1010 Castle Rd is a 1,344 square foot house on a 0.71 acre lot with 3 bedrooms and 1.5 bathrooms. Based on Redfin's Sonoma data, we estimate the home's value is $1,347,421.
Single-familyProperty Type
1943Year Built
0.71 acresLot Size
$1,003Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,347,421
$110K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.8% lower than the average sale price ($1.58M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,258 (+1.8%)
$25,242 + $36,744
$61,986
2024
$1,235 (+1.9%)
$24,748 + $36,024
$60,772
2023
$1,212 (+7.3%)
$24,263 + $35,318
$59,581
2022
$1,130 (+2.8%)
$23,788 + $34,626
$58,414
2021
$1,099
$23,322 + $33,948
$57,270
2020
$1,100 (+1.4%)
$22,865 + $33,283
$56,148
2019
$1,085 (+16.9%)
$22,631 + $32,942
$55,573
2018
$928 (+1.2%)
$22,188 + $32,297
$54,485
2017
$917 (+14.3%)
$21,327 + $31,044
$52,371
2015
$802 (+1.3%)
$20,909 + $30,436
$51,345
2014
$792 (+0.6%)
$20,192 + $29,392
$49,584
2013
$787 (+1.3%)
$20,192 + $29,392
$49,584
2012
$777 (+1.0%)
$20,101 + $29,260
$49,361
2011
$769 (+0.5%)
$19,707 + $28,687
$48,394
2010
$766 (+0.6%)
$19,321 + $28,125
$47,446
2009
$761 (+1.9%)
$19,177 + $27,915
$47,092
2007
$747
$18,847 + $27,434
$46,281
Tax history for 1010 Castle Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,258 (+1.8%)
$25,242 + $36,744
$61,986
2024
$1,235 (+1.9%)
$24,748 + $36,024
$60,772
2023
$1,212 (+7.3%)
$24,263 + $35,318
$59,581
2022
$1,130 (+2.8%)
$23,788 + $34,626
$58,414
2021
$1,099
$23,322 + $33,948
$57,270
2020
$1,100 (+1.4%)
$22,865 + $33,283
$56,148
2019
$1,085 (+16.9%)
$22,631 + $32,942
$55,573
2018
$928 (+1.2%)
$22,188 + $32,297
$54,485
2017
$917 (+14.3%)
$21,327 + $31,044
$52,371
2015
$802 (+1.3%)
$20,909 + $30,436
$51,345
2014
$792 (+0.6%)
$20,192 + $29,392
$49,584
2013
$787 (+1.3%)
$20,192 + $29,392
$49,584
2012
$777 (+1.0%)
$20,101 + $29,260
$49,361
2011
$769 (+0.5%)
$19,707 + $28,687
$48,394
2010
$766 (+0.6%)
$19,321 + $28,125
$47,446
2009
$761 (+1.9%)
$19,177 + $27,915
$47,092
2007
$747
$18,847 + $27,434
$46,281
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
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
Property details
Interior
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Room Information
# of Rooms: 5
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: G RITZ
Living Sq. Ft: 1,344
Ground Floor Sq. Ft: 1,344
Building Sq. Ft: 1,344
# of Stories: 1
Legal Description: MAP 27 PG 5 PART OF LOT 10
Parking & Garage Information
Garage/Parking Sq. Ft: 612
Lot Information
# of Buildings: 1
Land Sq. Ft: 31,145
Legal Lot Number: 10
Acres: 0.715
Zoning Code: RR2
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,344
Stories: 1.0
Lot Size: 0.71 acres
Style: Single Family Residential
Year Built: 1943
Year Renovated: 1959
County: Sonoma County
APN: 127181031000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Prestwood Elementary School
Public K-5 • Assigned • 1.1mi
5/10
Adele Harrison Middle School
Public 6-8 • Assigned • 1.5mi
4/10
Sonoma Valley High School
Public 9-12 • Assigned • 1.3mi
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)
62
40
64
42
72
46
70
47
78
51
83
54
82
54
89
55
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
$1.28M – $1.55M
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