1808 Castle Gate Rd is a 4,702 square foot house on a 1.12 acre lot with 4 bedrooms and 6 bathrooms. - it last sold on September 09, 1992 for $760,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $3,140,839.
Single-familyProperty Type
1992Year Built
1.12 acresLot Size
$668Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$3,140,839
$2.4M since sold in September 1992$34K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.6% higher than the average sale price ($2.69M) 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
PD
Planned Development District
The purpose of the Planned Development District is to allow diversification in the relationship of various buildings, land uses, structures, and open spaces in order to be relieved from the rigid standards of conventional zoning. A Planned Development District shall comply with the regulations and provision of the General Plan and any applicable specific plan and shall provide adequate standards to promote the public, health, safety and general welfare without unduly inhibiting the advantages of modern building techniques and planning for residential or commercial purposes.
Apr 19, 2017 • Final
Building new construction, additions, alterations or sign
Remove and replace a deck.
Remodel
Aug 4, 2016 • Final
Reroof - multifamily residential, commercial or residential with overlay
Remove the existing roof and related sheet metal.
Roofing
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: 12
Exterior
Property Information
Living Sq. Ft: 4,702
Ground Floor Sq. Ft: 2,592
Building Sq. Ft: 4,702
# of Stories: 2
Legal Description: T05742 L0010 B
Parking & Garage Information
Garage/Parking Sq. Ft: 926
Lot Information
# of Buildings: 1
Land Sq. Ft: 48,750
Legal Lot Number: 10
Acres: 1.1191
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 6.0
Sq. Ft.: 4,702
Stories: 2.0
Lot Size: 1.12 acres
Style: Single Family Residential
Year Built: 1992
Year Renovated: 1992
County: Contra Costa County
APN: 1845000106
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Parkmead Elementary School
Public K-5 • Assigned • 0.4mi
8/10
Walnut Creek Intermediate School
Public 6-8 • Assigned • 1.8mi
9/10
Las Lomas High School
Public 9-12 • Assigned • 0.6mi
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
4/10 Heat Factor
8 days above 95° expected this year, 17 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
Walnut Creek, CA • 94595
Average low and high temperatures (°F)
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79
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86
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84
58
77
53
63
46
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
$2.98M – $3.61M
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