more photos to come! This incredible opportunity offers one-level home designed with Universal Accessibility in mind. Perfect for those seeking an "aging in place" solution or simply desiring an open, barrier-free layout without the "modified" look. Property Highlights: Brand new construction with open-concept living and wide thoroughfares. Large primary bedroom with a spa-like, accessible en suite bathroom. A rare find completely flat and usable yard space. A commuter’s dream you are perfectly positioned in the center of it all. Located just minutes from the vibrant UNH campus, you have culture and athletics at your doorstep. For peace of mind, major hospitals and medical centers are a stone’s throw away. Love the outdoors? Step outside to enjoy nearby walking trails at the Kingman Farm or take a short drive to downtown Durham or Dover. This is more than a home; it is the freedom to live exactly how you want, where you want. This is the sweet spot: Close to care, close to nature, and close to culture. Your forever home starts here.
Active
Listed by: REMAX Home Sweet Home • Lynn Sweet
Price cut: $20K (9/16)
$849,000
320 Knox Marsh Road, Madbury, NH 03823
3beds
2,066sqft
Ranch
Built in 2026
1.84 Acres Lot
$844,500 Zestimate®
$411/sqft
$-- HOA
What's special
Wide thoroughfaresOpen-concept livingLarge primary bedroom
- 94 days
- 537
- 23
Zillow last checked:
Listing updated:
Listed by:
Lynn Sweet,
REMAX Home Sweet Home 603-664-9090
Source: PrimeMLS,MLS#: 5096262
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Heating
- Forced Air
Cooling
- Central Air
Appliances
- Included: Dishwasher, Refrigerator, Gas Stove
Features
- Flooring: Laminate
- Basement: Bulkhead,Unfinished,Interior Entry
Interior area
- Total structure area: 4,132
- Total interior livable area: 2,066 sqft
- Finished area above ground: 2,066
- Finished area below ground: 0
Property
Parking
- Total spaces: 2
- Parking features: Paved
- Garage spaces: 2
Accessibility
- Accessibility features: 1st Floor 3 Ft. Doors, 1st Floor Bedroom, 1st Floor Full Bathroom, 1st Floor Hrd Surfce Flr, 3 Ft. Doors, Laundry Access w/No Steps, Bathroom Blocking in Wall, Hard Surface Flooring, Low Pressure Door Opening, One-Level Home, Zero-Step Entry Ramp, 1st Floor Laundry
Features
- Levels: One
- Stories: 1
- Frontage length: Road frontage: 390
Lot
- Size: 1.84 Acres
- Features: Level
Details
- Parcel number: MADBM00008B000001L000000
- Zoning description: RES
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Ranch
- Property subtype: Ranch
Materials
- Wood Frame
- Foundation: Concrete
- Roof: Asphalt Shingle
Condition
- New construction: Yes
- Year built: 2026
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Private Sewer
- Utilities for property: Cable at Site
Community & HOA
Location
- Region: Madbury
Financial & listing details
- Price per square foot: $411/sqft
- Tax assessed value: $178,372
- Annual tax amount: $5,207
- Date on market: 6/23/2026
Estimated market value
$844,500
$802,000 - $887,000
$3,624/mo
Price history
| Date | Event | Price |
|---|---|---|
| 9/16/2026 | Price change | $849,000-2.3%$411/sqft |
Source:  PrimeMLS #5096262 Report a problem | ||
| 8/3/2026 | Price change | $869,000-3.4%$421/sqft |
Source: PrimeMLS #5096262 Report a problem | ||
| 6/23/2026 | Listed for sale | $899,900-2.7%$436/sqft |
Source: PrimeMLS #5096262 Report a problem | ||
| 4/7/2026 | Listing removed | $925,000$448/sqft |
Source: PrimeMLS #5074200 Report a problem | ||
| 1/16/2026 | Listed for sale | $925,000$448/sqft |
Source: PrimeMLS #5074200 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $5,207 +8.1% | $178,372 -0.1% |
| 2023 | $4,816 +5.5% | $178,562 -1.2% |
| 2022 | $4,565 -1.4% | $180,656 -0.9% |
| 2021 | $4,631 +0.4% | $182,336 -0.2% |
| 2020 | $4,611 -15.7% | $182,632 -0.3% |
| 2019 | $5,471 -0.7% | $183,212 -0.3% |
| 2018 | $5,507 +4% | $183,697 -0.2% |
| 2017 | $5,293 +0.3% | $184,111 -0.3% |
| 2016 | $5,279 -26.6% | $184,632 -29.2% |
| 2015 | $7,193 +37.9% | $260,600 +28.4% |
| 2014 | $5,216 | $202,944 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 03823
Nearby schools
Schools provided by the listing agent
- Elementary: Moharimet School
- Middle: Oyster River Middle School
- High: Oyster River High School
- District: Oyster River Cooperative
Source: PrimeMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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