OFF MARKET

Off Market Aug 2017 for $335K

$653,570

•

1,550

sq ft

250 Rattlesnake Is, Alton, NH 03809

About this home

A piece of paradise! This Winnipesaukee Waterfront gem consists of two cottages on the most level portion of Rattlesnake Island. Amazing sunsets. Gentle slope to water. 30 foot main dock, 2nd protected dock in a nearby cove. Island Association owns a mainland dock/w parking....Main cottage has 2 BR (one with an alcove), kitch, office, LR, full bath... Front and rear decks...2nd cottage (2013) has two large rooms, 1/2 bath... Cottages are well built... 200 amp elect/w sep panel in each cottage....Recent septic...Sold fully furnished and ready to go! Price incl a good 23 Foot Century boat (in first picture) & docking at West Alton Marina until end of season....YR built: 1983, 2013...Lot: .70 acre...Waterfront: 100ft...Fin Sq Ft: 1550+...Main Cottage Rms: 1st: LR, Kitch/Din, BR, bath...2nd: BR & alcove, den...2nd Cottage: 1st fl /w 1/2 bath...2nd fl: BR....Water:lake....Internet: DSL...Poss. owner fin. or rent/w opt to buy

Single-familyProperty Type

1983Year Built

0.7 acresLot Size

$422Est. Price/Sq.Ft.

Listed by Dave White • OwnerEntry.com

Bought with Dave White • OwnerEntry.com

Redfin checked: a minute ago

•Source:MLS PIN #72198440

Redfin Estimate

$653,570

$319K since sold in August 2017$5,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.7% lower than the average sale price ($685K) of 6 comparable homes.

SOLD SEP 10, 2026
$1,325,000
A
3 beds2 baths1,536 sq ft
230 Big Barndoor Is, Alton Bay, NH 03810
SOLD AUG 31, 2026
$599,000
B
3 beds2 baths1,540 sq ft
6 Bassett Rd, Wolfeboro, NH 03894
SOLD APR 30, 2026
$541,000
C
3 beds2 baths1,536 sq ft
60 Upland Dr, Gilford, NH 03249
SOLD MAR 20, 2026
$575,000
D
3 beds2 baths1,580 sq ft
40 Deer Run Ln, Gilford, NH 03249
SOLD JUN 10, 2026
$482,900
E
3 beds1.5 baths1,662 sq ft
24 Jay Dr, Gilford, NH 03249
SOLD AUG 21, 2026
$590,000
F
3 beds2 baths1,921 sq ft
176 Sagamore Rd, Gilford, NH 03249

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$396,970

Est. take-home

List your home with Redfin and save $6,536

Rent

$2,365/mo

Redfin rental estimate

List your home for rent

Market trends in 03810, NH

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

98.2%

1.2% MoM

Median sale price

$672K

$97K MoM

Avg. days on market

49d

20 days MoM

Recently sold homes

8 MoM

New listings for sale

$248,000
3 beds2 baths1,509 sq ft
21 Osprey Rd, Alton, NH 03809
$55,000
2 beds1 bath732 sq ft
159 Heron Point Rd #6, Alton, NH 03809
See all

Provided by Redfin

Sale history for 250 Rattlesnake Is

Date

Event

Price

MLS PIN #72198440

Aug 31, 2017

Sold

$335,000

$216/sq ft

Aug 3, 2017

Pending

—

Jul 14, 2017

Listed

$359,900

$232/sq ft

PrimeMLS #2773427

Sep 25, 2009

Sold

$300,000

$194/sq ft

Apr 27, 2009

Listed

$329,500

$213/sq ft

Public record

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Single Family Residential

County

Belknap County

APN

—

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 10, 2022.

