8100 Tarwater Rd is a 930 square foot house on a 1.76 acre lot with 1 bedroom and 1 bathroom. - it last sold on June 26, 1995 for $140,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $523,982.
Single-familyProperty Type
1930Year Built
1.76 acresLot Size
$563Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$523,982
$384K since sold in June 1995$14K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.2% lower than the average sale price ($611K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 11, 2016 • Final
Building history record
Work on the electrical service.
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
Bathroom Information
# of Full Baths: 1
Room Information
# of Rooms: 1
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Poor
Property Information
Living Sq. Ft: 930
Ground Floor Sq. Ft: 730
Building Sq. Ft: 930
# of Stories: 1
Legal Description: 81 FORM 28-170-58 CW PT 57
Lot Information
# of Buildings: 1
Land Sq. Ft: 76,666
Acres: 1.76
Zoning Code: RR15
County Use Description: VAC RURAL RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 930
Stories: 1.0
Lot Size: 1.76 acres
Style: Single Family Residential
Year Built: 1930
Year Renovated: 1930
County: Sonoma County
APN: 028170068000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Whited Elementary Charter School
Charter K-6 • Assigned • 4.8mi
6/10
Rincon Valley Middle School
Public 7-8 • Assigned • 4.5mi
5/10
Maria Carrillo High School
Public 9-12 • Assigned • 4.0mi
9/10
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
2/10 Heat Factor
5 days above 93° expected this year, 11 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
26 unhealthy days expected this year, 28 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95404
Average low and high temperatures (°F)
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41
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44
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51
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82
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86
55
82
57
79
51
65
46
60
44
Jan
Feb
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Sun exposure
In this area, properties receive around 11.4 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.4 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$498,000 – $603,000
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