3659 Piner Rd is a 1,756 square foot house on a 1.63 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on September 10, 1975 for $55,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $898,247.
Single-familyProperty Type
1974Year Built
1.63 acresLot Size
$512Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$898,247
$843K since sold in September 1975$9,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.5% lower than the average sale price ($941K) 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
May 28, 2025 • Final
Building permit no plan check
Remove and replace a gas water heater in the garage.
Gas
Plumbing
Water heater
May 13, 2019 • Final
Building permit no plan check
Perform a partial reroof on a garage. Tear off the existing roofing and repair the sheathing.
Roofing
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Living Sq. Ft: 1,756
Ground Floor Sq. Ft: 1,756
Building Sq. Ft: 1,756
# of Stories: 1
Legal Description: 1973 FORM PT OF 57-030-55, PM 3369 PCL 2
Parking & Garage Information
Garage/Parking Sq. Ft: 484
Lot Information
# of Buildings: 1
Land Sq. Ft: 71,003
Acres: 1.63
Zoning Code: LIA40
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,756
Stories: 1.0
Lot Size: 1.63 acres
Style: Single Family Residential
Year Built: 1974
Year Renovated: 1974
County: Sonoma County
APN: 057030058000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Jack London Elementary School
Public K-6 • Assigned • 2.5mi
5/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 3.5mi
1/10
Piner High School
Public 9-12 • Assigned • 2.3mi
4/10
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
4/10 Heat Factor
7 days above 91° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
18 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95401
Average low and high temperatures (°F)
63
39
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42
71
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76
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77
53
85
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83
54
79
49
65
44
59
42
Jan
Feb
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May
Jun
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Aug
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Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$854,000 – $1.03M
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