1858 Castle Gate Rd is a 3,090 square foot house on a 0.73 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on March 25, 1991 for $474,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $2,068,590.
Single-familyProperty Type
1986Year Built
0.73 acresLot Size
$669Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,068,590
$1.6M since sold in March 1991$77K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.6% lower than the average sale price ($2.10M) 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.
Jul 9, 2016 • Final
Mechanical, electrical, or plumbing only
Replace the furnace and air conditioning unit.
HVAC
Jul 9, 2016 • Final
Reroof - multifamily residential, commercial or residential with overlay
Remove and replace the existing wood shake roof with composition shingles.
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
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 3
Has Fireplace
Room Information
# of Rooms: 11
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Raised W/Crawlspace
Building Style Type: Contemporary
Building Construction Quality: Average
Exterior Wall: Stucco
View Information
View: Good
Property Information
Subdivision Name: NEWCASTLE COURT
Living Sq. Ft: 3,090
Ground Floor Sq. Ft: 2,396
Building Sq. Ft: 3,090
# of Stories: 2
Legal Description: TRACT 5742 LOT 8 & TR ADJ
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Garage/Carport
Garage/Parking Sq. Ft: 671
Lot Information
# of Buildings: 1
Land Sq. Ft: 31,725
Legal Lot Number: 8
Acres: 0.7283
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.: 3,090
Stories: 2.0
Lot Size: 0.73 acres
Style: Single Family Residential
Year Built: 1986
Year Renovated: 1987
County: Contra Costa County
APN: 1845000254
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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39
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43
70
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76
52
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79
56
86
58
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
$1.97M – $2.38M
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