OFF MARKET

Listed by Gus Benavides • Roche Realty Group. Bought with Roche Realty Group.

Off market sep 2016 for $605K

$1,415,518

•

1,928

sq ft

312 Rattlesnake Is, Alton Bay, NH 03809

About this home

Rattlesnake Island, Alton, NH-One of a kind Island Paradise with 334 of Shorefront on Lake Winnipesaukee. Available for the first time in over 37 years, this landmark property on the point of Rattlesnake Island has been the envy of passing boaters for many years. Discover this distinctive spot with long range Lake and Mountain views, 334 of private shorefront, extensive docking system protected by 2 breakwaters, 2 sugar sand swim areas & perfect Southerly & Westerly exposure delivering blazing Sunsets. You will be in awe with this hand-scraped log home that has been painstakingly built by a master craftsman & maintained to ensure its beauty. The Main Residence features a massive fieldstone fireplace in the living area, 2 bedrooms, 2 baths & 2 porches with breath taking views. Next door is a pristine character-filled log bunkhouse that sleeps 10. Waterfront living at this FULLY FURNISHED residence is accentuated by superb entertaining spaces & manicured lawns leading to shoreline.

Single-familyProperty Type

1979Year Built

0.85 acresLot Size

$734Est. Price/Sq.Ft.

Listed by Gus Benavides • Roche Realty Group

Bought with Gus Benavides • Roche Realty Group

Redfin checked: 2 minutes ago

•Source:PrimeMLS #4493975

Redfin Estimate

$1,415,518

$811K since sold in September 2016$66K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 100.6% higher than the average sale price ($705K) of 6 comparable homes.

SOLD AUG 21, 2026
$590,000
A
3 beds2 baths1,921 sq ft
176 Sagamore Rd, Gilford, NH 03249
SOLD JUN 10, 2026
$482,900
B
3 beds1.5 baths1,662 sq ft
24 Jay Dr, Gilford, NH 03249
SOLD OCT 2, 2026
$460,000
C
3 beds2 baths1,968 sq ft
5 Council Tree Ln, Wolfeboro, NH 03894
SOLD SEP 10, 2026
$1,325,000
D
3 beds2 baths1,536 sq ft
230 Big Barndoor Is, Alton Bay, NH 03810
SOLD MAR 20, 2026
$575,000
E
3 beds2 baths1,580 sq ft
40 Deer Run Ln, Gilford, NH 03249
SOLD JUN 25, 2026
$800,000
F
3 beds1.5 baths1,064 sq ft
120 Big Barndoor Is, Alton Bay, NH 03810

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Earn from this home

Sell

$953,183

Est. take-home

List your home with Redfin and save $14,155

Market trends in 03810, NH

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

97.7%

0.5% MoM

Median sale price

$967K

$295K MoM

Avg. days on market

62d

13 days MoM

Recently sold homes

0 MoM

New listings for sale

$450,000
3 beds2.5 baths1,644 sq ft
15 Marsha Dr, Alton Bay, NH 03810
$435,000
3 beds2 baths1,305 sq ft
504 Alton Mountain Rd, Alton Bay, NH 03810
$3,999,000
2 beds4 baths2,838 sq ft
5 Loon Cove Rd, Alton Bay, NH 03810
See all

Provided by Redfin

Sale history for 312 Rattlesnake Is

Year

Property tax

Land + Additions

Assessment*

2024

$10,943 (−1.5%)

$513,900 + $329,200

$843,100

2022

$11,112 (+25.4%)

$513,900 + $329,200

$843,100

2021

$8,863 (+4.3%)

$513,900 + $264,900

$778,800

2020

$8,500 (+11.5%)

$376,700 + $232,600

$609,300

2019

$7,622 (−7.9%)

$376,700 + $232,600

$609,300

2018

$8,278 (+8.8%)

$376,700 + $215,000

$591,700

2017

$7,609 (+1.2%)

$376,700 + $215,000

$591,700

2016

$7,518 (+2.8%)

$360,100 + $171,200

$531,300

2015

$7,315 (+4.9%)

$360,100 + $152,500

$512,600

2013

$6,975

$370,800 + $148,200

$519,000

Tax history for 312 Rattlesnake Is

Year

Property tax

Land + Additions

Assessment*

2024

$10,943 (−1.5%)

$513,900 + $329,200

$843,100

2022

$11,112 (+25.4%)

$513,900 + $329,200

$843,100

2021

$8,863 (+4.3%)

$513,900 + $264,900

$778,800

2020

$8,500 (+11.5%)

$376,700 + $232,600

$609,300

2019

$7,622 (−7.9%)

$376,700 + $232,600

$609,300

2018

$8,278 (+8.8%)

$376,700 + $215,000

$591,700

2017

$7,609 (+1.2%)

$376,700 + $215,000

$591,700

2016

$7,518 (+2.8%)

$360,100 + $171,200

$531,300

2015

$7,315 (+4.9%)

$360,100 + $152,500

$512,600

2013

$6,975

$370,800 + $148,200

$519,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

0.85 Acres

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Other

County

Belknap County

APN

729268

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 23, 2026.

