Listed by Hammond Wheeler Realty · Susan M Hammond · Cell: 603-254-8933

Single Family Residence · Thornton, NH

ActiveFor SalePrice Reduced

300 Mill Brook Road, Thornton, NH

Subdivision for Herbert G & Judith A Ingram

$699,000

$739,000 · changed Oct 1, 2026

Est. $3,535/mo · 20% down, 30-yr, 6.5% (Owl’s Nest Real Estate estimate, not MLS data)

Beds
3
Baths
3
Sq Ft
1,452
Built
2004
MLS®
#5104602

Property Description

Here's your chance at a Thornton single-family home: 300 Mill Brook Road, priced at $699,000. Expect 3 bedrooms, 3 bathrooms and 1,452 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: a 1.4-acre lot, garage parking for 2 and 2004 construction. Scroll on for current photos, the complete spec sheet and this Thornton listing's market context.

This exceptional custom home, ideally located between Waterville Valley, Plymouth, and Lincoln, offering close proximity to skiing, hiking in the White Mountains, and kayaking on the Pemi River. Designed to maximize its brookside location, the home features a two-story, south-facing rear facade that optimizes views and winter passive solar heat gain through energy-efficient windows. The main level offers an open-concept living room with a propane fireplace, a dining area, and kitchen,  located just off the heated two-car garage. This level also includes a primary bedroom en-suite retreat with a jacuzzi tub, shower, and walk-in closet, as well as a second bedroom with a walk-in closet and access to a full guest bath. A private 12' x 24' deck is located just off the dining area. The lower level, heated with in-floor radiant heat, serves as an excellent retreat for family or guests. It features a large family room with its own kitchen, dining, and living areas, alongside access to the outside patio. This level also includes a large bedroom with a walk-in closet, a full bath, and a flex room ideal for a home office. Additionally, there is a large laundry room and a mechanical room complete with a workbench, storage, and shelving. Recent upgrades include quartz countertops, backsplashes, new sinks, and new faucets in both kitchens. The home also features a new roof installed in August 2023 with a transferable GAF Golden Pledge 50-year warranty, and the deck was fully replaced in 2019.

Location Highlights

300 Mill Brook Road is a single family residence in Thornton, New Hampshire, listed at $699,000. That works out to about $481 per square foot, for a home built in 2004. It has been on the market for 3 months.

From here it is 3.3 miles to Owl's Nest Resort and 6.2 miles to Waterville Valley Resort. At this latitude, Thornton averages roughly 8.4 hours of sun a day in June and 3.6 in December.

Zoned schools in the Thornton: Thornton Central School (Elementary), PlymouthRe (High). Always confirm zoning with the district office.

Source: zoned school names are PrimeMLS listing data; distances, sun exposure and school facts are Owl’s Nest Real Estate additions (school facts from the NCES, U.S. Department of Education) — not PrimeMLS data.

Property Details

Essentials & finishes

Bedrooms
3
Total Baths
3
Full Baths
3
SqFt
1,452
Price / SqFt
$481.40
Property Type
Single Family Residence
Year Built
2004
County
NH-Grafton
Town
Thornton, NH
Status
Active
Days on Market
65

Primary Features

County
NH-Grafton
Property Type
Residential
Year Built
2004
Zoning
RURAL

Interior Features

Appliances
Dishwasher, Disposal, Dryer, Microwave, Electric Range, Refrigerator, Washer
Basement
Yes
Basement Access Type
Walk-up
Basement Description
Finished
1/4 Baths
0
3/4 Baths
0
Cooling
None
Electric
Circuit Breakers
Flooring
Carpet, Ceramic Tile, Laminate
Heating
Propane, Oil
Interior Features
Gas Fireplace
Rooms - Total
9
SqFt-Approximate Finished Above Grade
1,452
SqFt-Approximate Finished Below Grade
1,245
SqFt Approximate Total Finished
2,697
SqFt Approximate Total
2,926

Location Information

School - District
Thornton
School - Elementary
Thornton Central School
School - High
PlymouthRe

Financial Details

Cable Company
Spectrum
Electric Company
NH Electric Coop
Fuel Company
Dead River
Tax - Gross Amount
$6,512
Tax Year
2025
Taxes TBD
No

Additional

Construction Status
Existing
Construction
Wood Frame, Vinyl Siding
Covenants
No
Easements
Yes
Flood Zone
No
Pre-Construction
No
Property Sub Type
Single Family Residence
Seasonal
No
Total Stories
One
Surveyed
Yes
Timeshare/Fractional Ownership
No
Water Access Details
Directly Adjoining

External Features

Color
yellow
Driveway
Paved
Exterior Features
Deck, Patio
Foundation
Concrete
Garage
Yes
Garage Capacity
2
Lot Features
Country Setting, Landscaped, Subdivided, Trail/Near Trail, Walking Trails, Near Golf Course, Near Paths, Near Skiing, Rural, Near Hospital
Lot - Acres
1.4
Lot - SqFt
60,984
Road Frontage Type
Public
Road Frontage
Yes
Road Frontage Length
180
Roof
Architectural Shingle
Sewer
Private
Utilities
Cable at Site
Water Source
Drilled Well
Water Body Type
Brook/Stream

MLS®: PrimeMLS #5104602; Listed by Hammond Wheeler Realty · Susan M Hammond · Cell: 603-254-8933

Property History

Estimated annual taxes for this property

2024
$11,883
2023
$11,586
2022
$11,289

Source: Owl’s Nest Real Estate estimate from the list price at New Hampshire’s average effective tax rate — not PrimeMLS or town assessor data. Verify with the town assessor.

