707 Willow Lake Rd is a 2,448 square foot house on a 7,200 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on September 17, 2003 for $575,000. Based on Redfin's Discovery Bay data, we estimate the home's value is $894,163.
Single-familyProperty Type
1981Year Built
7,200 sq ftLot Size
$365Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$894,163
$319K since sold in September 2003$81K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.5% higher than the average sale price ($848K) 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
Nov 23, 2021 • Final
Building - residential re-roof
Perform a partial reroof by removing existing roof tiles and underlayment. Install new waterproofing underlayment and reinstall the original roof tiles. Ensure compliance with cool roof requirements.
Roofing
Oct 15, 2021 • Final
Building - residential solar photovoltaic
Install a roof-mounted photovoltaic system and energy storage systems. A revision was made to downsize the system and remove modules.
Battery
Electrical
Solar
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: 9
Exterior
Property Information
Living Sq. Ft: 2,448
Ground Floor Sq. Ft: 1,698
Building Sq. Ft: 2,448
# of Stories: 2
Legal Description: T04378 L0035 B EX 3/4 MR
Parking & Garage Information
Garage/Parking Sq. Ft: 506
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,200
Legal Lot Number: 35
Acres: 0.1653
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.: 2,448
Stories: 2.0
Lot Size: 7,200 square feet
Style: Single Family Residential
Year Built: 1981
Year Renovated: 1982
County: Contra Costa County
APN: 0042650093
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
Discovery Bay Elementary School
Public K-5 • Assigned • 1.0mi
8/10
Excelsior Middle School
Public 6-8 • Assigned • 3.5mi
4/10
Liberty High School
Public 9-12 • Assigned • 5.6mi
7/10
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 102° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
20 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Discovery Bay, CA • 94505
Average low and high temperatures (°F)
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49
82
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92
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95
62
88
62
75
54
64
46
56
43
Jan
Feb
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Sun exposure
In this area, properties receive around 12.6 hours in
June and 4.7 hours in December, placing it above the
U.S. average for solar exposure.
12.6 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$850,000 – $1.03M
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