Property details

Interior

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

Basement Information
Crawl Space, Storage Space

Other Interior Features
# of Rooms: 7
Flooring: Ceramic Tile, Softwood

Equipment & Appliance Information
Dishwasher, Dryer, Microwave, Range - Electric, Refrigerator, Trash Compactor, Washer, Water Heater - Electric

Room 1 Information
Kitchen
Kitchen
Dimensions: 14' x 11'
Level: 1

Room 2 Information
Dining Room
Dimensions: 12'4" x 16'10"
Level: 1

Room 3 Information
Living Room
Dimensions: 12'9" x 23'5"
Level: 1

Room 5 Information
Office/Study
Dimensions: 6'7" x 7'5"
Level: 2

Room 7 Information
Master Bedroom
Dimensions: 12'3" x 15'5"
Level: 2

Room 8 Information
Bedroom
Dimensions: 7'6" x 15'5"
Level: 2

Room 13 Information
Other
Dimensions: 19'4" x 7'7"
Level: 1

Room 14 Information
Other
Dimensions: 288 sq ft
Level: 1

Room 15 Information
Other
Dimensions: 13'2" x 14'9"
Level: 2

Room 16 Information
Full Bath
Level: 2

Room 17 Information
1/2 Bath
Level: 1

Exterior

Building Information
Architectural Style: Log
Construction Status: Existing
Construction Materials: Log Home, Log Exterior
Approximate Sq. Ft. Total Finished: 1928
Approximate Sq. Ft. Total: 1928
Color: Natural
Roof: Shingle - Asphalt

Lot, Zoning, & Easement Information
Lot Features: Mountain View, View, Wooded, Island

Survey Information
Surveyed: Yes

Other Property & Lot Information
Year Built: 1979
Water View: Yes
Water View: Y
Waterfront: Yes
Water Body Access: Yes
Right of Way

Financial

Assessment Information
Assessment Amount: 531300
Assessment Year: 2015

Tax Information
Tax Year: 2015
Tax Rate: 14.27
Gross Amount Tax: 7581

Other Tax Information
Page Deed: 433

Utilities

Heating & Cooling Information
Heat: Pellet Stove, Wood, Alternative Heat Stove, Baseboard, Electric, Stove - Wood

Sewer Information
750 Gallon, Other

Electric Information
Electric Company: NH Elec Coop
200 Amp, Circuit Breaker(s), Generator Ready

Water Information
Water Frontage Length: 334
Water Source: Other

Other Utilities Information
Phone Company: Fairpoint

Location

Homeowners Association
Recreation

School Information
School District: Alton School District SAU #72
Elementary School: Alton Central School
Elementary School: Alton Central School
Middle/Jr School: Alton Central School
School - High: Prospect Mountain High School

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 0.85 acres
Style: Other
Year Built: —
Year Renovated: —
County: Belknap County
APN: 729268

Home facts updated by county records on Sep 23, 2026

Other

Water Body Information
Lake
Name: Winnipesaukee
Access: Owned
Flood Zone: Unknown

Misc. Information
Seasonal: Yes

Documents & Disclosures
Documents Available: Deed, Property Disclosure, Results Available, Survey

Around this home

Schools

Alton Central School

Public PreK-8 • Assigned • 8.4mi

5/10

Prospect Mountain High School

Public 9-12 • Assigned • 9.5mi

4/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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 91° expected this year, 16 days in 30 years

4/10 Wind Factor

17% 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 • 03809

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Estimated sale price

$1.35M – $1.63M

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Land— sq ft

Lot 3 Jaytee Dr #7, Alton, NH 03809

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New listings for sale in 03810

$450,000

3 beds2.5 baths1,644 sq ft

15 Marsha Dr, Alton Bay, NH 03810

$435,000

3 beds2 baths1,305 sq ft

504 Alton Mountain Rd, Alton Bay, NH 03810

$3,999,000

2 beds4 baths2,838 sq ft

5 Loon Cove Rd, Alton Bay, NH 03810

Home values near 312 Rattlesnake Is

Data from public records.

Address	Redfin Estimate
260 Rattlesnake Is, Alton Bay, NH 2 Beds \| 0.5 Baths \| 1166 Sq. Ft.	$1,319,552
256 Rattlesnake Is, Alton Bay, NH 3 Beds \| 1 Baths \| 1543 Sq. Ft.	$891,689

Address	Redfin Estimate
292 Rattlesnake Is, Alton Bay, NH 3 Beds \| 2 Baths \| 1588 Sq. Ft.	$786,731
340 Rattlesnake Is, Alton Bay, NH 3 Beds \| 1 Baths \| 2070 Sq. Ft.	$852,294

Address	Redfin Estimate
330 Rattlesnake Is, Alton Bay, NH - Beds \| - Baths \| 480 Sq. Ft.	$606,130
286 Rattlesnake Is, Alton Bay, NH 5 Beds \| 1.5 Baths \| 2681 Sq. Ft.	$1,612,692

Property information provided by PrimeMLS when last listed in 2016. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 03810, NH

Sale history for 312 Rattlesnake Is

Tax history for 312 Rattlesnake Is

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 03810

Home values near 312 Rattlesnake Is

More real estate resources