18963 Robinson Rd is a 2,865 square foot house on a 0.5 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on August 01, 2003 for $800,000. Based on Redfin's Sonoma data, we estimate the home's value is $1,716,623.
Single-familyProperty Type
2003Year Built
0.5 acresLot Size
$599Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,716,623
$917K since sold in August 2003$8,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 37.4% higher than the average sale price ($1.25M) 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 8, 2026 • Active
Solar-solarapp
Battery
Electrical
Solar
Jun 6, 2024 • Final
Building permit no plan check
Electrical
HVAC
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
# of 1/2 Baths: 2
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Building Construction Quality: Good
Property Information
Subdivision Name: SONOMA GROVE FARMS
Living Sq. Ft: 2,865
Building Sq. Ft: 3,393
# of Stories: 1
Legal Description: 2007 FM 127-093-054 & PTN 068 PER LLA 04-0080
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 528
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 21,840
Legal Lot Number: 15
Acres: 0.5014
Zoning Code: R1B8FRZN
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,865
Stories: 1.0
Lot Size: 0.5 acres
Style: Single Family Residential
Year Built: 2003
Year Renovated: 2003
County: Sonoma County
APN: 127093075000
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, 16 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)
62
40
64
42
72
46
70
47
78
51
83
54
85
55
89
55
84
58
80
51
65
46
59
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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
$1.63M – $1.98M
Reach more buyers when you sell with Redfin. Save up to $17,166 in fees.3 minutes to get started.