Property details

Interior

Bathroom Information
# of Bathrooms (Full): 1
# of Bathrooms (Half): 1

Interior Features
# of Rooms (Total): 7
Flooring: Wood, Carpet

Exterior

Building Information
Building Area (Total): 1,550
Construction Materials: Frame
Year Built Source: Owner
Year Built Details: Actual

Exterior Features
Roof: Shingle
Patio And Porch Features: Deck, Deck - Wood
Exterior Features: Deck, Deck - Wood

Property Information
PropertySubType: Single Family Residence
Has Waterview
Lake

Lot Information
Lot Size (Acres): 0.7
WaterfrontYN: Yes

Financial

Tax Information
Tax Annual Amount: $4,160
Tax Year: 2017

Utilities

Utility Information
Utilities: for Electric Oven
Sewer: Private Sewer
Electric: Circuit Breakers, 200+ Amp Service

Heating & Cooling
Has Heating
Heating: Electric Baseboard, Other

Location

Location Information
Directions: GPS to 250 Rattlesnake Island
UnparsedAddress: 250 Rattlesnake Island, Alton NH 03809

Community Information
Senior CommunityYN: No

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Belknap County
APN: —

Home facts updated by county records on Aug 10, 2022

Other

Miscellaneous Information
Heat Zones: 3

Listing Information
StandardStatus: Closed

Around this home

Schools

Alton Central School

Public PreK-8 • Assigned • 8.6mi

5/10

Prospect Mountain High School

Public 9-12 • Assigned • 9.7mi

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

11% 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, NH • 03809

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.6 hours in June and 3.9 hours in December, placing it below the U.S. average for solar exposure.

8.6 hrs

3.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$621,000 – $752,000

Reach more buyers when you sell with Redfin. Save up to $6,536 in fees. 3 minutes to get started.

Get a free, detailed breakdown of how we calculated your estimate.

Nearby similar homes

$599,000

2 beds1 bath786 sq ft

756 Rattlesnake Is, Alton, NH 03810

VIDEO TOUR

$10,950,000

7 beds7.5 baths14,778 sq ft

20 WYMAN Dr, Wolfeboro, NH 03894

$424,900

3 beds1 bath1,056 sq ft

12 Beach St, Alton Bay, NH 03810

$879,000

6 beds3.5 baths4,026 sq ft

49 Center St, Wolfeboro, NH 03894

$1,045,000

4 beds3.5 baths2,768 sq ft

27 Orchard Ln, Alton, NH 03809

VIDEO TOUR

$1,359,000

3 beds2.5 baths4,080 sq ft

73 Pipers Point Ln, Alton, NH 03809

New listings for sale in 03809

$248,000

3 beds2 baths1,509 sq ft

21 Osprey Rd, Alton, NH 03809

$55,000

2 beds1 bath732 sq ft

159 Heron Point Rd #6, Alton, NH 03809

Home values near 250 Rattlesnake Is

Data from public records.

Address	Redfin Estimate
384 Rattlesnake Island, Alton Bay, NH 2 Beds \| - Baths \| 631 Sq. Ft.	$471,235
222 Rattlesnake Island, Alton Bay, NH 3 Beds \| 1 Baths \| 1271 Sq. Ft.	$660,032

Address	Redfin Estimate
376 Rattlesnake Island, Alton Bay, NH 2 Beds \| 1.5 Baths \| 886 Sq. Ft.	$684,410
838 Rattlesnake Island, Alton Bay, NH 2 Beds \| 2 Baths \| 1680 Sq. Ft.	$999,755

Address	Redfin Estimate
230 Rattlesnake Island, Alton Bay, NH 3 Beds \| 1.5 Baths \| 1440 Sq. Ft.	$777,428
256 Rattlesnake Island, Alton Bay, NH 3 Beds \| 1 Baths \| 1543 Sq. Ft.	$680,607

Property information provided by MLS PIN when last listed in 2017. This data may not match . Learn more.

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

Houses for rent in Belknap County	Agents near me	Londonderry, NH homes for sale	Belknap County Housing Market
Houses for sale near me	Nashua, NH homes for sale	Derry, NH homes for sale
Land for sale near me	Portsmouth, NH homes for sale	Hudson, NH homes for sale
Open Houses near me	Salem, NH homes for sale	Belknap County Property Records
Condos for sale near me	Manchester, NH homes for sale	NH New Listings

Laconia homes for sale
Wolfeboro homes for sale
Meredith homes for sale

York County homes for sale
Hillsborough County homes for sale
Rockingham County homes for sale