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320 Knox Marsh Road, Madbury, NH

Single Family Residence

For SaleActive
3 Beds|3 Baths|2,066 ft²|Built 2026|Madbury

Listed by REMAX Home Sweet Home · Lynn Sweet

Property Description

Buyers searching Madbury, New Hampshire will want a look at 320 Knox Marsh Road — a single-family home asking $849,000. It features 3 bedrooms, 3 bathrooms and 2,066 square feet of living space. Homes like this trade on the fundamentals: space, privacy and a New Hampshire address that works year-round. Also on the sheet: garage parking for 2, 2026 construction and roughly $411 per square foot. Everything below — photos, details, schools and market data — updates live from the MLS.

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.

Location Highlights

320 Knox Marsh Road is a single family residence in Madbury, New Hampshire, listed at $849,000. That works out to about $411 per square foot, for a home built in 2026. It has been on the market for 3 months.

At this latitude, Madbury averages roughly 8.4 hours of sun a day in June and 3.6 in December.

Zoned schools in the Oyster River Cooperative: Moharimet School (Elementary), Oyster River Middle School (Middle), OysterRive (High). Always confirm zoning with the district office.

Property Details

Essentials & finishes

  • Bedrooms:3
  • Total Baths:3
  • Full Baths:2
  • SqFt:2,066
  • Price / SqFt:$410.94
  • Property Type:Single Family Residence
  • Year Built:2026
  • County:NH-Strafford
  • Town:Madbury, NH
  • Status:Active
  • Days on Market:85

Primary Features

CountyNH-Strafford
Property TypeResidential
Year Built2026
ZoningRES

Interior Features

AppliancesDishwasher, Refrigerator, Gas Stove
BasementYes
Basement Access TypeInterior
Basement DescriptionBulkhead, Unfinished
1/4 Baths0
3/4 Baths0
CoolingCentral Air
ElectricCircuit Breakers
FlooringLaminate
HeatingForced Air
Rooms - Total5
SqFt-Approximate Finished Above Grade2,066
SqFt-Approximate Finished Below Grade0
SqFt Approximate Total Finished2,066
SqFt Approximate Total4,132

Location Information

School - DistrictOyster River Cooperative
School - ElementaryMoharimet School
School - HighOysterRive
School - Middle/JrOyster River Middle School

Financial Details

Taxes TBDYes

Additional

Construction StatusNew Construction
ConstructionWood Frame
CovenantsNo
Flood ZoneUnknown
Pre-ConstructionNo
Property Sub TypeSingle Family Residence
SeasonalNo
Total StoriesOne
SurveyedYes
Timeshare/Fractional OwnershipNo

External Features

DrivewayPaved
FoundationConcrete
GarageYes
Garage Capacity2
Lot FeaturesLevel
Lot - Acres1.84
Lot - SqFt80,150
Road Frontage TypePrivate Road
Road FrontageYes
Road Frontage Length390
RoofAsphalt Shingle
SewerPrivate
UtilitiesCable at Site
Water SourcePrivate
MLS®: PrimeMLS #5096262; Listed by REMAX Home Sweet Home · Lynn Sweet

Property History

Annual taxes for this property

YearAssessed Tax
2024$14,433
2023$14,072
2022$13,711

Estimated from list price; verify with the town assessor.

Market Data

Live snapshot computed from active listings in this town

  • Active listings in Madbury5
  • Average list price$837,500
  • Price range$400,000 – $1,725,000

Mortgage Calculator

Estimate your monthly payment for this home

20%
Loan Term
6.5%
Estimated monthly payment$5,673 / mo
  • Principal & Interest$4,293
  • Property Tax$1,203
  • Home Insurance$177

Estimates use typical New Hampshire costs — a 1.7% effective property-tax rate, insurance at 0.25% of home value/yr, and PMI below 20% down. Actual town tax rates vary; verify with your lender and the town assessor.

Around This Property

Schools, everyday places and nearby destinations near 320 Knox Marsh Road, Madbury, NH

ElementaryMoharimet School
MiddleOyster River Middle School
High SchoolOysterRive
DistrictOyster River Cooperative
$849,000/ Asking Price
For SaleActive
Est. $4,293 / mo20% down · 30yr · 6.5%
Tom DeMatteo

Tom DeMatteo

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Questions About This Listing

What is the MLS number for 320 Knox Marsh Road?

The MLS number is #5096262 (PrimeMLS), listed on June 23, 2026.

What is the asking price of 320 Knox Marsh Road?

320 Knox Marsh Road in Madbury, NH is listed at $849,000.

That works out to about $411 per square foot.

What kind of property is 320 Knox Marsh Road?

Single-family home in Madbury, New Hampshire, built in 2026.

How big is 320 Knox Marsh Road?

The home has 3 bedrooms and 3 bathrooms.

It offers 2,066 square feet of living space.

Where is 320 Knox Marsh Road located?

The property is in Madbury, New Hampshire (03823).

PrimeMLS

NOTE: This representation is based in whole or in part on data generated by PrimeMLS, Inc., which assumes no responsibility for its accuracy. The data relating to real estate displayed on this site comes in part from the IDX Program of PrimeMLS.

This listing data is intended 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.