850 Corona Rd is a 2,208 square foot house on a 0.86 acre lot with 3 bedrooms and 2.5 bathrooms. - it last sold on April 03, 1981 for $55,000. Based on Redfin's Petaluma data, we estimate the home's value is $1,040,182.
Single-familyProperty Type
1982Year Built
0.86 acresLot Size
$471Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,040,182
$985K since sold in April 1981$32K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.1% higher than the average sale price ($1.03M) of 5 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 29, 2023 • Final
Building permit with plan check
Install a roof-mounted solar panel system on a single-family home. Replace the electrical service panel.
Electrical
Solar
Jun 11, 2016 • Final
Building history record
Work on a demolition.
Demolition
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
Heating & Cooling
Heating Type: Heat Pump
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: PETALUMA RHO
Living Sq. Ft: 2,208
Ground Floor Sq. Ft: 2,208
Building Sq. Ft: 2,516
# of Stories: 1
Legal Description: MAP E4 176
Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 308
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 37,480
Legal Lot Number: 289
Acres: 0.8604
Zoning Code: AR1.5
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 2,208
Stories: 1.0
Lot Size: 0.86 acres
Style: Single Family Residential
Year Built: 1982
Year Renovated: 1982
County: Sonoma County
APN: 137080004000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Corona Creek Elementary School
Public K-6 • Assigned • 0.4mi
7/10
Kenilworth Junior High School
Public 7-8 • Assigned • 0.5mi
6/10
Casa Grande High School
Public 9-12 • Assigned • 3.6mi
8/10
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
3/10 Fire Factor
0.62% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 91° 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
20 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Petaluma, CA • 94954
Average low and high temperatures (°F)
60
41
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44
69
47
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47
73
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77
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80
54
84
55
81
57
77
51
64
46
56
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec
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
$989,000 – $1.20M
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