pond, Portsmouth, NH
    For Lease
    • $29/SF/YR
    Property
    • Office
    • 43,045 SF
    Availability
    • 1 Space
    • 1,221 SF
    Year Built
    • 2005
    View Details
  • Upgrade your lease management practices
    Simplify your accounting operations and seamlessly track, manage and collaborate on your lease portfolio from anywhere.
    Learn more
  • West End Yards - Portsmouth
    400 US - 1 BYP, North Mill Pond, Portsmouth, NH
    For Lease
    • $20 - $28/SF/YR
    Property
    • Office
    • 44,000 SF
    Availability
    • 2 Spaces
    • 13,414 SF
    Year Built
    • 2021
    View Details
  • 2 International Drive - Portsmouth
    2 International Drive, Sherburne, Portsmouth, NH
    For Lease
    • Contact for pricing
    Property
    • Office
    • 88,467 SF
    Availability
    • 2 Spaces
    • 9,793 SF
    Year Built
    • 1998
    View Details
  • Kearsarge House - Portsmouth
    104 Congress Street, Haymarket Square, Portsmouth, NH
    For Lease
    • $21.07/SF/YR
    Property
    • Office
    Availability
    • 2 Spaces
    • 1,775 SF
    Year Built
    • 1820
    View Details
  • 170 & 190 Commerce Way - Portsmouth
    170 Commerce Way, Wentworth Acres, Portsmouth, NH
    For Lease
    • Contact for pricing
    Property
    • Office
    • 46,221 SF
    Availability
    • 1 Space
    • 1,900 SF
    Year Built
    • 1985
    View Details
  • LocalWorks Portsmouth - Portsmouth
    Coworking

    LocalWorks Portsmouth

    Local Works
    20 Ladd Street, Portsmouth, NH
    Services
    • Private Office
    Amenities
    View Details
  • Modern Class A Office Space - Portsmouth
    300 Constitution Avenue, Hillcrest, Portsmouth, NH
    For Lease
    • $15 - $17/SF/YR
    Property
    • Office
    Availability
    • 3 Spaces
    • 27,717 SF
    Year Built
    • 2013
    View Details
  • 19-25 Market Street - Portsmouth
    19-25 Market Street, North Mill Pond, Portsmouth, NH
    For Lease
    • $775 - $1,475/MO
    Property
    • Office
    • 10,643 SF
    Availability
    • 2 Spaces
    • 944 SF
    Year Built
    • 1805
    View Details
  • 8 Greenleaf Woods Drive (Office Space) - Portsmouth
    8 Greenleaf Woods Drive (Office Space), Elwyn Park, Portsmouth, NH
    For Lease
    • $19/SF/YR
    Property
    • Office
    • 33,179 SF
    Availability
    • 1 Space
    • 5,278 SF
    View Details
  • 10 Pleasant Street, Suite 300 - Portsmouth
    10 Pleasant Street, Suite 300, Haymarket Square, Portsmouth, NH
    For Lease
    • $30/SF/YR
    Property
    • Office
    • 16,571 SF
    Availability
    • 1 Space
    • 3,594 SF
    Year Built
    • 1998
    View Details
  • Office Space at Pease - Portsmouth
    273 Corporate Drive, Sherburne, Portsmouth, NH
    For Lease
    • $15/SF/YR
    Property
    • Office
    Availability
    • 1 Space
    • 7,000 SF
    Year Built
    • 2002
    View Details
  • 1950 Lafayette Road - Portsmouth
    1950 Lafayette Road, Elwyn Park, Portsmouth, NH
    For Lease
    • $16.5/SF/YR
    Property
    • Office
    • 7,760 SF
    Availability
    • 1 Space
    • 7,760 SF
    Year Built
    • 2006
    View Details
  • 1950 Lafayette Road - Portsmouth
    1950 Lafayette Road, Elwyn Park, Portsmouth, NH
    For Lease
    • $623 - $1,081/MO
    Property
    • Office
    • 8,800 SF
    Availability
    • 4 Spaces
    • 745 SF
    Year Built
    • 2006
    View Details
  • 29 Maplewood Avenue - Portsmouth
    29 Maplewood Avenue, North Mill Pond, Portsmouth, NH
    For Lease
    • $32/SF/YR
    Property
    • Office
    • 4,775 SF
    Availability
    • 1 Space
    • 4,577 SF
    View Details
  • 210 Commerce Way, Suite 340 - Portsmouth
    210 Commerce Way, Suite 340, Wentworth Acres, Portsmouth, NH
    For Lease
    • $14.5/SF/YR
    Property
    • Office
    • 50,400 SF
    Availability
    • 1 Space
    • 6,630 SF
    Year Built
    • 1989
    View Details
  • 145 Maplewood Drive - Portsmouth
    145 Maplewood Drive, North Mill Pond, Portsmouth, NH
    For Lease
    • $27/SF/YR
    Property
    • Office
    • 91,431 SF
    Availability
    • 1 Space
    • 14,933 SF
    Year Built
    • 2020
    View Details
  • 501 Islington Street - Portsmouth
    501 Islington Street, North Mill Pond, Portsmouth, NH
    For Lease
    • $17/SF/YR
    Property
    • Office
    • 3,600 SF
    Availability
    • 1 Space
    • 3,600 SF
    View Details

