20 Springhill Ln is a 2,666 square foot house on a 14.88 acre lot. - it last sold on November 28, 2007 for $950,000. Based on Redfin's Lafayette data, we estimate the home's value is $4,950,314.
Single-familyProperty Type
2010Year Built
14.88 acresLot Size
$1,857Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,950,314
$4.0M since sold in November 2007$426K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 102.6% higher than the average sale price ($2.44M) 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.
Zoning and permits
Zoning
Permits
LR-10
Low-Density Residential District-10
The purposes of the low-density residential L-R-10 district include the following: Provide for areas of low-density residential uses consistent with the general plan and with the city’s primary objective of preservation and enhancement of its semi-rural residential character; Promote the health, safety and welfare of the community by protecting the land in the L-R-10 district from uses that would disturb the natural environment and increase geologic, pedologic, seismic, hydrologic or other inherent hazards; Preserve and maintain the scenic, recreational, biotic, historic and other resources of land in the L-R-10 district.
Permitted uses
Include but are not limited to:
Livestock production
Housing-Single unit
Jul 18, 2025 • Final
Building - residential solar ground mount
Install a ground-mounted solar photovoltaic system and energy storage system on a residential property. The project includes solar modules, microinverters, and battery storage units with associated electrical equipment.
Electrical
Solar
Jul 11, 2025 • Final
Building/residential/p/pool
Construct a new wading pool with a safety cover.
Pool and hot tub
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
Exterior
Property Information
Subdivision Name: LA BOCHA DE LA CANADA DEL
Living Sq. Ft: 2,666
Ground Floor Sq. Ft: 2,666
Building Sq. Ft: 2,666
# of Stories: 1
Legal Description: POR BRIONES GRANT
Lot Information
# of Buildings: 1
Land Sq. Ft: 648,173
Legal Lot Number: 9
Acres: 14.88
County Use Description: URBAN ACREAGE 10-40A
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: —
Sq. Ft.: 2,666
Stories: 1.0
Lot Size: 14.88 acres
Style: Single Family Residential
Year Built: 2010
Year Renovated: 2013
County: Contra Costa County
APN: 2310500059
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Springhill Elementary School
Public K-5 • Assigned • 0.8mi
7/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 1.7mi
8/10
Acalanes High School
Public 9-12 • Assigned • 1.1mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 75-83% chance of a flood reaching the building in the next 30 years
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
2/10 Heat Factor
6 days above 95° expected this year, 11 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Lafayette, CA • 94549
Average low and high temperatures (°F)
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75
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87
58
84
59
77
56
63
48
57
45
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Feb
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Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$4.70M – $5.69M
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