1891 Castle Hill Rd is a 2,102 square foot house on a 0.6 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on April 07, 2017 for $950,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,322,704.
Single-familyProperty Type
1948Year Built
0.6 acresLot Size
$629Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,322,704
$373K since sold in April 2017$50K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.9% lower than the average sale price ($1.36M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40362005
Aug 10, 2009
Listing Removed
—
May 6, 2009
Contingent
—
Apr 1, 2009
Contingent
—
Public Records
Jan 17, 2007
Sold
$685,000
$326/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40227204
Dec 18, 2006
Listing Removed
—
Public Records
Jul 27, 1994
Sold
$260,000
$124/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$16,227 (+2.3%)
$976,631 + $388,642
$1,365,273
2025
$15,859 (+1.4%)
$976,631 + $388,642
$1,365,273
2024
$15,646 (+2.4%)
$957,482 + $381,022
$1,338,504
2023
$15,275 (+2.3%)
$938,708 + $373,551
$1,312,259
2022
$14,937 (+2.8%)
$920,302 + $366,227
$1,286,529
2021
$14,534 (+3.6%)
$902,257 + $359,047
$1,261,304
2020
$14,029 (+10.6%)
$884,566 + $352,007
$1,236,573
2019
$12,689 (+8.6%)
$875,496 + $313,398
$1,188,894
2018
$11,687 (+46.0%)
$858,330 + $199,410
$1,057,740
2017
$8,004 (+2.0%)
$600,594 + $44,487
$645,081
2016
$7,850 (+2.4%)
$600,594 + $44,487
$645,081
2015
$7,669 (+1.2%)
$588,818 + $43,615
$632,433
2014
$7,577 (+2.8%)
$568,614 + $42,119
$610,733
2013
$7,371 (+12.1%)
$568,614 + $42,119
$610,733
2012
$6,574 (−6.7%)
$564,207 + $41,793
$606,000
2011
$7,047 (+1.4%)
$504,155 + $37,345
$541,500
2010
$6,948 (−7.8%)
$544,066 + $40,301
$584,367
2009
$7,536 (−8.2%)
$540,000 + $40,000
$580,000
2008
$8,206
$513,869 + $126,131
$640,000
Tax history for 1891 Castle Hill Rd
Year
Property tax
Land + Additions
Assessment*
2026
$16,227 (+2.3%)
$976,631 + $388,642
$1,365,273
2025
$15,859 (+1.4%)
$976,631 + $388,642
$1,365,273
2024
$15,646 (+2.4%)
$957,482 + $381,022
$1,338,504
2023
$15,275 (+2.3%)
$938,708 + $373,551
$1,312,259
2022
$14,937 (+2.8%)
$920,302 + $366,227
$1,286,529
2021
$14,534 (+3.6%)
$902,257 + $359,047
$1,261,304
2020
$14,029 (+10.6%)
$884,566 + $352,007
$1,236,573
2019
$12,689 (+8.6%)
$875,496 + $313,398
$1,188,894
2018
$11,687 (+46.0%)
$858,330 + $199,410
$1,057,740
2017
$8,004 (+2.0%)
$600,594 + $44,487
$645,081
2016
$7,850 (+2.4%)
$600,594 + $44,487
$645,081
2015
$7,669 (+1.2%)
$588,818 + $43,615
$632,433
2014
$7,577 (+2.8%)
$568,614 + $42,119
$610,733
2013
$7,371 (+12.1%)
$568,614 + $42,119
$610,733
2012
$6,574 (−6.7%)
$564,207 + $41,793
$606,000
2011
$7,047 (+1.4%)
$504,155 + $37,345
$541,500
2010
$6,948 (−7.8%)
$544,066 + $40,301
$584,367
2009
$7,536 (−8.2%)
$540,000 + $40,000
$580,000
2008
$8,206
$513,869 + $126,131
$640,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 15, 2020 • Final
Building/residential/ad/single family addition
Construct a two-bedroom and two-bathroom addition with an attached deck. Reconfigure the bathroom and closet areas within the new addition and remove a window in one of the bathrooms.
Addition
Bathroom
Remodel
May 8, 2018 • Final
Building/residential/ad/single family addition
Construct an addition for living space and a garage area. Remodel the existing structure and upgrade the electrical service panel to 200 amps. Install a temporary power pole for construction.
Addition
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: 9
Exterior
Property Information
Living Sq. Ft: 2,102
Ground Floor Sq. Ft: 2,102
Building Sq. Ft: 2,102
# of Stories: 1
Legal Description: PCL MAP 58 PG 44 PCL A
Parking & Garage Information
Garage/Parking Sq. Ft: 441
Lot Information
# of Buildings: 1
Land Sq. Ft: 26,136
Acres: 0.6
Zoning Code: R-20
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,102
Stories: 1.0
Lot Size: 0.6 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 2000
County: Contra Costa County
APN: 1880800212
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
$1.26M – $1.52M
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