Portsmouth, NH Office Space Listings

There are currently 63 office listings available in Portsmouth, NH. These listings include 43 office spaces that encompass a total of 220,172 square feet. Available office spaces in Portsmouth, NH range in size from 1 square feet to 19,451 square feet. A total of 33 off-market office properties located in Portsmouth, NH are also available for research.

Look For Office Space Near Me

Are you still looking for the office space near you that’s perfect for your business? Browse through all available CommercialCafe listings in your area to find the right fit — the space that meets your requirements, right now and for the future. Easily compare sizes, prices, amenities and locations of office spaces for rent near me. Expand your search beyond your neighborhood and ZIP code and search our listings in any city or state to find the best fit for your needs, wherever you are in the U.S. The perfect office space for rent near Portsmouth, NH is only one search away.

Portsmouth, NH Office Inventory Breakdown

Office Spaces

Total: 2,885,768 SF

Data provided by Yardi Matrix, properties over 50k SF, includes office with retail
By square footage range:
50k to 100k SqFt 1,363,913 SqFt 47.26% of total office
100k to 500k SqFt 1,521,855 SqFt 52.74% of total office
By class:
Class A 743,944 SqFt 25.78% of total office
Class B 1,915,492 SqFt 66.38% of total office
Class C 51,332 SqFt 1.78% of total office


Class A office space makes up a 25.78% share of Portsmouth, NH office inventory, while Class B office assets represent roughly 66.38%.

Frequently Asked Questions

How much does office space cost in Portsmouth, NH?

The average office rental rate in Portsmouth, NH is $33.06 per square foot. Asking prices vary based on the property’s location, overall rating, amenities, proximity to restaurants, cafes and entertainment venues, as well as public transport, airports and highways. Check Portsmouth Office Market Trends for more stats.

What is the size of available office spaces in Portsmouth, NH?

The Portsmouth, NH office market can accommodate various businesses, sporting a range of office space availabilities. The average size of office space availabilities is 9,726 square feet. If you’re just starting out as a company or as an entrepreneur, the smallest available office space in Portsmouth, NH is 1 square feet, while the maximum rentable space on the market now is 19,451 square feet.

How do I get office space in Portsmouth, NH?

Start your search for office space in Portsmouth, NH by using our filters that allow you to find the best space for your business needs. Filter listings by location, property size, available space or lease rate. Property pages will offer details about an office building’s rating, year built, availabilities, price per square foot and more. After drawing up a shortlist, make sure you contact the listed broker(s) to schedule a viewing and begin the negotiation process for your lease contract.

How many office listings are available in Portsmouth, NH?

There are 63 office listings on the Portsmouth, NH market. See all available office spaces for rent.

Where to rent an office space in Portsmouth, NH?

Popular Portsmouth neighbourhoods with available office spaces include Sherburne, North Mill Pond and Wentworth Acres.

What other property types are available for lease in Portsmouth, NH?

In addition to traditional office spaces, commercial real estate listings on our platform also include coworking & shared office space options, retail spaces, industrial buildings, warehouses, distribution facilities, and more.