
15 Mount Vernon St Portsmouth, NH 03801
South End NeighborhoodHighlights
- Cape Cod Architecture
- Deck
- Skylights
- Little Harbour School Rated A
- Wood Flooring
- 4-minute walk to South Street Playground
About This Home
As of June 2025Nestled in the heart of Portsmouth’s highly sought-after South End neighborhood, this beautifully remodeled, move-in ready, historic carriage house blends timeless character with modern comforts. Located on a quiet street just over half a mile from downtown, you'll enjoy easy access to shops, restaurants, entertainment, parks, & the vibrant waterfront! Step inside to discover an open-concept layout that exudes warmth & style. The sunlit living area flows seamlessly into a beautifully renovated modern kitchen, complete with stainless steel appliances, tile backsplash, a large center island, & adjacent living room featuring a cozy gas fireplace—perfect for everyday living or intimate gatherings. A half bath, full mudroom & laundry add everyday convenience. Upstairs, you'll find a full bathroom and two inviting bedrooms, including an oversized primary suite boasting a rare walk-in closet. The finished basement offers a spacious bonus room—ideal for a home office, gym, or media room—while central air conditioning ensures year-round comfort. Outside, your private backyard oasis awaits. Mature landscaping, a fully fenced yard, a generous deck, & a patio create the perfect setting for relaxation or entertaining. Additional highlights include a one-car garage and off-street driveway parking. Don't miss this rare opportunity to own a turnkey home in one of Portsmouth’s most cherished neighborhoods—where history & community come together.
Last Agent to Sell the Property
KW Coastal and Lakes & Mountains Realty/Portsmouth Brokerage Email: Erin@ProulxRealEstate.com License #070557 Listed on: 05/05/2025

Home Details
Home Type
- Single Family
Est. Annual Taxes
- $13,263
Year Built
- Built in 1800
Lot Details
- 3,920 Sq Ft Lot
- Property is Fully Fenced
- Property is zoned GRB
Parking
- 1 Car Attached Garage
- Brick Driveway
- Off-Street Parking
- 1 to 5 Parking Spaces
Home Design
- Cape Cod Architecture
- Antique Architecture
- Concrete Foundation
- Wood Frame Construction
- Shingle Roof
Interior Spaces
- Property has 2 Levels
- Skylights
- Gas Fireplace
- Combination Kitchen and Dining Room
- Finished Basement
- Interior Basement Entry
Kitchen
- Stove
- Range Hood
- Microwave
- Dishwasher
- Kitchen Island
Flooring
- Wood
- Tile
Bedrooms and Bathrooms
- 2 Bedrooms
Laundry
- Dryer
- Washer
Outdoor Features
- Deck
- Patio
Schools
- Little Harbor Elementary School
- Portsmouth Middle School
- Portsmouth High School
Utilities
- Forced Air Heating and Cooling System
- Internet Available
Listing and Financial Details
- Tax Lot 33
- Assessor Parcel Number 111
Ownership History
Purchase Details
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.Purchase Details
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.Purchase Details
Similar Homes in Portsmouth, NH
Home Values in the Area
Average Home Value in this Area
Purchase History
Date | Type | Sale Price | Title Company |
---|---|---|---|
Warranty Deed | $868,533 | None Available | |
Warranty Deed | $675,000 | -- | |
Deed | -- | -- |
Mortgage History
Date | Status | Loan Amount | Loan Type |
---|---|---|---|
Open | $668,500 | New Conventional | |
Previous Owner | $540,000 | Purchase Money Mortgage | |
Previous Owner | $0 | Unknown | |
Previous Owner | $298,400 | Unknown | |
Previous Owner | $261,000 | Unknown | |
Previous Owner | $50,000 | Unknown |
Property History
Date | Event | Price | Change | Sq Ft Price |
---|---|---|---|---|
06/30/2025 06/30/25 | Sold | $1,430,000 | -4.3% | $680 / Sq Ft |
05/05/2025 05/05/25 | For Sale | $1,495,000 | +72.1% | $711 / Sq Ft |
11/16/2020 11/16/20 | Sold | $868,500 | +0.4% | $508 / Sq Ft |
09/28/2020 09/28/20 | Pending | -- | -- | -- |
09/25/2020 09/25/20 | For Sale | $865,000 | +28.1% | $506 / Sq Ft |
06/16/2016 06/16/16 | Sold | $675,000 | -6.9% | $395 / Sq Ft |
05/16/2016 05/16/16 | Pending | -- | -- | -- |
02/19/2016 02/19/16 | For Sale | $725,000 | -- | $424 / Sq Ft |
Tax History Compared to Growth
Tax History
Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
---|---|---|---|---|
2024 | $13,263 | $1,186,300 | $571,200 | $615,100 |
2023 | $12,444 | $771,500 | $340,000 | $431,500 |
2022 | $11,727 | $771,500 | $340,000 | $431,500 |
2021 | $10,867 | $723,000 | $340,000 | $383,000 |
2020 | $10,456 | $711,300 | $340,000 | $371,300 |
2019 | $10,570 | $711,300 | $340,000 | $371,300 |
2018 | $10,136 | $639,900 | $309,100 | $330,800 |
2017 | $9,723 | $632,200 | $309,100 | $323,100 |
2016 | $7,861 | $461,300 | $236,800 | $224,500 |
2015 | $7,745 | $461,300 | $236,800 | $224,500 |
2014 | $7,256 | $400,900 | $209,000 | $191,900 |
2013 | $7,180 | $400,900 | $209,000 | $191,900 |
2012 | $7,045 | $401,400 | $209,000 | $192,400 |
Agents Affiliated with this Home
-
Seller's Agent in 2025
Evan Douglass
KW Coastal and Lakes & Mountains Realty/Portsmouth
(603) 205-4463
3 in this area
185 Total Sales
-
Buyer's Agent in 2025
Maggie Barrett Campbell
Tate & Foss Sotheby's International Rlty
(603) 918-0069
1 in this area
32 Total Sales
-
Seller's Agent in 2020
Anne Young
The Aland Realty Group
(603) 498-4808
1 in this area
23 Total Sales
-
J
Seller's Agent in 2016
Jesse Davies
EXP Realty
-
A
Buyer's Agent in 2016
A non PrimeMLS member
VT_ME_NH_NEREN
Map
Source: PrimeMLS
MLS Number: 5039356

APN: PRSM-000111-000033
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