4200 Petaluma Hill Rd is a 4,424 square foot house on a 15.38 acre lot with 3 bedrooms and 3.5 bathrooms. - it last sold on May 11, 1999 for $820,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $1,985,276.
Single-familyProperty Type
1977Year Built
15.38 acresLot Size
$449Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,985,276
$1.2M since sold in May 1999$150K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 94.6% higher than the average sale price ($1.02M) 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
DA B6 10
SR
Diverse Agriculture B6 Combining District 10 Acres
DA: Enhances and protects land where soil, climate, and water conditions support farming but where small acreage intensive farming and part-time farming activities are predominant, and where farming may not be the principal occupation of the farmer; Implement the diverse agriculture land use category of the general plan and the policies of the Agricultural Resource Element.; B6: To specify residential density and/or minimum parcel or lot size for a particular parcel, lot or area.
Zone overlays
Scenic Resources Combining District
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Day care facility
Housing-Group
Housing-Single unit
Theater / performing arts facility
Agriculture-Cropland
Park & open space
Timberland
Feb 21, 2022 • Active
Building permit no plan check
Perform a tear off and reroof on a single-family home. Remove existing materials and install new composite shingles.
Roofing
Jun 11, 2016 • Final
Building history record
Perform plumbing work on a sewer system.
Plumbing
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
Basement Information
Basement Sq. Ft: 264
Basement Finish: Partially Finished
Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 12
Exterior
Exterior Information
Physical Condition: Excellent
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Wood Siding
Pool Information
Has Pool
View Information
View: Good
Property Information
Subdivision Name: COTATI RHO
Living Sq. Ft: 4,424
Ground Floor Sq. Ft: 1,610
Building Sq. Ft: 7,424
# of Stories: 3
Legal Description: 1968 FORM 44-24-03 PT TO CO FOR RD OR 2302-691
Parking & Garage Information
Garage/Parking Sq. Ft: 720
Lot Information
# of Buildings: 1
Land Sq. Ft: 669,953
Acres: 15.38
Zoning Code: DA10
County Use Description: RURAL RESID-1 RESID
Utility Information
Sewer Type: Septic
Water Service Type: Commercial
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.5
Sq. Ft.: 4,424
Stories: 3.0
Lot Size: 15.38 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1978
County: Sonoma County
APN: 044240006000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Taylor Mountain Elementary School
Public K-6 • Assigned • 1.4mi
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
4/10 Fire Factor
1% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 91° expected this year, 15 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 • 95404
Average low and high temperatures (°F)
63
41
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47
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51
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54
86
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83
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79
51
65
46
60
44
Jan
Feb
Mar
Apr
May
Jun
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Aug
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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
$1.89M – $2.28M
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