1638 Hopper Ave is a 1,642 square foot house on a 4,700 square foot lot with 3 bedrooms and 2.5 bathrooms. - it last sold on December 31, 1987 for $120,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $734,889.
Single-familyProperty Type
2018Year Built
4,700 sq ftLot Size
$448Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$734,889
$615K since sold in December 1987$8,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.8% lower than the average sale price ($780K) 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
Jun 4, 2019 • Final
Resilient new
Rebuild a single-family home and a garage. Install fire sprinklers and a backflow prevention device. Upgrade the water meter and install a sewer lateral cleanout as required.
Fire sprinkler
Grading
New construction
Plumbing
Jun 28, 2015 • Final
Residential addition-alteration
Repair the siding on a chimney.
Remodel
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: 2
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: COFFEY PARK 03
Living Sq. Ft: 1,642
Ground Floor Sq. Ft: 729
Building Sq. Ft: 2,104
# of Stories: 2
Legal Description: LOT 79, COFFEY PARK UNIT 3
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 462
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,700
Legal Lot Number: 79
Acres: 0.1079
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.5
Sq. Ft.: 1,642
Stories: 2.0
Lot Size: 4,700 square feet
Style: Single Family Residential
Year Built: 2018
Year Renovated: 2018
County: Sonoma County
APN: 034423076000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Jack London Elementary School
Public K-6 • Assigned • 0.8mi
5/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 1.6mi
1/10
Piner High School
Public 9-12 • Assigned • 1.5mi
4/10
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, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
18 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95403
Average low and high temperatures (°F)
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78
50
64
44
59
42
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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
$699,000 – $846,000
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