4903 Petaluma Hill Rd is a 1,020 square foot house on a 0.91 acre lot with 2 bedrooms and 1 bathroom. - it last sold on January 21, 2020 for $700,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $798,988.
Single-familyProperty Type
1923Year Built
0.91 acresLot Size
$783Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$798,988
$99K since sold in January 2020$166K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.1% higher than the average sale price ($719K) 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
Nov 10, 2020 • Final
Building permit no plan check
Gas
May 12, 2020 • Final
Building permit no plan check
Electrical
HVAC
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: 4
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: COTATI RHO
Living Sq. Ft: 1,020
Ground Floor Sq. Ft: 1,020
Building Sq. Ft: 2,040
# of Stories: 1
Legal Description: 1971 FORMLY PT OF 045-171-12
Lot Information
# of Buildings: 1
Land Sq. Ft: 39,600
Acres: 0.9091
Zoning Code: RR5
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,020
Stories: 1.0
Lot Size: 0.91 acres
Style: Single Family Residential
Year Built: 1923
Year Renovated: 1950
County: Sonoma County
APN: 045171022000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Taylor Mountain Elementary School
Public K-6 • Assigned • 2.1mi
2/10
Montgomery High School
Public 9-12 • Assigned • 4.2mi
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
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
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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44
72
47
70
47
77
51
80
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79
54
86
55
83
55
79
51
65
46
60
44
Jan
Feb
Mar
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May
Jun
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Aug
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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
$760,000 – $919,000
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