4111 Windsweep Rd is a 1,482 square foot house on a 1.01 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on February 14, 2002 for $270,000. Based on Redfin's Bethel Island data, we estimate the home's value is $621,268.
Single-familyProperty Type
1936Year Built
1.01 acresLot Size
$419Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$621,268
$351K since sold in February 2002$7,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.5% lower than the average sale price ($744K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jul 17, 2023 • Final
Building - residential mechanical
Replace an existing package unit with a new heat pump package unit. Replace existing ducting.
Heat pump
HVAC
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
Heating & Cooling
Air Conditioning Type: Evaporative
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Foundation Type: Raised W/Crawlspace
Exterior Wall: Wood Siding
Property Information
Living Sq. Ft: 1,482
Ground Floor Sq. Ft: 1,482
Building Sq. Ft: 2,122
# of Stories: 1
Legal Description: POR SEC 14 T2N R3E EX MR
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Built-In Garage
Garage/Parking Sq. Ft: 640
Garage / Carport Type: Built In
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,996
Acres: 1.01
Zoning Code: A-2
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,482
Stories: 1.0
Lot Size: 1.01 acres
Style: Single Family Residential
Year Built: 1936
Year Renovated: 1975
County: Contra Costa County
APN: 0301400107
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 • 2.1mi
5/10
Delta Vista Middle School
Public 6-8 • Assigned • 4.1mi
2/10
Freedom High School
Public 9-12 • Assigned • 6.0mi
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
3/10 Fire Factor
0.62% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 101° expected this year, 14 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
$591,000 – $715,000
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