SOLD JUN 25, 2026

Listed by Adam Dow • KW Coastal and Lakes & Mountains Realty/Wolfeboro (Phone: 866-525-3946). Bought with KW Coastal and Lakes & Mountains Realty/Wolfeboro.

Sold on jun 2026

$713,900

•

2,350

sq ft

642 Alton Mountain Rd, Alton Bay, NH 03810

Track this home’s value and nearby sales activity

About this home

Back on market due to home sale contingency! Move-in Ready! Step into your dream home, a stunning 2025 build that combines modern elegance with ultimate convenience. Situated on a 2.98-acre lot, this property features 4 bedrooms and 3 baths, ideal for family living and entertaining. The first floor primary bedroom has a walk-in closet and en-suite bath, while the first-floor laundry room adds ease to your daily routine. Culinary enthusiasts will love the kitchen with its stylish island and quartz countertops. A slider off the dining room opens to beautiful outdoor views, perfect for gatherings. With a walkout basement and flexible upstairs space, this home adapts to your lifestyle needs, offering endless possibilities for entertainment or relaxation. Equipped with central AC and forced hot air, you'll enjoy comfort in every season. The attached 2-car garage provides convenience and protection for your vehicles. Located just minutes from hiking trails and Lake Winnipesaukee, this property is a haven for outdoor enthusiasts and those seeking tranquility and privacy. Take advantage of New Hampshire’s favorable tax benefits, making this a wise investment for your future. This isn't just a house; it's a lifestyle. Experience the perfect blend of convenience and natural beauty. Schedule your private tour today and make this your home.

Single-familyProperty Type

2025Year Built

2.98 acresLot Size

$304Price/Sq.Ft.

2 car garageParking

Listed by Adam Dow • KW Coastal and Lakes & Mountains Realty/Wolfeboro

Contact: Phone: 866-525-3946

Bought with Adam Dow • KW Coastal and Lakes & Mountains Realty/Wolfeboro

Redfin checked: 2 minutes ago

•Source:PrimeMLS #5071185

Redfin Estimate

$698,270

$16K since sold in June 2026$6,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.5% lower than the average sale price ($709K) of 6 comparable homes.

SOLD SEP 4, 2026
$679,900
A
4 beds2.5 baths2,350 sq ft
606 Alton Mountain Rd, Alton Bay, NH 03810
SOLD JUN 5, 2026
$710,000
B
4 beds2.5 baths2,350 sq ft
650 Alton Mountain Rd, Alton Bay, NH 03810
SOLD AUG 20, 2026
$799,000
C
3 beds2.5 baths2,128 sq ft
19 Butternut Ln, Center Tuftonboro, NH 03816
SOLD MAY 18, 2026
$690,000
D
4 beds2.5 baths2,350 sq ft
654 Alton Mountain Rd, Alton Bay, NH 03810
SOLD SEP 25, 2026
$905,000
E
3 beds2.5 baths3,292 sq ft
78 Union Wharf Rd, Mirror Lake, NH 03853
SOLD SEP 21, 2026
$470,000
F
3 beds2 baths1,824 sq ft
527 N Main St, Wolfeboro, NH 03894

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Market trends in 03810, NH

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

97.6%

0.2% MoM

Median sale price

$758K

$210K MoM

Avg. days on market

70d

8 days MoM

Recently sold homes

4 MoM

Provided by Redfin

Homeowner tools

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Rental estimate

Est. $2,407 per month, based on comparable rentals

Sale and tax history for 642 Alton Mountain Rd

Sale History
Tax History

Public record

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

2.98 Acres

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Ranch

County

Belknap County

APN

879079

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 5, 2026.

Property details

Parking

Parking & Garage
Garage Capacity: 2

Interior

Bathroom Information
# of Baths (full): 1
# of Baths (3/4): 1
# of Baths (1/2): 1

Basement Information
Basement: Yes
Basement Access: Interior
Concrete, Concrete Floor, Daylight, Full, Interior Access, Storage Space, Stairs - Interior, Walkout

Other Interior Features
# of Rooms: 8
Flooring: Tile, Wood

Equipment & Appliance Information
Dishwasher, Refrigerator, Stove - Gas, Water Heater

Exterior

Building Information
Architectural Style: Cape
Construction Status: Existing
Construction Materials: Wood Frame
Approximate Sq. Ft. Total Finished: 2350
Approximate Sq. Ft. Total: 3997
Roof: Shingle

Driveway
Paved

Lot, Zoning, & Easement Information
Lot: 27-3
Lot Features: Country Setting, Lakes, Level, Recreational, Trail/Near Trail, Walking Trails, Wooded, Mountain, Near Golf Course, Near Paths, Near Shopping, Near Skiing, Near Snowmobile Trails, Near Hospital, Near ATV Trail

Survey Information
Surveyed: Yes

Other Property & Lot Information
Year Built: 2025

Financial

Tax Information
Tax Year: 2026
Tax Year Notes: Taxes TBD
Gross Amount Tax: 100

Other Tax Information
Page Deed: 805

Utilities

Heating & Cooling Information
Cooling: Central AC
Heat: Forced Air

Sewer Information
Private, Septic

Electric Information
200 Amp

Water Information
Water Source: Drilled Well

Other Utilities Information
Internet: High Speed Intrnt -Avail
Cable - Available, Gas - LP/Bottle

