10203 Barnett Valley Rd is a 5,229 square foot house on a 21.68 acre lot with 7 bedrooms and 6 bathrooms. - it last sold on June 29, 2000 for $999,000. Based on Redfin's Sebastopol data, we estimate the home's value is $2,687,837.
Single-familyProperty Type
1981Year Built
21.68 acresLot Size
$514Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,687,837
$1.7M since sold in June 2000$142K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 41% higher than the average sale price ($1.91M) of 5 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40639059
Jan 16, 2014
Listing Removed
—
Nov 19, 2013
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #40224378
Dec 15, 2006
Listing Removed
—
Nov 10, 2006
Listed
*
Public Records
Jun 29, 2000
Sold
$999,000
$191/sq ft
Public Records
Apr 13, 1994
Sold
$605,000
$116/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$14,910 (+10.9%)
$470,320 + $841,052
$1,311,372
2024
$13,445 (+4.4%)
$461,099 + $824,561
$1,285,660
2023
$12,875 (+1.6%)
$452,058 + $678,094
$1,130,152
2022
$12,671 (+2.1%)
$443,195 + $664,799
$1,107,994
2021
$12,406 (+0.1%)
$434,505 + $651,764
$1,086,269
2020
$12,392 (+4.5%)
$425,986 + $638,985
$1,064,971
2019
$11,858 (+1.7%)
$421,619 + $632,433
$1,054,052
2018
$11,661 (+4.7%)
$413,352 + $620,033
$1,033,385
2017
$11,141 (+5.2%)
$397,302 + $595,957
$993,259
2015
$10,594 (+2.1%)
$389,512 + $584,272
$973,784
2014
$10,376 (+0.1%)
$376,147 + $564,223
$940,370
2013
$10,363 (+1.8%)
$376,147 + $564,223
$940,370
2012
$10,181 (+1.4%)
$374,448 + $561,674
$936,122
2011
$10,042 (+2.1%)
$367,106 + $550,661
$917,767
2010
$9,840 (−0.7%)
$359,908 + $539,864
$899,772
2009
$9,907 (+1.5%)
$357,219 + $535,830
$893,049
2007
$9,762
$351,048 + $526,572
$877,620
Tax history for 10203 Barnett Valley Rd
Year
Property tax
Land + Additions
Assessment*
2025
$14,910 (+10.9%)
$470,320 + $841,052
$1,311,372
2024
$13,445 (+4.4%)
$461,099 + $824,561
$1,285,660
2023
$12,875 (+1.6%)
$452,058 + $678,094
$1,130,152
2022
$12,671 (+2.1%)
$443,195 + $664,799
$1,107,994
2021
$12,406 (+0.1%)
$434,505 + $651,764
$1,086,269
2020
$12,392 (+4.5%)
$425,986 + $638,985
$1,064,971
2019
$11,858 (+1.7%)
$421,619 + $632,433
$1,054,052
2018
$11,661 (+4.7%)
$413,352 + $620,033
$1,033,385
2017
$11,141 (+5.2%)
$397,302 + $595,957
$993,259
2015
$10,594 (+2.1%)
$389,512 + $584,272
$973,784
2014
$10,376 (+0.1%)
$376,147 + $564,223
$940,370
2013
$10,363 (+1.8%)
$376,147 + $564,223
$940,370
2012
$10,181 (+1.4%)
$374,448 + $561,674
$936,122
2011
$10,042 (+2.1%)
$367,106 + $550,661
$917,767
2010
$9,840 (−0.7%)
$359,908 + $539,864
$899,772
2009
$9,907 (+1.5%)
$357,219 + $535,830
$893,049
2007
$9,762
$351,048 + $526,572
$877,620
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 9, 2024 • Final
Building permit with plan check
Remodel
Jun 11, 2016 • Final
Building history record
Work on an electrical meter.
Electrical
Electric meter
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
Basement Information
Basement Sq. Ft: 288
Bathroom Information
# of Full Baths: 6
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 4
Has Fireplace
Room Information
# of Rooms: 16
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Raised W/Crawlspace
Building Style Type: L-Shape
Building Construction Quality: Good
View Information
View: Good
Property Information
Living Sq. Ft: 5,229
Building Sq. Ft: 5,845
# of Stories: 2
Legal Description: 88 FM 73-040-82 PT TO 89 PM 86-515 & TAX BOND EST
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 616
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 944,381
Legal Lot Number: 4,1
Acres: 21.68
Zoning Code: ARB7FRZN
County Use Description: RURAL RESID-2+ RESID
Utility Information
Sewer Type: Septic
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 7
Baths: 6.0
Sq. Ft.: 5,229
Stories: 2.0
Lot Size: 21.68 acres
Style: Single Family Residential
Year Built: 1981
Year Renovated: 1981
County: Sonoma County
APN: 073040088000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Apple Blossom School
Public K-5 • Assigned • 2.1mi
7/10
Twin Hills Charter Middle School
Charter 6-8 • Assigned • 2.3mi
9/10
Analy High School
Public 9-12 • Assigned • 4.0mi
8/10
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
3/10 Fire Factor
0.62% chance of being in a wildfire in next 30 years
2/10 Heat Factor
4 days above 89° expected this year, 11 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Sebastopol, CA • 95472
Average low and high temperatures (°F)
61
41
62
43
69
45
66
46
73
49
76
51
74
52
82
53
79
53
76
50
63
46
57
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.8 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
10.8 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.55M – $3.09M
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