520 Avalon Ave is a 992 square foot house on a 8,600 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on April 02, 1992 for $127,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $513,190.
Single-familyProperty Type
1939Year Built
8,600 sq ftLot Size
$517Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$513,190
$386K since sold in April 1992$7,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 13.1% lower than the average sale price ($591K) 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
Jun 11, 2016 • Final
Building history record
Work on the electrical service.
Electrical
Jun 11, 2016 • Final
Building history record
Addition
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
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Wall Furnace
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: AVALON SUB/RHO CABEZA DE SANTA
Living Sq. Ft: 992
Ground Floor Sq. Ft: 992
Building Sq. Ft: 992
# of Stories: 1
Legal Description: MAP B1 141
Parking & Garage Information
# of Parking Spaces: 1
Garage/Parking Sq. Ft: 342
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,600
Legal Block Number: 1
Acres: 0.1974
Zoning Code: R15UA
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 992
Stories: 1.0
Lot Size: 8,600 square feet
Style: Single Family Residential
Year Built: 1939
Year Renovated: 1957
County: Sonoma County
APN: 125162011000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Roseland Elementary School
Public K-6 • Assigned • 0.2mi
4/10
Santa Rosa Middle School
Public 7-8 • Assigned • 1.4mi
2/10
Elsie Allen High School
Public 9-12 • Assigned • 1.8mi
2/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 93° 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 • 95407
Average low and high temperatures (°F)
62
39
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70
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46
74
50
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78
53
83
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80
56
73
50
65
45
58
43
Jan
Feb
Mar
Apr
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
$488,000 – $591,000
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