Location

School Information
School District: Prospect Mountain
Elementary School: Alton Central School
Elementary School: Alton Central School
Middle/Jr School: Alton Central School
School - High: Prospect Mountain High School

Road Information
Road Frontage Type: Public Maintained Road
Road Frontage: Yes
Road Frontage Length: 228

Other Location Information
Block: 00

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 2.98 acres
Style: Ranch
Year Built: —
Year Renovated: —
County: Belknap County
APN: 879079

Home facts updated by county records on Aug 5, 2026

Around this home

Schools

Alton Central School

Public PreK-8 • Assigned • 4.5mi

5/10

Prospect Mountain High School

Public 9-12 • Assigned • 5.4mi

4/10

Provided by GreatSchools

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

2/10 Heat Factor

7 days above 90° expected this year, 16 days in 30 years

4/10 Wind Factor

10% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Alton Bay, NH • 03810

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

95/ 100

Exceptional sunlight

Sunscore

This home ranks in the top 6% for direct sun exposure in Alton Bay. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

9.7 hrs

6.1 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$664,000 – $804,000

Reach more buyers when you sell with Redfin. Plus, you'll save $6,983 in fees.

Nearby similar homes

$725,000

4 beds2.5 baths1,765 sq ft

36 Glidden Rd, Gilford, NH 03249

Private lot • Circular driveway • Attached garage

$189,900

3 beds— baths576 sq ft

51 Bear Pond Rd, Alton, NH 03809

Fully windowed porch • Separate outbuilding • Nearby hiking trails

$360,000

2 beds1 bath1,008 sq ft

25 Cynthia Dr, Alton Bay, NH 03810

Association beaches • Boat launch • Snowmobile corridor

$249,999

Land— sq ft

Lot 3 Jaytee Dr #7, Alton, NH 03809

Birch hill estates • Buildable lots • Custom-built home

$649,000

5 beds2.5 baths3,940 sq ft

40 Old Wolfeboro Rd, Alton, NH 03809

Attached barn • Custom penny bar • Farmer's porch

$372,900

2 beds1 bath1,186 sq ft

7 Scott Dr, Alton Bay, NH 03810

Hills pond • Sunset lake • Storage sheds

Home values near 642 Alton Mountain Rd

Data from public records.

Address	Redfin Estimate
659 Alton Mountain Road, Alton Bay, NH 3 Beds \| 3 Baths \| 4494 Sq. Ft.	$1,283,931
568 Alton Mountain Road, Alton Bay, NH 4 Beds \| 3.5 Baths \| 3131 Sq. Ft.	$778,997
56 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 2580 Sq. Ft.	$698,754
650 Alton Mountain Road, Alton Bay, NH 4 Beds \| 2.5 Baths \| 2350 Sq. Ft.	$680,799
654 Alton Mountain Road, Alton Bay, NH - Beds \| - Baths \| - Sq. Ft.	—
568 Alton Mountain Road, Alton Bay, NH 4 Beds \| 3.5 Baths \| 3131 Sq. Ft.	$822,826
599 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 1757 Sq. Ft.	$516,010

Address	Redfin Estimate
599 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 1757 Sq. Ft.	$517,164
600 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 1498 Sq. Ft.	$623,010
566 Alton Mountain Road, Alton Bay, NH 3 Beds \| 3.5 Baths \| 2384 Sq. Ft.	$994,416
654 Alton Mountain Road, Alton Bay, NH 4 Beds \| 2.5 Baths \| 2350 Sq. Ft.	$691,301
659 Alton Mountain Road, Alton Bay, NH 3 Beds \| 3 Baths \| 4494 Sq. Ft.	$1,073,522
56 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 2580 Sq. Ft.	$679,540
587 Alton Mountain Road, Alton Bay, NH 4 Beds \| 3 Baths \| 2919 Sq. Ft.	$690,781

Address	Redfin Estimate
617 Alton Mountain Road, Alton Bay, NH 2 Beds \| 2 Baths \| 1900 Sq. Ft.	$639,494
587 Alton Mountain Road, Alton Bay, NH 4 Beds \| 3 Baths \| 2592 Sq. Ft.	$718,175
606 Alton Mountain Road, Alton Bay, NH 4 Beds \| 2.5 Baths \| 2350 Sq. Ft.	$661,392
650 Alton Mountain Road, Alton Bay, NH - Beds \| - Baths \| - Sq. Ft.	—
617 Alton Mountain Road, Alton Bay, NH 2 Beds \| 2 Baths \| 2984 Sq. Ft.	$656,354
606 Alton Mountain Road, Alton Bay, NH - Beds \| - Baths \| - Sq. Ft.	—
600 Alton Mountain Road, Alton Bay, NH 3 Beds \| 2 Baths \| 2675 Sq. Ft.	$639,703

Property information provided by PrimeMLS when last listed in 2025. This data may not match . Learn more.

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