70 Castle Crest Rd is a 2,935 square foot house on a 0.74 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on May 01, 1985 for $210,000. Based on Redfin's Alamo data, we estimate the home's value is $2,069,246.
Single-familyProperty Type
1958Year Built
0.74 acresLot Size
$705Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,069,246
$1.9M since sold in May 1985$15K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.1% lower than the average sale price ($2.47M) 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 28, 2005 • Final
Building - residential mechanical
Replace the furnace, air conditioning unit, and coil. Verification of duct sealing is required per Title 24 regulations.
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: Central
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 11
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Ranch
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Wood Siding
Property Information
Subdivision Name: WALNUT CRK PARK
Living Sq. Ft: 2,935
Ground Floor Sq. Ft: 2,142
Building Sq. Ft: 2,935
# of Stories: 2
Legal Description: WALNUT CREEK PARK POR LOT 13
Parking & Garage Information
Garage/Parking Sq. Ft: 483
Lot Information
# of Buildings: 1
Land Sq. Ft: 32,234
Legal Lot Number: 13
Acres: 0.74
Zoning Code: R-20
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,935
Stories: 2.0
Lot Size: 0.74 acres
Style: Single Family Residential
Year Built: 1958
Year Renovated: 1958
County: Contra Costa County
APN: 1882000126
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Murwood Elementary School
Public K-5 • Assigned • 0.9mi
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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83
57
76
53
62
44
56
43
Jan
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
$1.97M – $2.38M
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