256 Castle Hill Ranch Rd is a 2,128 square foot house on a 0.82 acre lot with 3 bedrooms and 3 bathrooms. - it last sold on May 18, 2007 for $1,010,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,706,375.
Single-familyProperty Type
1984Year Built
0.82 acresLot Size
$802Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,706,375
$696K since sold in May 2007$0 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.3% higher than the average sale price ($1.68M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40258042
Apr 19, 2007
Listing Removed
—
Public Records
Feb 16, 1983
Sold
$62,000
$29/sq ft
Public Records
Dec 12, 1980
Sold
$40,000
$19/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$17,433 (+5.4%)
$983,932 + $498,300
$1,482,232
2025
$16,534 (+4.5%)
$983,932 + $498,300
$1,482,232
2024
$15,815 (+3.0%)
$964,640 + $442,530
$1,407,170
2023
$15,353 (+2.3%)
$945,726 + $388,912
$1,334,638
2022
$15,012 (+2.8%)
$927,183 + $373,444
$1,300,627
2021
$14,605 (+0.9%)
$909,003 + $366,122
$1,275,125
2020
$14,481 (+1.1%)
$891,180 + $358,944
$1,250,124
2019
$14,319 (+3.5%)
$882,043 + $355,264
$1,237,307
2018
$13,834 (+1.8%)
$864,749 + $348,299
$1,213,048
2017
$13,586 (+6.9%)
$831,171 + $334,775
$1,165,946
2016
$12,706 (+9.4%)
$831,171 + $334,775
$1,165,946
2015
$11,616 (+5.9%)
$773,467 + $311,533
$1,085,000
2014
$10,967 (+12.6%)
$661,189 + $266,311
$927,500
2013
$9,741 (+13.0%)
$661,189 + $266,311
$927,500
2012
$8,617 (−5.4%)
$587,407 + $236,593
$824,000
2011
$9,112 (−4.0%)
$521,466 + $210,034
$731,500
2010
$9,489 (−5.0%)
$552,476 + $222,524
$775,000
2009
$9,989 (−8.8%)
$581,347 + $234,153
$815,500
2008
$10,955
$623,763 + $251,237
$875,000
Tax history for 256 Castle Hill Ranch Rd
Year
Property tax
Land + Additions
Assessment*
2026
$17,433 (+5.4%)
$983,932 + $498,300
$1,482,232
2025
$16,534 (+4.5%)
$983,932 + $498,300
$1,482,232
2024
$15,815 (+3.0%)
$964,640 + $442,530
$1,407,170
2023
$15,353 (+2.3%)
$945,726 + $388,912
$1,334,638
2022
$15,012 (+2.8%)
$927,183 + $373,444
$1,300,627
2021
$14,605 (+0.9%)
$909,003 + $366,122
$1,275,125
2020
$14,481 (+1.1%)
$891,180 + $358,944
$1,250,124
2019
$14,319 (+3.5%)
$882,043 + $355,264
$1,237,307
2018
$13,834 (+1.8%)
$864,749 + $348,299
$1,213,048
2017
$13,586 (+6.9%)
$831,171 + $334,775
$1,165,946
2016
$12,706 (+9.4%)
$831,171 + $334,775
$1,165,946
2015
$11,616 (+5.9%)
$773,467 + $311,533
$1,085,000
2014
$10,967 (+12.6%)
$661,189 + $266,311
$927,500
2013
$9,741 (+13.0%)
$661,189 + $266,311
$927,500
2012
$8,617 (−5.4%)
$587,407 + $236,593
$824,000
2011
$9,112 (−4.0%)
$521,466 + $210,034
$731,500
2010
$9,489 (−5.0%)
$552,476 + $222,524
$775,000
2009
$9,989 (−8.8%)
$581,347 + $234,153
$815,500
2008
$10,955
$623,763 + $251,237
$875,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Feb 25, 2025 • Final
Building/residential/ad/single family addition
Construct an addition to a single-family home. Convert an existing sunroom into living space, perform a kitchen addition and remodel, and add a patio cover. Install a new sink in the kitchen island.
Addition
Remodel
Dec 20, 2022 • Final
Building - residential solar photovoltaic
Install a roof-mounted photovoltaic system with 22 modules.
Electrical
Solar
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
Heating Fuel Type: Gas
Heating Type: Forced Air
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Raised W/Crawlspace
Building Style Type: Contemporary
Building Construction Quality: Average
Exterior Wall: Wood Siding
Property Information
Living Sq. Ft: 2,128
Ground Floor Sq. Ft: 1,324
Building Sq. Ft: 2,128
# of Stories: 2
Legal Description: PCL MAP 83 PG 35 PCL B
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Garage/Carport
Garage/Parking Sq. Ft: 604
Lot Information
# of Buildings: 1
Land Sq. Ft: 35,520
Acres: 0.8154
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: 3
Baths: 3.0
Sq. Ft.: 2,128
Stories: 2.0
Lot Size: 0.82 acres
Style: Single Family Residential
Year Built: 1984
Year Renovated: 1996
County: Contra Costa County
APN: 1884200203
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 • 1.0mi
9/10
Walnut Creek Intermediate School
Public 6-8 • Assigned • 2.7mi
9/10
Las Lomas High School
Public 9-12 • Assigned • 1.4mi
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
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
$1.62M – $1.96M
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