330 Borthwick Ave

Office

330 Borthwick Ave, Portsmouth, NH 03801

330 Borthwick Ave
Office For Lease
Asking
$18.00/SF NNN
Available
1,705 SF
Floor / Suite
2 · Suite 206-208
Listing Details
Type
Lease
Status
Active
Asking Rate
$18.00/SF NNN
Lease Type
Triple net
List Date
Jul 21, 2025
Days on Market
344
Last Verified
Jun 5, 2026

Medical Office Space

Medical office space available.

Space Details

Floor
2
Suite
Suite 206-208
Available SF
1,705 SF
Primary Use
Office
Postal Address
330 Borthwick Avenue
Property Highlights
View full property →
Type
Office
Subtype
Medical/dental
Building Class
Class B
Size
54,975 SF
Acreage
14.55 Acres
Occupancy Type
Multi Tenant
Year Built
1986
Floors
3
Construction
Masonry
Zoning
OR
County
Rockingham
Submarket
Boston-Cambridge-Quincy
Contact
ND
Nick DeNiscoPrimary
The Boulos Company
RD
Roger Dieker
The Boulos Company
Attachments
Location