330 Knox Marsh Road, Madbury, NH 03823

• 3 baths |
• 3,790 sqft

Property Description

Exceptional three unit multi family investment property in Madbury, NH offering outstanding flexibility for investors, owner occupants or multigenerational living. Just minutes from the University of New Hampshire (UNH), this impeccably maintained property features three separate living units with a total of 5 bedrooms, 3.5 bathrooms, three garage bays and a detached 320 square foot heated cabin with heat and electricity, creating multiple opportunities for rental income and long term appreciation. Each unit offers its own full kitchen, private entrance and separate utilities, making management simple for both owners and tenants. Unit A features 2 bedrooms and 1 bath. Unit B offers 1 bedroom and 1.5 baths. Unit C includes 2 bedrooms and 1 bath. Live in one unit while generating income from the others, lease all three units or create the ideal multigenerational living arrangement. Two large fenced pastures could provide space for horses, goats, sheep, chickens or hobby farming. Additional amenities include three garage bays, 2 pellet stove and an on demand generator for year-round peace of mind. Located directly across from Kingman Farm's 335 acres of conservation land and walking trails, this property offers a peaceful rural setting while remaining just minutes to UNH, downtown Dover, Portsmouth, shopping, dining, and major commuter routes. Situated within the highly sought-after Oyster River School District, it combines investment potential with an exceptional location. Rarely does a three unit multi family property offer this combination of income potential, separate utilities, flexible living arrangements, extensive outdoor amenities, and proximity to UNH. Whether you're expanding your real estate portfolio, seeking an owner-occupied investment property, or searching for a versatile income producing property, 330 Knox Marsh Road is an opportunity not to be missed. Showings begin at the Property Premiere on Friday, July 10, from 4:00 p.m. to 5:30 p.m.

Listing Status:

Active

Date Added:

July 7, 2026

Data Last Updated:

July 27, 2026 at 2:58PM

Listing Office:

KW Coastal and Lakes & Mountains Realty : 603-610-8500

Listing Agent:

Tanya Cattabriga : : tanya.cattabriga@kw.com

MLS ID:

5098516

Interior

• Appliances: Oil Water HeaterSeparate Water HeaterWater Heater
• Basement: Dirt FloorInterior AccessWalkout
• Flooring: HardwoodOtherTile
• A/C: None
• Heating: OilPellet StoveRadiant FloorSteam

Exterior

• General: DeckDog FenceFull FenceGarden SpaceNatural ShadeOutbuildingPatioPorchCovered Porch
• Style: ColonialFarmhouseMulti-Family
• Parking: DetachedDrivewayGarage

Construction

• Roofing: MetalArchitectural ShingleAsphalt Shingle
• General: Clapboard ExteriorVinyl SidingBrickFieldstone

Location

• Road/Access: Paved
• School District: Oysterponds Union Free School District
• County: Strafford

Lot

• Driveway: Paved
• Zoning: RA RE

Utilities

• Utilities: Propane
• Water: Drilled WellPrivate
• Sewer: Septic