4139 Willow Rd is a 2,270 square foot house on a 9,250 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Bethel Island data, we estimate the home's value is $735,346.
Single-familyProperty Type
1967Year Built
9,250 sq ftLot Size
$324Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$735,346
$44K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.1% lower than the average sale price ($809K) 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*
2026
$5,095 (+4.1%)
$145,317 + $211,985
$357,302
2025
$4,895 (+1.8%)
$145,317 + $211,985
$357,302
2024
$4,810 (+1.2%)
$142,468 + $207,829
$350,297
2023
$4,753 (+0.9%)
$139,675 + $203,754
$343,429
2022
$4,712 (+1.8%)
$136,937 + $199,759
$336,696
2021
$4,628 (+1.2%)
$134,252 + $195,843
$330,095
2020
$4,571 (+4.2%)
$131,620 + $192,003
$323,623
2019
$4,387 (+2.6%)
$130,271 + $190,035
$320,306
2018
$4,275 (+0.9%)
$127,717 + $186,309
$314,026
2017
$4,234 (+5.5%)
$122,758 + $179,075
$301,833
2016
$4,013 (−0.5%)
$122,758 + $179,075
$301,833
2015
$4,032 (+4.1%)
$120,351 + $175,564
$295,915
2014
$3,875 (+0.8%)
$116,222 + $169,540
$285,762
2013
$3,845 (+1.7%)
$116,222 + $169,540
$285,762
2012
$3,780 (+2.1%)
$115,697 + $168,774
$284,471
2011
$3,703 (+1.5%)
$113,429 + $165,465
$278,894
2010
$3,650 (+1.0%)
$111,205 + $162,221
$273,426
2009
$3,615 (+5.1%)
$110,374 + $161,009
$271,383
2008
$3,440
$110,637 + $161,392
$272,029
Tax history for 4139 Willow Rd
Year
Property tax
Land + Additions
Assessment*
2026
$5,095 (+4.1%)
$145,317 + $211,985
$357,302
2025
$4,895 (+1.8%)
$145,317 + $211,985
$357,302
2024
$4,810 (+1.2%)
$142,468 + $207,829
$350,297
2023
$4,753 (+0.9%)
$139,675 + $203,754
$343,429
2022
$4,712 (+1.8%)
$136,937 + $199,759
$336,696
2021
$4,628 (+1.2%)
$134,252 + $195,843
$330,095
2020
$4,571 (+4.2%)
$131,620 + $192,003
$323,623
2019
$4,387 (+2.6%)
$130,271 + $190,035
$320,306
2018
$4,275 (+0.9%)
$127,717 + $186,309
$314,026
2017
$4,234 (+5.5%)
$122,758 + $179,075
$301,833
2016
$4,013 (−0.5%)
$122,758 + $179,075
$301,833
2015
$4,032 (+4.1%)
$120,351 + $175,564
$295,915
2014
$3,875 (+0.8%)
$116,222 + $169,540
$285,762
2013
$3,845 (+1.7%)
$116,222 + $169,540
$285,762
2012
$3,780 (+2.1%)
$115,697 + $168,774
$284,471
2011
$3,703 (+1.5%)
$113,429 + $165,465
$278,894
2010
$3,650 (+1.0%)
$111,205 + $162,221
$273,426
2009
$3,615 (+5.1%)
$110,374 + $161,009
$271,383
2008
$3,440
$110,637 + $161,392
$272,029
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 30, 2017 • Final
Building - residential re-roof
Remove existing composition shingles and install new asphalt shingles on a residential building.
Roofing
Jan 30, 2010 • Final
Building/residential/al/alteration
Work on vinyl 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: 10
Exterior
Property Information
Subdivision Name: PLEASANTIMES SUB
Living Sq. Ft: 2,270
Ground Floor Sq. Ft: 1,405
Building Sq. Ft: 2,270
# of Stories: 1
Legal Description: PLEASANTIMES SUB LOT 252
Parking & Garage Information
Garage/Parking Sq. Ft: 762
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,250
Legal Lot Number: 252
Acres: 0.2124
Zoning Code: F-1
County Use Description: SINGLE FAMILY
Location Information
Parcel Location Influence: Waterfront
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,270
Stories: 1.0
Lot Size: 9,250 square feet
Style: Single Family Residential
Year Built: 1967
Year Renovated: 1980
County: Contra Costa County
APN: 0300900164
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Summer Lake Elementary
Public K-5 • Assigned • 3.3mi
5/10
Delta Vista Middle School
Public 6-8 • Assigned • 4.7mi
2/10
Freedom High School
Public 9-12 • Assigned • 6.7mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
10/10 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
86
60
90
62
85
62
74
54
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
$699,000 – $846,000
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