3518 Stone Rd is a 1,110 square foot house on a 0.4 acre lot with 2 bedrooms and 1 bathroom. Based on Redfin's Bethel Island data, we estimate the home's value is $525,610.
Single-familyProperty Type
1959Year Built
0.4 acresLot Size
$474Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$525,610
$1,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.4% higher than the average sale price ($504K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$3,809 (+5.9%)
$110,496 + $145,095
$255,591
2024
$3,595 (+1.1%)
$108,330 + $133,701
$242,031
2023
$3,557 (+0.8%)
$106,206 + $117,354
$223,560
2022
$3,529 (+2.0%)
$104,124 + $115,053
$219,177
2021
$3,458 (+1.4%)
$102,083 + $112,798
$214,881
2020
$3,411 (+6.3%)
$100,082 + $110,587
$210,669
2019
$3,208 (+2.4%)
$99,056 + $109,454
$208,510
2018
$3,133 (+0.9%)
$97,114 + $107,308
$204,422
2017
$3,106 (+5.1%)
$93,344 + $103,142
$196,486
2016
$2,954 (−0.4%)
$93,344 + $103,142
$196,486
2015
$2,966 (+5.2%)
$91,514 + $101,120
$192,634
2014
$2,819 (+9.7%)
$88,375 + $97,651
$186,026
2013
$2,569 (−0.9%)
$88,375 + $97,651
$186,026
2012
$2,592 (+7.2%)
$77,911 + $86,089
$164,000
2011
$2,418 (−4.6%)
$78,861 + $87,139
$166,000
2010
$2,535 (−3.8%)
$72,448 + $80,052
$152,500
2009
$2,634 (+5.1%)
$78,387 + $86,613
$165,000
2008
$2,507
$84,129 + $92,959
$177,088
Tax history for 3518 Stone Rd
Year
Property tax
Land + Additions
Assessment*
2025
$3,809 (+5.9%)
$110,496 + $145,095
$255,591
2024
$3,595 (+1.1%)
$108,330 + $133,701
$242,031
2023
$3,557 (+0.8%)
$106,206 + $117,354
$223,560
2022
$3,529 (+2.0%)
$104,124 + $115,053
$219,177
2021
$3,458 (+1.4%)
$102,083 + $112,798
$214,881
2020
$3,411 (+6.3%)
$100,082 + $110,587
$210,669
2019
$3,208 (+2.4%)
$99,056 + $109,454
$208,510
2018
$3,133 (+0.9%)
$97,114 + $107,308
$204,422
2017
$3,106 (+5.1%)
$93,344 + $103,142
$196,486
2016
$2,954 (−0.4%)
$93,344 + $103,142
$196,486
2015
$2,966 (+5.2%)
$91,514 + $101,120
$192,634
2014
$2,819 (+9.7%)
$88,375 + $97,651
$186,026
2013
$2,569 (−0.9%)
$88,375 + $97,651
$186,026
2012
$2,592 (+7.2%)
$77,911 + $86,089
$164,000
2011
$2,418 (−4.6%)
$78,861 + $87,139
$166,000
2010
$2,535 (−3.8%)
$72,448 + $80,052
$152,500
2009
$2,634 (+5.1%)
$78,387 + $86,613
$165,000
2008
$2,507
$84,129 + $92,959
$177,088
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Nov 16, 2020 • Active
Building/residential/al/alteration
Remodel the kitchen and living room, replace windows, and install a new heating and air conditioning system. Replace and extend the exterior deck, extend the vaulted ceiling over the new deck, and install new patio doors. Replace and relocate the electrical meter.
Electrical
HVAC
Kitchen
Remodel
Roofing
Jan 30, 2010 • Final
Building/residential/al/alteration
Work on siding.
Remodel
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
Interior
Room Information
# of Rooms: 4
Exterior
Property Information
Living Sq. Ft: 1,110
Ground Floor Sq. Ft: 1,110
Building Sq. Ft: 1,110
# of Stories: 1
Legal Description: SANDMOUND PARK LOT 12 & TR ADJ
Parking & Garage Information
Garage/Parking Sq. Ft: 570
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,533
Legal Lot Number: 12
Acres: 0.4025
Zoning Code: F-1
County Use Description: SINGLE FAMILY
Location Information
Parcel Location Influence: Waterfront
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,110
Stories: 1.0
Lot Size: 0.4 acres
Style: Single Family Residential
Year Built: 1959
Year Renovated: 1975
County: Contra Costa County
APN: 0311210546
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Summer Lake Elementary
Public K-5 • Assigned • 1.8mi
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
6 days above 101° expected this year, 12 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)
58
40
63
45
71
50
72
51
80
56
85
58
85
58
90
62
86
61
78
55
63
47
55
44
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
$500,000 – $605,000
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