1900 Castle Hill Rd is a 1,855 square foot house on a 1.49 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on April 12, 2006 for $1,500,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $2,047,258.
Single-familyProperty Type
1950Year Built
1.49 acresLot Size
$1,104Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,047,258
$547K since sold in April 2006$17K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 30.1% higher than the average sale price ($1.57M) 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
Jul 17, 2001 • Final
Building - residential mechanical
Work on an air conditioner.
HVAC
Jul 16, 2001 • Final
Building - residential electrical
Upgrade the electrical service to 125 amps.
Electrical
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: 6
Exterior
Pool Information
Has Pool
Property Information
Living Sq. Ft: 1,855
Ground Floor Sq. Ft: 1,855
Building Sq. Ft: 1,855
# of Stories: 1
Legal Description: PCL MAP 113 PG 17 POR PCL B
Lot Information
# of Buildings: 1
Land Sq. Ft: 64,904
Acres: 1.49
Zoning Code: R-20
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,855
Stories: 1.0
Lot Size: 1.49 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1950
County: Contra Costa County
APN: 1880800618
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Parkmead Elementary School
Public K-5 • Assigned • 0.6mi
8/10
Walnut Creek Intermediate School
Public 6-8 • Assigned • 2.0mi
9/10
Las Lomas High School
Public 9-12 • Assigned • 0.8mi
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, 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
Walnut Creek, CA • 94595
Average low and high temperatures (°F)
59
39
62
43
70
47
69
48
76
52
80
54
81
57
86
58
82
60
73
52
63
46
56
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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
$1.95M – $2.36M
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