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    Portsmouth, NH
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    Portsmouth, NH Office Units for Lease

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    69 properties
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    Highly Visible Retail/Office Space
    Updated: May 12
    Highly Visible Retail/Office Space

    21 Daniel Street, Portsmouth, NH 03801

    Contact for pricing
    Highly visible retail or office space just off Market Square
    1,714 SF on the first floor plus 528 SF in the basement
    Built in 1800
    Water source: public
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    Second-Floor Office Suite
    Updated: May 12
    Second-Floor Office Suite

    26 Market Square, Portsmouth, NH 03801

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    Second‑floor office space overlooking Market Square
    Water source: public
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    Two-Story Office Building
    Two-Story Office Building

    500 Maplewood Ave, Portsmouth, NH 03801

    $10/Mo
    8,202 sqft

    Two-floor office layout with multiple private offices and an unfinished second level for expansion or storage.

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    Portsmouth Office Space For Lease
    Portsmouth Office Space For Lease

    500 Maplewood Ave Unit A, Portsmouth, NH 03801

    $10 SF/Yr
    3,921 sqft

    Versatile office space in Portsmouth, accessible from city or bypass.

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    Shared Office Suite with Waiting Area
    Shared Office Suite with Waiting Area

    1 Greenleaf Woods Drive, Portsmouth, NH 03801

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    Three-room shared office suite with kitchenette and a dedicated waiting area, well suited for client-facing teams.

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    Shared Office Suite with Shower
    Shared Office Suite with Shower

    1 Greenleaf Woods Drive, Portsmouth, NH 03801

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    Shared office suite with restroom/shower access, kitchenette, and waiting area in a central Portsmouth setting.

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    Downtown Third-Floor Office Suite
    Downtown Third-Floor Office Suite

    159 Middle Street, Portsmouth, NH 03801

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    Third-floor walk-up office suite with heat, electric, and common-area cleaning included, plus parking and a kitchenette.

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    Downtown Office or Retail Space
    Downtown Office or Retail Space

    66 State Street, Portsmouth, NH 03801

    $2,500/Mo
    595 sqft

    Flexible 595± SF storefront-ready space on State Street with downtown pedestrian activity and consistent vehicular traffic.

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    Office/Retail Space Off Walkway
    Office/Retail Space Off Walkway

    21A Daniel Street, Portsmouth, NH 03801

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    Mixed office and retail space available near Buckley’s Market for professional storefront or services use.

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    Renovated Office Suites Above Retail
    Renovated Office Suites Above Retail

    10 Vaughan, Portsmouth, NH 03801

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    Three recently renovated office suites above active street-level tenants, with flexible layouts and potential to combine spaces.

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    Two-Story Retail and Office Suite
    Two-Story Retail and Office Suite

    72 Mirona Rd Suite 2, Portsmouth, NH 03801

    $17 SF/Yr
    3,331 sqft

    Two-story space with on-site parking and flexible layout for retail or office operations.

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    Downtown Office Suites Above Retail
    Downtown Office Suites Above Retail

    10 Vaughan, Portsmouth, NH 03801

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    Three recently renovated office suites with high ceilings and flexible layouts are available above street-level retail.

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    Renovated Downtown Office Suites
    Renovated Downtown Office Suites

    10 Vaughan, Portsmouth, NH 03801

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    Move-in-ready suites with flexible layouts are available above popular downtown restaurants in Portsmouth, with some units offering kitchen amenities.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    96 Penhallow Street, Portsmouth, NH 03801

    $3,700/Mo
    1,300 sqft

    Historic downtown office suite with private restroom and shared patio access, available immediately.

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    Waterfront Office Suite with River Views
    Waterfront Office Suite with River Views

    One Harbour Place, Portsmouth, NH 03801

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    Premium office space with panoramic Piscataqua River views and structured parking in downtown Portsmouth.

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    Flexible Medical Office Suite
    Flexible Medical Office Suite

    4 greenleaf woods Drive, Portsmouth, NH 03801

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    Upgraded medical office suite with reception, conference space, multiple offices, and utilities and internet included.

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    Downtown Office Suites
    Downtown Office Suites

    25 Chestnut Street, Portsmouth, NH 03801

    $20 SF/Yr
    5,793 sqft

    Two move-in ready office suites with efficient floor plans and excellent natural light in Downtown Portsmouth.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    96-98 Penhallow St, Portsmouth, NH 03801

    $3,700/Mo
    1,300 sqft

    Historic downtown office with a private restroom, shared patio access, and exterior signage rights.

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    Industrial-Flex Warehouse Suite
    Industrial-Flex Warehouse Suite

    3-270 West Rd, Portsmouth, NH 03801

    $15 SF/Yr
    4,994 sqft

    Industrial and flex space with warehouse area, private offices, and high ceilings for efficient operations.

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    Waterfront Office Suite
    Waterfront Office Suite

    230-One Harbour Place, Portsmouth, NH 03801

    $11,231/Mo
    3,000 sqft

    Office space with panoramic Piscataqua River views and structured parking in a mixed-use waterfront building.

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    Turnkey Penthouse Executive Office Suite
    Turnkey Penthouse Executive Office Suite

    30 Penhallow Street, Portsmouth, NH

    $16 SF/Yr
    3,921 sqft

    Exclusive penthouse office suite with private elevator access and six offices.

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    Shared Office Space Available
    Shared Office Space Available

    101-1 Greenleaf Woods Dr, Portsmouth, NH 03801

    $350/Mo
    387 sqft

    Shared office space in central location near downtown Portsmouth.

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    Downtown Office Suites Above Restaurants
    Downtown Office Suites Above Restaurants

    209-10 Vaughan Mall, Portsmouth, NH 03801

    $3,000/Mo
    1,302 sqft

    Three recently renovated office suites above The Friendly Toast and La Maison Navarre, with flexible layouts and abundant natural light.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    5b-210 West Rd, Portsmouth, NH 03801

    $1,800/Mo
    1,000 sqft

    Renovated 1,000± SF office suite with three private offices, bullpen, kitchenette, and private restroom.

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    Portsmouth, NH Office Units Market Trends and Statistics

    Explore Office Units leasing options in Portsmouth, NH with 69 listings featured on our commercial real estate exchange. The current inventory includes 279,849 square feet of properties with an estimated lease value of $720.65 /Mo.

    Estimated lease rates for Office Units in Portsmouth, NH begin at $0.58 SF/Yr, with an average of $18.96 SF/Yr and extend to $50.42 SF/Yr.
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