OFF MARKET

Off Market Aug 2020 for $520K

$665,262

•

1,204

sq ft

3450 Stone Rd, Bethel Island, CA 94511

About this home

Pride of Ownership shows in this beautifully maintained Waterfront Property! Updated kitchen, bath and floors. Fireplace is wood burning stove with brick surround. Includes covered boat berth with hydro hoist. Refrigerator, washer and dryer are included. Manicured front and back yards with fencing. Back yard has concrete retaining wall, lattice and enclosed fenced area. Composite decking on upper deck, with canvas canopy and window shades. Overlooking Sandmound Slough and views of Mt. Diablo.

Single-familyProperty Type

1966Year Built

0.57 acresLot Size

$553Est. Price/Sq.Ft.

2 car garageParking

Listed by Cathy Byrns •DRE #01447589 • Boyd Real Estate, Inc.

Bought with Laura Agdanowski •DRE #01902666 • Keller Williams

Redfin checked: a minute ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40911486

Redfin Estimate

$665,262

$145K since sold in August 2020$6,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 32.1% higher than the average sale price ($504K) of 6 comparable homes.

SOLD JUN 11, 2026
$530,000
A
2 beds1 bath963 sq ft
3600 Stone Rd, Bethel Island, CA 94511
SOLD JUN 24, 2026
$437,000
B
3 beds2 baths896 sq ft
3678 Stone Rd, Bethel Island, CA 94511
SOLD JUN 9, 2026
$350,000
C
1 bed1 bath500 sq ft
3712 Stone Rd, Bethel Island, CA 94511
SOLD AUG 25, 2026
$780,000
D
2 beds2 baths1,248 sq ft
4221 Willow Rd, Bethel Island, CA 94511
BOUGHT WITH REDFIN JUL 17, 2026
$450,000
E
3 beds2 baths1,500 sq ft
4123 Willow Rd, Bethel Island, CA 94511
SOLD MAY 26, 2026
$475,000
F
3 beds2 baths2,210 sq ft
5614 Sandmound Blvd, Oakley, CA 94561

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Earn from this home

Sell

$263,801

Est. take-home

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Rent

$2,429/mo

Redfin rental estimate

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Market trends in 94511, CA

Last updated August 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

98.5%

0.3% MoM

Median sale price

$656K

$33K MoM

Avg. days on market

45d

0 days MoM

Recently sold homes

2 MoM

New listings for sale

$139,900
4 beds2 baths1,536 sq ft
3698 Hawthorne Dr #73, Bethel Island, CA 94511
$470,000
3 beds1.5 baths1,109 sq ft
2172 Taylor Rd, Bethel Island, CA 94511
See all

Provided by Redfin

Sale history for 3450 Stone Rd

Year

Property tax

Land + Additions

Assessment*

2025

$6,633 (+1.8%)

$298,101 + $220,814

$518,915

2024

$6,518 (+2.2%)

$292,256 + $216,485

$508,741

2022

$6,380 (+1.6%)

$280,908 + $208,080

$488,988

2021

$6,279 (+63.3%)

$275,400 + $204,000

$479,400

2020

$3,845 (+5.6%)

$270,000 + $200,000

$470,000

2019

$3,640 (+2.5%)

$109,892 + $137,365

$247,257

2018

$3,552 (+0.9%)

$107,738 + $134,672

$242,410

2017

$3,521 (+5.3%)

$103,555 + $129,444

$232,999

2016

$3,343 (−0.5%)

$103,555 + $129,444

$232,999

2015

$3,359 (+13.5%)

$101,525 + $126,906

$228,431

2014

$2,960 (+8.9%)

$125,371 + $73,129

$198,500

2013

$2,717

$125,371 + $73,129

$198,500

2012

$2,717 (−0.6%)

$111,792 + $65,208

$177,000

2011

$2,732 (−10.3%)

$111,791 + $65,209

$177,000

2010

$3,047 (−7.4%)

$113,686 + $66,314

$180,000

2009

$3,290 (−5.1%)

$132,634 + $77,366

$210,000

2008

$3,468

$148,423 + $86,577

$235,000

Tax history for 3450 Stone Rd

Year

Property tax

Land + Additions

Assessment*

2025

$6,633 (+1.8%)

$298,101 + $220,814

$518,915

2024

$6,518 (+2.2%)

$292,256 + $216,485

$508,741

2022

$6,380 (+1.6%)

$280,908 + $208,080

$488,988

2021

$6,279 (+63.3%)

$275,400 + $204,000

$479,400

2020

$3,845 (+5.6%)

$270,000 + $200,000

$470,000

2019

$3,640 (+2.5%)

$109,892 + $137,365

$247,257

2018

$3,552 (+0.9%)

$107,738 + $134,672

$242,410

2017

$3,521 (+5.3%)

$103,555 + $129,444

$232,999

2016

$3,343 (−0.5%)

$103,555 + $129,444

$232,999

2015

$3,359 (+13.5%)

$101,525 + $126,906

$228,431

2014

$2,960 (+8.9%)

$125,371 + $73,129

$198,500

2013

$2,717

$125,371 + $73,129

$198,500

2012

$2,717 (−0.6%)

$111,792 + $65,208

$177,000

2011

$2,732 (−10.3%)

$111,791 + $65,209

$177,000

2010

$3,047 (−7.4%)

$113,686 + $66,314

$180,000

2009

$3,290 (−5.1%)

$132,634 + $77,366

$210,000

2008

$3,468

$148,423 + $86,577

$235,000

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

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

0.37 Acres

Year renovated

1966

Sq. Ft.

