3422 Santa Rosa Ave is a 112,579 square foot property on a 4.11 acre lot with 120 bathrooms. - it last sold on May 08, 2020 for $275,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $1,706,163.
2022Year Built
4.11 acresLot Size
$15Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,706,163
$1.4M since sold in May 2020
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 93.2% higher than the average sale price ($883K) 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
Replace interior drywall on a wall.
Remodel
Dec 18, 2025 • Final
Building permit no plan check
Replace interior drywall, vinyl flooring, and cabinets. Install new door trim and window casing, and perform work on a patio closet.
Remodel
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: 120
Exterior
Exterior Information
Building Construction Quality: Average
Property Information
Subdivision Name: OAK GROVE FARMS
Living Sq. Ft: 112,579
Building Sq. Ft: 112,579
# of Stories: 3
Legal Description: 2006 FM REM 134-132-062 OPEN TO RD PER OR
Lot Information
# of Buildings: 1
Land Sq. Ft: 179,032
Legal Lot Number: 16
Acres: 4.11
County Use Description: ENFORCEABLY RESTRICTED
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: 120.0
Sq. Ft.: 112,579
Stories: 3.0
Lot Size: 4.11 acres
Style: Other
Year Built: 2022
Year Renovated: 2022
County: Sonoma County
APN: 134132070000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Taylor Mountain Elementary School
Public K-6 • Assigned • 0.5mi
2/10
Montgomery High School
Public 9-12 • Assigned • 3.6mi
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
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, 17 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95407
Average low and high temperatures (°F)
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65
45
58
43
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Sun exposure
Try the sun simulator tool to see how light moves across the property at different times of day and year.
Provided by Shadowmap
Estimated sale price
$1.62M – $1.96M
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