Peyton Seaver
REALTOR®
BEDS2
BATHS2 full
SQUARE FEET1,253
MLS#5078424
STATUSActive
PROPERTY TYPEResidential - Condominium
SCHOOLPortsmouth
Listing Courtesy of:
KW Coastal and Lakes Mountains Realty/Portsmouth
Agency Contact: Erin@ProulxRealEstate.com
Associate Name: Erin Proulx
Property Description
Welcome to 18 Congress Street set in the heart of Market Square in historic downtown Portsmouth. This building is one of the only modern luxury condominium residences located directly within the historic core of the city. From this address you have easy access to the waterfront, renowned restaurants, charming cafs, boutique shops, and cultural landmarks such as The Music Hall and Jimmy's Jazz & Blues Club. Whether you're grabbing morning coffee at Popovers or La Maison Navarre, you'll be surrounded by the best of city living from the moment your day begins. This 3rd floor residence offers an open-concept living space filled with natural light, charming views of quiet Porter Street, & a gas fireplace for cozy evenings. Two spacious bedrooms and two full bathrooms provide comfort and privacy, while a 3rd small room offers an opportunity for an office space or large walk-in closet or pantry. Everyday convenience is built in with in-unit laundry, secure elevator access, and one deeded parking space in the private garage. Residents also enjoy access to the rooftop deck which is perfect for entertaining, taking in the skyline, or watching Portsmouth's fireworks. Updates include fresh interior paint, new kitchen appliances, & new carpet. Opportunities to own in this building are few and far between - Don't miss the chance to make this one-of-a-kind downtown home part of your everyday life.
Property Features
Property Type: Residential - Condominium
Cooling: Central AC
Garage: 1 car attached
Heating: Natural Gas, Forced Air
Home Style: Flat
Roof Type: Asphalt Shingle
Stories: 1.0
Taxes: $14,111
Year Built: 2006
Amenities
Gas Fireplace
1 Fireplace
Primary BR w/ BA
Natural Light
1st Floor Laundry
Feature Descriptions
Accessibility: 1st Floor Bedroom, 1st Floor Full Bathroom, Access to Parking, No Stairs, No Stairs from Parking, One-Level Home, Paved Parking, 1st Floor Laundry
Amenities: Master Insurance, Landscaping, Snow Removal, Trash Removal
Appliances: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Electric Stove
Baths Full: 2
Color: Brick
Construction: Brick Exterior
Construction Status: Existing
Days on Site: 9
Driveway: Other
Electric: 200+ Amp Service, Circuit Breaker(s)
Exterior: Brick Exterior
Fee: $525/Monthly
Fee 2: $1050/One-Time
Flood Zone: No
Flooring: Carpet, Hardwood, Tile
Foundation: Concrete
Lot: City Lot, Condo Development, Sidewalks, Street Lights, In Town, Near Shopping, Near Public Transportatn, Near School(s)
Number of Rooms: 4
Parking: Direct Entry, Assigned, Deeded, Garage, On-Site, Parking Spaces 1, Underground, Covered
Roads: Paved, Public, Public Maintained Road
Sewer: Public
Sq. Ft. Above Grade Finished: 1253
Sq. Ft. Total Finished: 1253
Total Stories: 1
Units: 24
Water: Public
Zoning: CBB
Local Schools
High School: Portsmouth High School
Middle School: Portsmouth Middle School
Elementary School: Little Harbor School
School District: Portsmouth
Listed By / Shown By
Listed By
Agency Name: KW Coastal and Lakes Mountains Realty/Portsmouth
Agency Contact: Erin@ProulxRealEstate.com
Agent Name: Erin Proulx
Shown By
Agent Name: Peyton Seaver
Agent Phone: (603) 924-8373
Agency Title: Better Homes and Gardens Real Estate The Masiello Group
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Estimated Payment
$ 4,184.01 per month $2,659.55 Principal & Interest $1,175.92 Property Tax $348.54 Homeowner's Insurance
Listing data compilation and photo(s) copyright © 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data Last Updated 2026-03-14 23:33:12 
18 Congress Street, Unit 308 | MLS# 5078424
This condo located at 18 Congress Street, Unit 308, Portsmouth, NH 03801 is currently listed for sale with an asking price of $1,195,000. This property was built in 2006 and has 2 bedrooms and 2 full baths with 1253 sq. ft. Congress Street, Unit 308 is located within the Portsmouth school district. Search Portsmouth real estate on peytonseaver.masiellogrouprealestate.com today.