106 Castle Crest Rd is a 2,487 square foot house on a 1 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on December 06, 2018 for $785,000. Based on Redfin's Alamo data, we estimate the home's value is $1,717,742.
Single-familyProperty Type
1963Year Built
1 acresLot Size
$691Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,717,742
$933K since sold in December 2018$15K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22% lower than the average sale price ($2.20M) 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 3, 2025 • Final
Building/grading/g/grading supervised
Construct a concrete retaining wall of varying heights.
Grading
Oct 28, 2025 • Final
Permit submittal
Construct concrete retaining walls with a built-in wood bar, guardrails, handrails, and concrete stairs. Install an impermeable driveway, a stone patio, an artificial turf area, and a metal stair. Complete landscape plantings and irrigation.
Grading
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: 11
Exterior
Property Information
Subdivision Name: WALNUT CRK PARK
Living Sq. Ft: 2,487
Ground Floor Sq. Ft: 1,680
Building Sq. Ft: 2,487
# of Stories: 1
Legal Description: WALNUT CREEK PARK POR LOT 13
Parking & Garage Information
Garage/Parking Sq. Ft: 420
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,560
Legal Lot Number: 13
Acres: 1
Zoning Code: R-20
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,487
Stories: 1.0
Lot Size: 1 acres
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1973
County: Contra Costa County
APN: 1882000381
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Murwood Elementary School
Public K-5 • Assigned • 0.8mi
9/10
Walnut Creek Intermediate School
Public 6-8 • Assigned • 2.6mi
9/10
Las Lomas High School
Public 9-12 • Assigned • 1.3mi
10/10
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
4/10 Fire Factor
0.93% chance of being in a wildfire in next 30 years
3/10 Heat Factor
8 days above 96° expected this year, 16 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
Alamo, CA • 94507
Average low and high temperatures (°F)
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86
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81
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71
52
62
44
56
43
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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
$1.63M – $1.98M
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