104 Congress St

For Lease

104 Congress St, Portsmouth, NH 03801

The total number of office spaces available at 104 Congress St is 4. Leasing opportunities in the building include shared space. There is a total of 4,569 square feet of space currently available for rent at this address. Of this, the minimum divisible area is 818 square feet.

Space Available For Lease 4

Contacts

broker
Caitlin Burke

The Boulos Company

Property Details

  • Property Type Office - General Office
  • Property Size 15,544 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 1820
  • Date Updated Jun 6, 2025
Downtown Portsmouth close to Market Square. This location offers easy access to I-95.Located in the heart of downtown Portsmouth, 104 Congress Street offers small professional office suites on the 2nd and 4th floors – ideal for solo practitioners, startups, or small teams seeking a central location. These suites feature natural light, historic charm, and easy access to the city’s best restaurants, shops, and services. The building is professionally managed and situated just steps from Market Square with nearby parking and easy access to I-95.
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Highlights

  • 2nd and 4th floor options
  • Downtown location
  • Lots of natural light
  • Move-in-Ready
  • Near vibrant mix of shops and dining
  • Next door to the historic Music Hall – tenant receive a complimentary corporate membership, to include access to the Members Club.
  • Small office suites available (ability to combine suites)

Getting around

  • 97/100

    Walk Score ®

  • 63/100

    Bike Score ®

Powered by Walk Score ®

Location

  • City Portsmouth, NH
  • Neighborhood Haymarket Square
  • Zip Code 03801
  • Market Boston

Points of Interest

  • Durham-UNH

    9.93 miles

  • Mobil

    0.27 miles

  • Buzzy's Bypass Gas

    0.65 miles

  • Penguin Fuels

    0.73 miles

  • Bypass Gas & More

    0.76 miles

  • Shell

    0.82 miles

  • Ampet Gas

    0.93 miles

  • Sunoco

    1.66 miles

  • Citgo

    1.69 miles

  • BJ’s Gas

    1.82 miles

  • EVgo

    9.88 miles

  • Worth Lot

    0.06 miles

  • Bridge Street Lot

    0.09 miles

  • Ladd Street Lot

    0.13 miles

  • Hanover Street Parking Garage

    0.13 miles

  • Market Hanover Lot

    0.17 miles

  • Foundry Place Garage

    0.21 miles

  • Parrott Ave Lot

    0.21 miles

  • McIntyre Building Lot

    0.22 miles

  • Memorial Bridge Lot

    0.31 miles

  • Masonic Temple Lot

    0.33 miles

  • Hotel Thaxter

    0.05 miles

  • The Hotel Portsmouth

    0.14 miles

  • Hilton Garden Inn Portsmouth Downtown

    0.15 miles

  • Hampton Inn & Suites Portsmouth Downtown

    0.15 miles

  • Residence Inn Portsmouth Downtown/Waterfront

    0.16 miles

  • Sheraton Portsmouth Harborside Hotel

    0.27 miles

  • Ale House Inn

    0.32 miles

  • Holiday Inn Portsmouth

    0.93 miles

  • Courtyard Portsmouth

    0.93 miles

  • Howard Johnson by Wyndham Portsmouth

    0.93 miles

  • Hannaford

    0.79 miles

  • Market Basket

    1.59 miles

  • Marshalls

    1.65 miles

  • Burlington

    1.70 miles

  • TJ Maxx

    1.82 miles

  • Whole Foods Market

    1.93 miles

  • Indian Grocery Store

    2.10 miles

  • Lo's Seafood & Oriental Market

    2.10 miles

  • ALDI

    2.32 miles

  • Trader Joe's

    2.44 miles

104 Congress St Listing Brief

  • Leasing rates here can depend on a variety of factors, including the quality rating of the property (property class or building class), the position of the available space within the building, any unique attributes that the listed space may include, as well as on the availability of on-site or nearby amenities. Reach out using the contact form available on this page to schedule a tour or to get more detailed information on the most modern facilities and amenities that 104 Congress St has to offer.

  • See the listing area details for information and ratings regarding the degree of walkability in the neighborhood, the accessibility and frequency of public transit options, as well as the level of availability and quality of biking infrastructure in the area. What’s more, you can use the interactive map for a good overview of the area. Location details also include a breakdown of distance from the property to several essential amenities and points of interest, which may include parking facilities, fuel stations, stores, or hotels.

  • This property is in the Haymarket Square neighborhood of Portsmouth and located within zip code 03801.

    104 Congress St was originally completed in 1820 and is rated class B. The building includes 15,544 square feet, of which 4,569 square feet is rentable office space.

In-Depth Research Available for this Property

Access more in-depth information about this property — including ownership, tenant details, property characteristics and transaction history, along with local market insights and much more — on CommercialEdge.

Contact Listing Broker
broker
Caitlin Burke

The Boulos Company

  1. 1Main information
  2. 2Extra information
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