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    Stratham, NH
    Office Units

    Stratham, NH Office Units for Lease

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    Newfields, NH Newmarket, NH Exeter, NH North Hampton, NH Hampton, NH Portsmouth, NH Newington, NH Epping, NH
    Found 10 office unit listings for lease in Stratham, NH, averaging $15/SF/YR. Use lease type data to compare options faster.
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    Second-Floor Office Suite
    Updated: Aug 10
    Second-Floor Office Suite

    155 Portsmouth Avenue, Stratham, NH 03885

    Contact for pricing
    3,000+/- SF second‑floor suite in Suite 201
    Seven private offices or treatment rooms plus a conference room
    Reception area, kitchenette, storage, and 2 private restrooms
    Town Center zoning at 155 Portsmouth Avenue, Stratham, NH 03885
    13,000+ vehicles in daily traffic count
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    Remodeled Office Unit with Private Office
    Updated: Mar 11, 2025
    Remodeled Office Unit with Private Office

    81 Portsmouth Avenue, Stratham, NH 03885

    Contact for pricing
    2.02 AC lot
    1095 square feet of dedicated office space
    Private office, half bathroom, reception area, and conference or collaborative workspace
    Stair‑free, handicap‑accessible side entrance
    Lease includes heat, electricity, and air conditioning
    Access to Route 108/33 with approximately 21,000 vehicles per day
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    First-Floor Office Suite
    First-Floor Office Suite

    81 Portsmouth Avenue, Stratham, NH 03885

    Contact for pricing
    1 space  1,265 sqft  Built 1975  2.02 acres

    Private exterior access complements a reception area, bathroom, and flexible office or storage rooms.

    Private bathroom  Personal reception area  Common central entryway  Private entrance
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    Second-Floor Office Suite
    Second-Floor Office Suite

    201-155 Portsmouth Ave, Stratham, NH 03885

    $3,995/Mo
    12–20 people  3,000 sqft  Floor 2
    7 private offices  1 meeting room

    Flexible professional space includes private rooms, reception, conference space, and a kitchenette.

    Reception area  Kitchenette  Storage  Private restrooms
    View details
    Remodeled Office Unit
    Remodeled Office Unit

    81 Portsmouth Avenue C, Stratham, NH 03885

    $1,295/Mo
    24–40 people  6,000 sqft  Built 1975

    Professional suite with private restroom, shared kitchenette access, accessible side entry, and utilities included in the lease.

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    Highly Visible Office/Medical Space
    Highly Visible Office/Medical Space

    118 Portsmouth Ave, Stratham, NH 03885

    $20 SF/Yr
    317–529 people  2 spaces  79,404 sqft

    Adaptable office and medical space with high visibility and accessibility.

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    First-Floor Office Suite
    First-Floor Office Suite

    81 Portsmouth Avenue #A, Stratham, NH 03885

    Gross
    $2,195/Mo
    5–8 people  1,265 sqft  Built 1975  Floor 1
    Road access

    Includes a private exterior entrance, reception area, bathroom, and flexible additional rooms.

    Private bathroom  Personal reception area  Private entrance
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    Stratham Office Suite For Lease
    Stratham Office Suite For Lease

    157 Portsmouth Ave Suite 201, Stratham, NH 03885

    $4,500/Mo
    Built 1970

    3,000 SF office suite in Stratham town center.

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    Remodeled Office Unit
    Remodeled Office Unit

    C-81 Portsmouth Ave, Stratham, NH 03885

    $1,295/Mo
    4–7 people  1,095 sqft
    1 private office  1 meeting room  Road access

    Flexible office suite with private workspace, shared kitchenette access, parking, and included heat, electricity, and air conditioning.

    40 parking spaces  Private half bathroom  Shared kitchenette  Ample closet space
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    First-Floor Office Suite
    First-Floor Office Suite

    A-81 Portsmouth Ave, Stratham, NH 03885

    $2,195/Mo

    Office suite with private exterior access, reception area, bathroom, flexible rooms, and all-inclusive occupancy costs.

    View details
    10 active listings match your search: Office Units for lease in Stratham, NH. Based on your search, we've also compiled 4 Potential Opportunities for your consideration: 4 spaces in nearby cities.

    Office Units for Lease in Nearby Cities

    Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

    First-Floor Professional Office Suite
    First-Floor Professional Office Suite

    155 Lafayette Rd Unit 8, North Hampton, NH 03862

    $3,250/Mo
    72–120 people  18,006 sqft  Built 1999  Floor 1
    1 private office  1 meeting room  Highway access + Road access

    Flexible professional workspace with executive office, conference room, kitchenette, storage, and abundant natural light.

    1 parking space  Signage visibility  Well-kept grounds  Ample parking
    View details
    First-Floor Office Suite
    First-Floor Office Suite

    155 Lafayette Rd Unit 4, North Hampton, NH 03862

    $3,500/Mo
    72–120 people  18,006 sqft  Built 1999  Floor 1
    4 private offices  Highway access

    Professionally finished workspace with private offices, kitchenette, ADA-compliant restroom, and dedicated parking.

    2 parking spaces  Landscaped grounds
    View details
    Unfinished Lower-Level Office Unit
    Unfinished Lower-Level Office Unit

    2-18 Hampton Rd, Exeter, NH 03833

    $1,990/Mo
    Lower Level
    Road access

    Customizable commercial space with elevator access, stair entry, and garden-facing natural light.

    Landscaping
    View details
    Build-to-Suit Office Unit
    Build-to-Suit Office Unit

    18 Hampton Road, Exeter, NH 03833

    Contact for pricing
    Built 2005  Lower Level
    Road access

    Unfinished lower-level office unit with elevator access, stair access, and seven windows providing natural light.

    Landscaping
    View details

    Stratham, NH Office Units Lease Rates & Market Statistics

    Explore 10 Office Units for lease in Stratham, NH on Realmo, a commercial real estate exchange covering the Stratham area. The current inventory totals 90,764 square feet of properties — an average of ~9,100 SF per listing.

    Office Units lease rates in Stratham range from $2.59 SF/Yr at the entry level to $20.82 SF/Yr at the top of the market, averaging $14.72 SF/Yr. That's a 8x spread between entry-level and premium space, making side-by-side comparison of asking rents and lease terms essential. The local average of $14.72 SF/Yr is 17% below the New Hampshire state average of $17.69 SF/Yr.

    Stratham accounts for 6% of the 177 office units currently available across Rockingham County, where nearby markets include Portsmouth and Londonderry. Office Units make up 83% of the 12 Office Spaces currently for lease in Stratham, with asking rates in line with the citywide Office Spaces average. Also worth a look for tenants weighing alternatives: Medical Office Space (5 listings) elsewhere in the Stratham market.

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