521 Spencer Ave is a 1,540 square foot house on a 6,350 square foot lot with 2 bedrooms and 2 bathrooms. - it last sold on December 05, 1994 for $166,500. Based on Redfin's Santa Rosa data, we estimate the home's value is $682,900.
Single-familyProperty Type
1928Year Built
6,350 sq ftLot Size
$443Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$682,900
$516K since sold in December 1994$8,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.2% lower than the average sale price ($744K) of 5 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 27, 2024 • Final
Residential mechanical
Replace the furnace and ductwork in a residential building.
HVAC
Dec 27, 2022 • Final
Residential plumbing
Replace the water line from the city main to the home.
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: 140
Bathroom Information
# of Full Baths: 2
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: MERRIAMS ADD
Living Sq. Ft: 1,540
Ground Floor Sq. Ft: 1,540
Building Sq. Ft: 1,540
# of Stories: 1
Legal Description: REMAP FROM 012-131-016-000 - 09/13/97
Parking & Garage Information
Garage/Parking Sq. Ft: 261
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,350
Legal Block Number: E
Acres: 0.1458
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,540
Stories: 1.0
Lot Size: 6,350 square feet
Style: Single Family Residential
Year Built: 1928
Year Renovated: 1928
County: Sonoma County
APN: 180600003000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Hidden Valley Elementary Satellite School
Public K-6 • Assigned • 1.8mi
8/10
Santa Rosa Middle School
Public 7-8 • Assigned • 0.6mi
2/10
Santa Rosa High School
Public 9-12 • Assigned • 0.3mi
6/10
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 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
21 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95404
Average low and high temperatures (°F)
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41
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77
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82
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86
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82
57
74
51
65
46
60
44
Jan
Feb
Mar
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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
$649,000 – $786,000
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