21740 Burndale Rd is a 2,342 square foot house on a 2.15 acre lot with 3 bedrooms and 2.5 bathrooms. - it last sold on November 28, 1978 for $39,000. Based on Redfin's Sonoma data, we estimate the home's value is $1,455,310.
Single-familyProperty Type
1981Year Built
2.15 acresLot Size
$621Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,455,310
$1.4M since sold in November 1978$11K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 30.8% lower than the average sale price ($2.10M) 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 11, 2016 • Final
Building permit no plan check
Heat pump
HVAC
Jun 11, 2016 • Final
Building history record
Construct a new single-family home.
New construction
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: 1
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: HYDE RANCH
Living Sq. Ft: 2,342
Ground Floor Sq. Ft: 1,203
Building Sq. Ft: 3,062
# of Stories: 2
Legal Description: 1969 FORM PT OF 126-073-22
Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 864
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 93,654
Legal Lot Number: 46
Acres: 2.15
Zoning Code: AR5
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 2,342
Stories: 2.0
Lot Size: 2.15 acres
Style: Single Family Residential
Year Built: 1981
Year Renovated: 1981
County: Sonoma County
APN: 126073027000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
Prestwood Elementary School
Public K-5 • Assigned • 2.5mi
5/10
Adele Harrison Middle School
Public 6-8 • Assigned • 2.6mi
4/10
Sonoma Valley High School
Public 9-12 • Assigned • 2.7mi
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
5/10 Heat Factor
7 days above 92° 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
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)
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84
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75
51
65
46
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43
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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
$1.38M – $1.67M
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