1740 Guerneville Rd is a 1,884 square foot house on a 9,208 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on August 13, 2026 for $635,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $704,057.
Single-familyProperty Type
1957Year Built
9,208 sq ftLot Size
$374Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$704,057
$69K since sold in August 2026$25K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.6% higher than the average sale price ($680K) 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.
Zoning
R-1-6
Single-Family Residential District - 6,000 sq ft
The R-1 zoning district is applied to areas of the City intended to be maintained as residential neighborhoods comprised of detached and attached single-family houses, clustered Residential hillside projects, and small multi-family projects, together with compatible accessory uses. The maximum allowable density ranges from two to 13 dwellings per acre, with the specific allowable density for each parcel shown on the zoning map by a numerical suffix to the R-1 map symbol see Section 20-22.040. The R-1 zoning district implements and is consistent with the Residential Very Low Density where residential clustered on hillsides is desirable, Low Density or Open Space, Low Density, and Medium Low Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Agriculture-Other
Day care facility
Healthcare-Other
Housing-Single unit
Housing-Student
Housing-Other
Infrastructure-Other
Housing-Mobile home park
Property details
Interior
Bathroom Information
# of Full Baths: 2
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Construction Quality: Good
Property Information
Subdivision Name: KATHERINE SUB
Living Sq. Ft: 1,884
Building Sq. Ft: 1,884
# of Stories: 1
Legal Description: 2019 FM PTN 036-171-038 PER KATHERINE SUB LOT 11
Parking & Garage Information
Parking Type: Carport
Garage/Parking Sq. Ft: 462
Garage / Carport Type: Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,208
Legal Lot Number: 11
Acres: 0.2114
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,884
Stories: 1.0
Lot Size: 9,208 square feet
Style: Single Family Residential
Year Built: 1957
Year Renovated: 1957
County: Sonoma County
APN: 152320011000
Home facts updated by county records on Aug 24, 2026
Around this home
Schools
Places
Transit
Helen M. Lehman Elementary School
Public K-6 • Assigned • 0.4mi
2/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 0.3mi
1/10
Piner High School
Public 9-12 • Assigned • 1.1mi
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 92° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
21 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95403
Average low and high temperatures (°F)
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39
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86
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82
54
78
50
64
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59
42
Jan
Feb
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May
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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
$669,000 – $810,000
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