770 Mendocino Ave is a 3,425 square foot house on a 10,000 square foot lot with 5 bedrooms and 2 bathrooms. - it last sold on July 10, 1998 for $112,500. Based on Redfin's Santa Rosa data, we estimate the home's value is $1,046,315.
Single-familyProperty Type
1918Year Built
10,000 sq ftLot Size
$305Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,046,315
$934K since sold in July 1998$25K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.5% higher than the average sale price ($992K) 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 28, 2015 • Final
Residential electrical
Upgrade the existing electrical panel from 125 amps to 200 amps.
Electrical
Jun 28, 2015 • Final
Residential addition-alteration
Tear off the existing tar and gravel roof and install new class A fiberglass shingles.
Roofing
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
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: WILSONS ADD
Living Sq. Ft: 3,425
Ground Floor Sq. Ft: 1,825
Building Sq. Ft: 3,425
# of Stories: 2
Legal Description: REMAP FROM 012-021-041-000 - 09/13/97
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,000
Legal Lot Number: 1,2
Legal Block Number: 1
Acres: 0.2296
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 2.0
Sq. Ft.: 3,425
Stories: 2.0
Lot Size: 10,000 square feet
Style: Single Family Residential
Year Built: 1918
Year Renovated: 1955
County: Sonoma County
APN: 180780001000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Proctor Terrace Elementary School
Public K-6 • Assigned • 1.1mi
4/10
Santa Rosa Middle School
Public 7-8 • Assigned • 0.5mi
2/10
Santa Rosa High School
Public 9-12 • Assigned • 0.4mi
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
8/10 Air Factor
15 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95401
Average low and high temperatures (°F)
63
39
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42
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81
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74
50
65
44
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42
Jan
Feb
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May
Jun
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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
$994,000 – $1.20M
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