18915 Robinson Rd is a 5,600 square foot multi-family home on a 0.54 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on April 02, 2018 for $900,000. Based on Redfin's Sonoma data, we estimate the home's value is $2,033,460.
Multi-familyProperty Type
1947Year Built
0.54 acresLot Size
$363Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,033,460
$1.1M since sold in April 2018$97K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 82.4% higher than the average sale price ($1.11M) 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
Aug 19, 2025 • Final
Building permit with plan check
Install a solar photovoltaic system and an energy storage system on a residential building. The project includes solar modules, micro inverters, batteries, a system controller, and a load center.
Battery
Electrical
Solar
Apr 18, 2024 • Final
Building permit with plan check
Install a roof-mounted solar panel system and energy storage system on a detached studio at a single-family home.
Battery
Electrical
Solar
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: 3
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: SONOMA GROVE FARMS
Living Sq. Ft: 5,600
Ground Floor Sq. Ft: 1,561
Building Sq. Ft: 6,470
# of Stories: 1
Legal Description: PTN LOT 14 SONOMA GROVE FARMS
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 870
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 23,668
Legal Lot Number: 14
Acres: 0.5433
Zoning Code: R1B8FRZN
County Use Description: 2 SINGLE FAM DWELL
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 5,600
Stories: 1.0
Lot Size: 0.54 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1947
Year Renovated: 2008
County: Sonoma County
APN: 127093003000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Sassarini Elementary School
Public K-5 • Assigned • 1.0mi
3/10
Altimira Middle School
Public 6-8 • Assigned • 1.4mi
2/10
Sonoma Valley High School
Public 9-12 • Assigned • 1.7mi
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
19 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Sonoma, CA • 95476
Average low and high temperatures (°F)
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82
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89
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86
56
80
51
65
46
59
43
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Feb
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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
$1.93M – $2.34M
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