400 Piezzi Rd is a 1,320 square foot house on a 2.07 acre lot with 3 bedrooms and 1 bathroom. - it last sold on May 15, 2001 for $530,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $974,121.
Single-familyProperty Type
1941Year Built
2.07 acresLot Size
$738Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$974,121
$444K since sold in May 2001$45K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.1% higher than the average sale price ($902K) 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.
Zoning and permits
Zoning
Permits
RR B6 2
VOH
Rural Residential - B6 Combining District - 2 Acres Per Dwelling Unit
The RR zone preserves the rural character and amenities in areas best utilized for low-density residential development. Rural residential uses are intended to take precedence over agricultural uses. Agricultural service uses are not allowed. The adopted zoning maps shall specify the maximum permitted density, determined by gross acreage for all residential uses. Minimum front, side and rear yard requirements and the minimum parcel or lot size, if not otherwise specified, shall conform to the base district with which the B6 district is combined unless specifically approved otherwise by the planning commission.
Zone overlays
Valley Oak Habitat Combining District
Permitted uses
Include but are not limited to:
Greenhouse / nursery
Livestock production
Housing-Group
Housing-Single unit
Agriculture-Cropland
Mar 21, 2022 • Active
Building permit no plan check
Replace a furnace in a single-family home. No ductwork or air conditioning work is included.
HVAC
Oct 2, 2020 • Final
Building permit with plan check
Install a new natural gas electric generator and an automatic transfer switch. Modify the existing service entrance, set the generator on a new concrete pad, and mount the transfer switch on an exterior wall. Install necessary conduit and conductors, add a new electrical circuit, and replace a gas valve to restore proper operation.
Electrical
Generator
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
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Living Sq. Ft: 1,320
Ground Floor Sq. Ft: 1,320
Building Sq. Ft: 2,200
# of Stories: 1
Legal Description: 78 FORM 130-471-01 & PT TO PT 25 OR 3286-118
Parking & Garage Information
Garage/Parking Sq. Ft: 420
Lot Information
# of Buildings: 1
Land Sq. Ft: 90,169
Acres: 2.07
Zoning Code: RR2
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,320
Stories: 1.0
Lot Size: 2.07 acres
Style: Single Family Residential
Year Built: 1941
Year Renovated: 1941
County: Sonoma County
APN: 130471024000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Oak Grove Elementary School
Public K • Assigned • 3.7mi
Oak Grove Elementary/Willowside Middle School
Charter 1-8 • Assigned • 0.6mi
6/10
Analy High School
Public 9-12 • Assigned • 2.5mi
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
0.31% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 90° 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
Santa Rosa, CA • 95401
Average low and high temperatures (°F)
63
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77
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85
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83
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79
49
65
44
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42
Jan
Feb
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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
$926,000 – $1.12M
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