Historic Downtown Office
New
For Sale
$12,500,000
40 Congress Street, Portsmouth, NH 03801
CD5 zoning supports office, commercial, and mixed-use applications.
Property Size22,601 SF
Lot Size0.09 Acres
Price / SF$553.07
Days on Market2
Property Features for 40 Congress Street
General Information
Standard status
Active
Size
22,601 SF
Lot size
0.09 Acres
Zoning
CD5
Amenities
yes
Walk-up
Finished
22601
Public
Yes
Building Details
Year Built
1878
Listing Agency:
(802) 585-9225
Listed By:
Sheila Lord
(802) 585-9225
Source:
Homesvermont.idxbroker
Added: Aug 15
Changed: Aug 16
Last Checked: Aug 16 at 5:01AM
Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Sheila Lord
Investment Insights
Based on property information with market context.
40 Congress Street is a 22,601± SF office property on a 0.09± acre parcel, with finished interior space and walk-up access. Built in 1878, the building is located within Portsmouth’s Downtown Historic District and carries CD5 zoning.
The zoning supports a range of commercial, office, and mixed-use applications, with possible residential conversion on the upper floors. The property is situated in downtown Portsmouth, near Market Square and the surrounding commercial district.
The zoning supports a range of commercial, office, and mixed-use applications, with possible residential conversion on the upper floors. The property is situated in downtown Portsmouth, near Market Square and the surrounding commercial district.
Key Highlights
- 22,601± SF office property on a 0.09± acre parcel
- CD5 zoning supports commercial, office, and mixed‑use uses
- Possible residential conversion on the upper floors
Property Analytics
Property Profile
Current Use
Location Intelligence
Trade Area within ½ mile
2,602
Businesses Nearby
Explore this area
Business Placement
Demographics for 03801, NH
22,767
Population
11,448
Households
2
Avg Household Size
43
Median Age
63%
College-Educated
98%
High-School Grad
23.8 sq mi
ZIP Area
957
Density / Sq Mi
$106,520
Median Household Income
$65,984
Median Earnings
$1,783
Median Rent
$647,500
Median Home Value
Market
Vacancy Rate% for Office in Northeast region
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.
Frequently Asked Questions
What type of property is this?
Office building - CD5 zoning supports office, commercial, and mixed-use applications.
Where is this office building located?
The property is located at 40 Congress Street Portsmouth, NH.
What is the asking price?
The asking price for this property is $12,500,000.
What are key features of this property?
This property features: 22,601± SF office property on a 0.09± acre parcel; CD5 zoning supports commercial, office, and mixed‑use uses; Possible residential conversion on the upper floors
