1045 Castle Rd is a 2,096 square foot house on a 0.76 acre lot with 3 bedrooms and 2.5 bathrooms. - it last sold on April 18, 2012 for $850,000. Based on Redfin's Sonoma data, we estimate the home's value is $1,618,012.
Single-familyProperty Type
2014Year Built
0.76 acresLot Size
$772Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,618,012
$768K since sold in April 2012$120K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22% lower than the average sale price ($2.08M) of 6 comparable homes.
Seller has found Trade property - will negotiate, NEED IMMEDIATE SALE Features: - Includes cottage: 2bd/1ba, 650 sf - Vested Septic System w/ design and engineered plan on record to accommodate 6bds w/ one attached rental. - Above-ground 5,500 gallon well-water holding tank with auto-float level indicator - Property set-backs are 25 ft in front, 5ft in back and sides.
Public Records
Jun 17, 2005
Sold
$635,000
$303/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$26,378 (+1.8%)
$1,130,755 + $1,212,864
$2,343,619
2024
$25,907 (+1.9%)
$1,108,584 + $1,189,083
$2,297,667
2023
$25,417 (+1.4%)
$1,086,848 + $1,165,768
$2,252,616
2022
$25,062 (+1.9%)
$1,065,538 + $1,142,910
$2,208,448
2021
$24,602
$1,044,646 + $1,120,500
$2,165,146
2020
$24,595 (+2.2%)
$1,024,163 + $1,098,530
$2,122,693
2019
$24,075 (+1.8%)
$1,013,662 + $1,087,266
$2,100,928
2018
$23,638 (+1.6%)
$993,787 + $1,065,948
$2,059,735
2017
$23,263 (+8.9%)
$955,198 + $1,024,557
$1,979,755
2015
$21,369 (+7.6%)
$936,469 + $1,004,468
$1,940,937
2014
$19,868 (+102.3%)
$894,335 + $873,000
$1,767,335
2013
$9,821 (+29.4%)
$894,335 + $873,000
$1,767,335
2012
$7,592 (+0.4%)
$346,800 + $520,200
$867,000
2011
$7,560 (−30.7%)
$628,000 + $35,000
$663,000
2010
$10,909 (+0.9%)
$628,000 + $35,000
$663,000
2009
$10,813 (+2.7%)
$915,824 + $50,879
$966,703
2007
$10,526
$900,000 + $50,000
$950,000
Tax history for 1045 Castle Rd
Year
Property tax
Land + Additions
Assessment*
2025
$26,378 (+1.8%)
$1,130,755 + $1,212,864
$2,343,619
2024
$25,907 (+1.9%)
$1,108,584 + $1,189,083
$2,297,667
2023
$25,417 (+1.4%)
$1,086,848 + $1,165,768
$2,252,616
2022
$25,062 (+1.9%)
$1,065,538 + $1,142,910
$2,208,448
2021
$24,602
$1,044,646 + $1,120,500
$2,165,146
2020
$24,595 (+2.2%)
$1,024,163 + $1,098,530
$2,122,693
2019
$24,075 (+1.8%)
$1,013,662 + $1,087,266
$2,100,928
2018
$23,638 (+1.6%)
$993,787 + $1,065,948
$2,059,735
2017
$23,263 (+8.9%)
$955,198 + $1,024,557
$1,979,755
2015
$21,369 (+7.6%)
$936,469 + $1,004,468
$1,940,937
2014
$19,868 (+102.3%)
$894,335 + $873,000
$1,767,335
2013
$9,821 (+29.4%)
$894,335 + $873,000
$1,767,335
2012
$7,592 (+0.4%)
$346,800 + $520,200
$867,000
2011
$7,560 (−30.7%)
$628,000 + $35,000
$663,000
2010
$10,909 (+0.9%)
$628,000 + $35,000
$663,000
2009
$10,813 (+2.7%)
$915,824 + $50,879
$966,703
2007
$10,526
$900,000 + $50,000
$950,000
*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
RR B6 2
VOH
RC 100'
Rural Residential - B6 Combining District - 2 Acres Per Dwelling Unit
The RR zone preserves the rural character and amenities in areas best utilized for low-density residential development. Rural residential uses are intended to take precedence over agricultural uses. Agricultural service uses are not allowed. The adopted zoning maps shall specify the maximum permitted density, determined by gross acreage for all residential uses. Minimum front, side and rear yard requirements and the minimum parcel or lot size, if not otherwise specified, shall conform to the base district with which the B6 district is combined unless specifically approved otherwise by the planning commission.
Zone overlays
Valley Oak Habitat Combining District
Permitted uses
Include but are not limited to:
Greenhouse / nursery
Livestock production
Housing-Group
Housing-Single unit
Agriculture-Cropland
May 5, 2017 • Final
Building permit no plan check
Install electrical components for a septic system.
Electrical
Plumbing
Jun 11, 2016 • Final
Building permit with plan check
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
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Electric
Heating Type: Forced Air
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Poor
Foundation Type: Raised W/Crawlspace
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Wood
View Information
View: Good
Property Information
Living Sq. Ft: 2,096
Ground Floor Sq. Ft: 650
Building Sq. Ft: 2,096
Parking & Garage Information
# of Parking Spaces: 1
Garage/Parking Sq. Ft: 1,620
Lot Information
# of Buildings: 1
Land Sq. Ft: 33,168
Acres: 0.7614
Zoning Code: RR2
County Use Description: SINGLE FAM DWELLING
Utility Information
Sewer Type: Septic
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 2,096
Stories: —
Lot Size: 0.76 acres
Style: Single Family Residential
Year Built: 2014
Year Renovated: 2014
County: Sonoma County
APN: 127181003000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Prestwood Elementary School
Public K-5 • Assigned • 1.2mi
5/10
Adele Harrison Middle School
Public 6-8 • Assigned • 1.6mi
4/10
Sonoma Valley High School
Public 9-12 • Assigned • 1.4mi
7/10
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
2% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 95° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
16 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Sonoma, CA • 95476
Average low and high temperatures (°F)
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82
54
89
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86
56
80
51
65
46
59
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.3 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.3 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.54M – $1.86M
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