Market Data

Live snapshot computed by Owl’s Nest Real Estate from PrimeMLS IDX active listings in this town

Active listings in Thornton
66
Average list price
$653,208
Price range
$25,000 – $1,649,900

Mortgage Calculator

Estimate your monthly payment for this home

Loan Term

Estimated Monthly Payment

$4,670/ mo

Principal & Interest
$3,535
Property Tax
$990
Home Insurance
$146

Source: Owl’s Nest Real Estate estimate, not PrimeMLS data. 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 300 Mill Brook Road, Thornton, NH

Assigned Schools

Elementary
Thornton Central School
High School
PlymouthRe
District
Thornton

Source: Google Maps Platform (Places) and Owl’s Nest Real Estate — not PrimeMLS data.

Questions About This Listing

How much does 300 Mill Brook Road cost?

300 Mill Brook Road in Thornton, NH is listed for $699,000 on PrimeMLS.

That is about $481 per square foot of finished living space.

It came on the market on August 12, 2026.

How many bedrooms and bathrooms does 300 Mill Brook Road have?

300 Mill Brook Road in Thornton, NH has 3 bedrooms and 3 bathrooms in 1,452 square feet of finished living space.

Counting 1,245 finished square feet below grade, the MLS lists 2,697 finished square feet in total.

What is the lot size of 300 Mill Brook Road?

300 Mill Brook Road in Thornton, NH sits on 1.4 acres, per the MLS.

The lot is described as country setting, landscaped, subdivided and rural.

It has 180 feet of road frontage (public).

Zoning: RURAL.

The MLS says the lot has been surveyed.

The MLS lists it as outside a flood zone.

The MLS notes easements; review them in the deed and title work.

What are the annual property taxes for 300 Mill Brook Road?

Annual property taxes on 300 Mill Brook Road in Thornton, NH are $6,512 for the 2025 tax year, per the MLS.

New Hampshire towns set their own tax rates and revalue periodically, so confirm the current bill with the Thornton assessing office.

What heating and cooling does 300 Mill Brook Road have?

300 Mill Brook Road in Thornton, NH is heated by propane and oil, per the MLS.

The MLS lists no cooling system.

What are the water and sewer systems at 300 Mill Brook Road?

300 Mill Brook Road in Thornton, NH has a private drilled well and a private septic system, per the MLS.

MLS details — water: drilled well; sewer: private.

Electric: circuit breakers (NH Electric Coop).

Other utilities: cable at site; cable provider Spectrum.

Plan a water test and septic inspection during your inspection period.

Does 300 Mill Brook Road have a basement?

Yes. 300 Mill Brook Road in Thornton, NH has a basement with walk-up access, including 1,245 finished square feet.

The MLS describes it as finished.

What are the key features of 300 Mill Brook Road?

Inside, the MLS lists these features at 300 Mill Brook Road in Thornton, NH: gas fireplace.

Outside: deck and patio.

Flooring: carpet, ceramic tile and laminate.

Listed appliances: dishwasher, disposal, dryer, microwave, electric range, refrigerator and washer; confirm which ones convey in the purchase agreement.

What parking does 300 Mill Brook Road have?

300 Mill Brook Road in Thornton, NH has a 2-car garage and a paved driveway.

Is 300 Mill Brook Road a waterfront property?

Yes. The MLS lists 300 Mill Brook Road in Thornton, NH as a waterfront property on a brook/stream.

Water access: directly adjoining.

Confirm frontage, shoreland rules and any dock or beach rights during due diligence.

What school district is 300 Mill Brook Road in?

The MLS places 300 Mill Brook Road in Thornton, NH in the Thornton school district.

Listed schools: Thornton Central School (elementary) and PlymouthRe (high).

School assignments can change; confirm with the district.

Is 300 Mill Brook Road still for sale?

Yes. 300 Mill Brook Road in Thornton, NH is listed as Active on PrimeMLS (MLS #5104602).

Status can change quickly; contact us to confirm availability before you visit.

Which brokerage has 300 Mill Brook Road listed?

300 Mill Brook Road in Thornton, NH is listed by Susan M Hammond of Hammond Wheeler Realty (603-726-8040).

Owl's Nest Real Estate shows it through the PrimeMLS IDX feed; we are not the listing brokerage.

What type of home is 300 Mill Brook Road?

300 Mill Brook Road in Thornton, NH is a single-family home built in 2004.

The MLS lists its style as Ranch, with one story.

What town is 300 Mill Brook Road in?

300 Mill Brook Road is in Thornton, New Hampshire 03285, in Grafton County.

Location notes from the MLS: trail/near trail, walking trails, near golf course, near paths, near skiing and near hospital.

Our Thornton NH guide covers the town and its current listings.

How does the price of 300 Mill Brook Road compare with other Thornton listings?

At $699,000, 300 Mill Brook Road in Thornton, NH is priced below the $950,000 median asking price of the 35 single-family homes for sale in Thornton on PrimeMLS as of November 3, 2026 (this listing included).

That figure is Owl's Nest Real Estate's analysis of active listings, and asking prices are not sale prices — ask us for recent comparable sales before you make an offer.

How can I see 300 Mill Brook Road in person?

To see 300 Mill Brook Road in Thornton, NH, use Request a Showing on this page or call Owl's Nest Real Estate at 401-648-5308.

We can show any MLS-listed home and represent you as your buyer's agent; the listing brokerage represents the seller.

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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. Data last updated 11/03/26.