20850 Burndale Rd is a 1,808 square foot house on a 0.95 acre lot with 3 bedrooms and 1 bathroom. - it last sold on December 31, 1987 for $157,500. Based on Redfin's Sonoma data, we estimate the home's value is $1,231,732.
Single-familyProperty Type
1944Year Built
0.95 acresLot Size
$681Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,231,732
$1.1M since sold in December 1987$75K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 24.5% lower than the average sale price ($1.63M) 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
Mar 11, 2026 • Final
Building permit no plan check
Roofing
Jun 30, 2025 • Final
Building permit with plan check
ADU
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
Heating & Cooling
Heating Type: Wall Furnace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Square Design
Construction Type: Wood/Steel
Building Construction Quality: Fair
Property Information
Subdivision Name: HYDE RANCH
Living Sq. Ft: 1,808
Building Sq. Ft: 1,808
# of Stories: 1
Legal Description: 1972 FORM 05 PT TO CO FOR RD BY 2560-653
Parking & Garage Information
Garage/Parking Sq. Ft: 432
Lot Information
# of Buildings: 1
Land Sq. Ft: 41,382
Legal Lot Number: 62
Acres: 0.95
Zoning Code: AR5
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,808
Stories: 1.0
Lot Size: 0.95 acres
Style: Single Family Residential
Year Built: 1944
Year Renovated: 1980
County: Sonoma County
APN: 126061040000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Prestwood Elementary School
Public K-5 • Assigned • 2.0mi
5/10
Adele Harrison Middle School
Public 6-8 • Assigned • 2.2mi
4/10
Sonoma Valley High School
Public 9-12 • Assigned • 2.2mi
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
5/10 Heat Factor
7 days above 92° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
16 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Sonoma, CA • 95476
Average low and high temperatures (°F)
62
40
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72
46
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51
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85
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89
55
84
58
80
51
65
46
59
43
Jan
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
$1.17M – $1.42M
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