Downtown Office Space For Sublease

140 Main St, Newmarket, NH 03857

Property Information

  • For Lease $21.00/SF/YR
  • Property Type Office - General Office
  • Property Size 3,475 SF
  • Lot Size 0.25 Acre
  • Building Class B
  • Year Built 1890
  • Date Updated May 19, 2026

Description

Located in the heart of downtown Newmarket, New Hampshire.140 Main Street in Newmarket, New Hampshire currently has approximately 3,475± SF of office space available for sublease. Located in downtown Newmarket, this former bank branch includes a practical mix of open work areas and private offices along with a conference room, kitchenette, and private restrooms. Located on Main Street, the property benefits from a convenient location with steady pedestrian traffic, nearby retail and dining options, and convenient access local routes, making it suitable for a variety of office or service-oriented users.

Highlights

  • 3,475± SF on two floors
  • Modern finishes & layout
  • Sublease term runs through 12/31/2030. Potential for longer term arrangement. Inquire for details.

1 Space Available

140 Main Street

Space Type

General Office

Lease Rate

$21.00/SF/YR

Total Space

3,475 SF

Divisible Space

3,475 - 3,475 SF

Available Date

Immediate

Lease Type

Modified Gross

Sublease

Yes

Sublease Expiry

Dec 31, 2030

Contacts

Christian Stallkamp

The Boulos Company

Location

Contact Listing Broker
Christian Stallkamp

The Boulos Company

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