100 Borthwick Ave., Portsmouth, NH

100 Borthwick Ave, Portsmouth, NH 03801

  • For Lease $28.00/SF/YR
  • Property Type Office - General Office
  • Property Size 47,745 SF
  • Lot Size 8 Acre
  • Building Class A
  • Year Built 1978
  • Year Renovated 2005
  • Date Updated Apr 22, 2025
Conveniently located directly off US Route 1 and Exit 3 of I-95.Quality office spaces ranging from 1,862± SF to 10,304± SF, offering flexible layouts that include private offices, open collaborative areas, conference rooms, and kitchenettes. Join a thriving professional corridor—neighboring tenants include Portsmouth Regional Hospital, Liberty Mutual, Highliner Foods, and a variety of medical users.
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Highlights

  • Ample on-stie parking
  • Excellent visibility and signage potential
  • Generous Tenant Improvement Allowance of $75.00/SF

Spaces Available

Contacts

broker
Kent White

The Boulos Company

Location

Getting Around

  • Walk Score ®

    11/100 Car-Dependent

  • Bike Score ®

    35/100 Somewhat Bikeable
Powered by Walk Score ®
  • City Portsmouth, NH
  • Neighborhood Meadowbrook
  • Zip Code 03801
  • Market Boston

Points of Interest

  • Durham-UNH

    9.02 miles

  • Ampet Gas

    1.19 miles

  • Sunoco

    1.30 miles

  • Citgo

    1.31 miles

  • Mobil

    1.35 miles

  • Shell

    1.48 miles

  • Cumberland Farms

    1.52 miles

  • Bypass Gas & More

    1.56 miles

  • Penguin Fuels

    1.61 miles

  • Buzzy's Bypass Gas

    1.82 miles

  • EVgo

    7.77 miles

  • Liberty Mutual Parking

    0.06 miles

  • Portsmouth (NH 33) Park & Ride

    0.21 miles

  • C&J Parking 1

    0.44 miles

  • C&J Parking 2

    0.47 miles

  • C&J Parking 3

    0.54 miles

  • C&J Parking 4 Access

    0.65 miles

  • C&J Parking 5

    0.69 miles

  • Tractor Trailer

    0.91 miles

  • Cycleway Parking

    1.01 miles

  • Fairfield Inn Portsmouth Seacoast

    0.96 miles

  • Port Inn

    1.04 miles

  • Best Western Plus

    1.22 miles

  • Holiday Inn Portsmouth

    1.30 miles

  • Howard Johnson by Wyndham Portsmouth

    1.38 miles

  • Anchorage Inns & Suites

    1.38 miles

  • Quality Inn

    1.39 miles

  • Courtyard Portsmouth

    1.89 miles

  • Hampton Inn Portsmouth Central

    1.94 miles

  • The Hotel Portsmouth

    2.02 miles

  • Grill 28

    0.94 miles

  • Buffalo Wild Wings

    1.07 miles

  • Laney & Lu

    1.12 miles

  • Roundabout Diner

    1.24 miles

  • Street

    1.27 miles

  • Bob's Broiled Chicken

    1.28 miles

  • Cafe Nostimo

    1.28 miles

  • Nikki's Bahn Mi

    1.29 miles

  • Dunkin'

    1.31 miles

  • Tour

    1.32 miles

  • Robert J. Lister Academy

    0.23 miles

  • Great Bay Community College

    0.85 miles

  • Saint Patrick Academy

    1.18 miles

  • Portsmouth High School

    1.51 miles

  • New Franklin School

    1.52 miles

  • Mary C. Dondero Elementary School

    2.00 miles

  • Portsmouth Middle School

    2.05 miles

  • Little Harbour School

    2.19 miles

  • Greenland Central School

    2.61 miles

  • Children's House Montessori School‎

    2.66 miles

  • KinderCare

    1.24 miles

  • Little Blessings

    1.46 miles

  • Discovery Child Enrichment Center

    1.48 miles

  • Edgewood Kindergarden

    1.70 miles

  • Great Bay Kids Company

    1.77 miles

  • Acorn School

    5.39 miles

  • Imprints Day School

    7.21 miles

  • Little Sprouts

    8.23 miles

  • Appleseeds Day School

    8.31 miles

  • Little Munchkins Learning Center

    8.46 miles

Frequently Asked Questions

What is the price for renting office space at 100 Borthwick Ave., Portsmouth, NH?

The price for office space here is $28.00/SF/YR.

What type of office space is available to lease at 100 Borthwick Ave., Portsmouth, NH?

The property includes 8 Office spaces located on 2 floors. Availabilities total 30,456 square feet of office space.

Is 100 Borthwick Ave., Portsmouth, NH suitable for a small business?

Yes, availabilities here may be suitable for small businesses with 6 office spaces under 5,000 square feet available. Space sizes here start at 1,862 square feet.

Does 100 Borthwick Ave., Portsmouth, NH have parking?
Parking information for the property isn't currently listed. However, other nearby parking options include Liberty Mutual Parking, located 0.06 miles away, and Portsmouth (NH 33) Park & Ride, which is 0.21 miles away.
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Contact Listing Broker
broker
Kent White

The Boulos Company

  1. 1Main information
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