816 3rd St is a 1,644 square foot multi-family home on a 4,000 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on May 21, 2015 for $345,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $740,366.
Multi-familyProperty Type
1925Year Built
4,000 sq ftLot Size
$450Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$740,366
$395K since sold in May 2015$44K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 21.1% higher than the average sale price ($611K) 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.
Zoning and permits
Zoning
Permits
NMU
Neighborhood Mixed Use District
The NMU zoning district is applied to areas within downtown Santa Rosa to allow for multi-family residential development in all residential or mixed-use buildings and a variety of uses that primarily serve local residents such as professional office, retail, entertainment, service, and other neighborhood-scale supporting uses. Housing development will include low- and mid-rise apartments and condominiums, as well as small-lot single-family attached dwellings e.g. duplexes, triplexes, townhomes; Live-work spaces and maker-oriented uses are permitted subject to performance standards. The NMU zoning district implements and is consistent with the Neighborhood Mixed Use land use classification of the General Plan
Permitted uses
Include but are not limited to:
Agriculture-Other
Restaurant
Healthcare-Other
Housing-Multiple units
Housing-Other
Infrastructure-Other
Library
Museum / gallery
Neighborhood center
Park & open space
Jul 21, 2016 • Final
Residential addition-alteration
Remodel an existing duplex to convert each unit into a two-bedroom and one-bathroom layout. Install new fixtures, windows, and sliding glass doors. Perform plumbing and electrical work according to the provided plans.
Electrical
Plumbing
Remodel
Jun 28, 2015 • Final
Residential addition-alteration
Replace windows and a gas wall heater. Install new light fixtures and electrical switches. Perform plumbing repairs as needed and replace the water heater and bathroom surround.
Electrical
Plumbing
Remodel
Water heater
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
Room Information
# of Rooms: 12
Exterior
Exterior Information
Building Style Type: Square Design
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: SANTA ROSA
Living Sq. Ft: 1,644
Building Sq. Ft: 1,644
# of Stories: 1
Legal Description: LOT 239 BLK 23 SANTA ROSA SONOMA COUNTY CAL
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,000
Legal Lot Number: 239
Legal Block Number: 23
Acres: 0.0918
Zoning Code: CITYSR
County Use Description: DUPLEX
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,644
Stories: 1.0
Lot Size: 4,000 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1925
Year Renovated: 1965
County: Sonoma County
APN: 009062004000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Proctor Terrace Elementary School
Public K-6 • Assigned • 1.0mi
4/10
Montgomery High School
Public 9-12 • Assigned • 1.4mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 67-74% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being 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 • 95404
Average low and high temperatures (°F)
63
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86
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83
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79
51
65
46
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44
Jan
Feb
Mar
Apr
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
$704,000 – $852,000
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