1,204

Year built

1963

Style

Single Family Residential

County

Contra Costa County

APN

0311210462

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

Oct 17, 2023 • Final

Building - residential solar photovoltaic

Electrical

Solar

Nov 8, 2016 • Final

Building - residential re-roof

Perform a residential re-roofing project by replacing the existing torch down roofing with new torch down roofing.

Roofing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Has Attached Garage
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Attached, Int Access From Garage, RV/Boat Parking, Workshop in Garage

Interior

Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 1
# of Bathrooms Partial: 1
Primary Bathroom Included Features: Shower Over Tub, Solid Surface, Updated Baths

Interior Features
Interior Features: Dining Area, Counter - Solid Surface, Pantry, Updated Kitchen
Appliances: Dishwasher, Electric Range, Disposal, Microwave, Free-Standing Range, Refrigerator, Dryer, Washer
Laundry Features: Dryer, Laundry Room, Washer
Upper Level Features: 1 Bedroom, 1 Bath
Street Level Features: 1 Bedroom, 0.5 Bath, Laundry Facility, No Steps to Entry
Window Features: Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Tile, Carpet, Wood

Room Information
Kitchen Features: Counter - Solid Surface,Dishwasher,Electric Range/Cooktop,Garbage Disposal,Microwave,Pantry,Range/Oven Free Standing,Refrigerator,Updated Kitchen
Rooms Total: 4
Fireplace Features: Family Room, Free Standing, Wood Burning

Exterior

Building Information
Construction Materials: Vinyl Siding
Building Area Total: 1,204
Foundation Details: Slab

Exterior Features
Patio And Porch Features: Deck
Exterior Features: Dock, Back Yard, Front Yard, Garden/Play, Sprinklers Back, Sprinklers Front, Terraced Up
Fencing: Fenced

Property Information
Living Area: 1204
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1966

Lot Information
Lot Size Square Feet: 24622
Lot Size Area: 0.565
Lot Size Units: Acres
Lot Size Acres: 0.565
Lot Features: Sloped Up
Waterfront
Waterfront Features: River Front
Zoning: F-1

Utilities

Utility Information
Water Source: Well
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Electric
Cooling: Ceiling Fan(s), Wall/Window Unit(s)

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 1,204
Stories: 1.0
Lot Size: 0.37 acres
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1966
County: Contra Costa County
APN: 0311210462

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Summer Lake Elementary

Public K-5 • Assigned • 1.9mi

5/10

Delta Vista Middle School

Public 6-8 • Assigned • 3.4mi

2/10

Freedom High School

Public 9-12 • Assigned • 5.6mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

9/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 101° expected this year, 13 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

10/10 Air Factor

21 unhealthy days expected this year, 23 days in 30 years

Provided by First Street

Historical weather

Bethel Island, CA • 94511

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 12.8 hours in June and 4.6 hours in December, placing it above the U.S. average for solar exposure.

12.8 hrs

4.6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$632,000 – $766,000

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Nearby similar homes

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NEW CONSTRUCTION

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Land— sq ft

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New listings for sale in 94511

$139,900

4 beds2 baths1,536 sq ft

3698 Hawthorne Dr #73, Bethel Island, CA 94511

$470,000

3 beds1.5 baths1,109 sq ft

2172 Taylor Rd, Bethel Island, CA 94511

Home values near 3450 Stone Rd

Data from public records.

Address	Redfin Estimate
3474 Stone Road, Bethel Island, CA 3 Beds \| 2 Baths \| 1847 Sq. Ft.	$675,485
3386 Stone Road, Bethel Island, CA 3 Beds \| 2.5 Baths \| 2628 Sq. Ft.	$1,130,737

Address	Redfin Estimate
3506 Stone Road, Bethel Island, CA 3 Beds \| 3 Baths \| 1920 Sq. Ft.	$623,510
3430 Stone Road, Bethel Island, CA 2 Beds \| 2 Baths \| 1931 Sq. Ft.	$626,326

Address	Redfin Estimate
3420 Stone Road, Bethel Island, CA 4 Beds \| 2 Baths \| 1534 Sq. Ft.	$583,260
3480 Stone Road, Bethel Island, CA 1 Beds \| 1 Baths \| 911 Sq. Ft.	$468,065

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2020. 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 94511, CA

Sale history for 3450 Stone Rd

Tax history for 3450 Stone Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94511

Home values near 3450 Stone Rd

More real estate resources