1817 Humboldt St is a 1,864 square foot house on a 6,600 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Santa Rosa data, we estimate the home's value is $729,739.
Single-familyProperty Type
1927Year Built
6,600 sq ftLot Size
$391Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$729,739
$3,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.4% lower than the average sale price ($815K) of 5 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$4,137 (+1.6%)
$99,268 + $266,935
$366,203
2024
$4,073 (+1.5%)
$97,322 + $261,701
$359,023
2023
$4,014 (+6.7%)
$95,414 + $256,570
$351,984
2022
$3,763 (+1.2%)
$93,544 + $251,540
$345,084
2021
$3,717 (+0.2%)
$91,710 + $246,608
$338,318
2020
$3,709 (+0.5%)
$89,912 + $241,773
$331,685
2019
$3,689 (+0.6%)
$88,991 + $239,294
$328,285
2018
$3,669 (+1.8%)
$87,247 + $234,602
$321,849
2017
$3,604 (+4.0%)
$83,860 + $225,493
$309,353
2015
$3,466 (+6.5%)
$82,216 + $221,072
$303,288
2014
$3,255
$79,396 + $213,487
$292,883
2013
$3,257 (+1.6%)
$79,396 + $213,487
$292,883
2012
$3,207 (+34.2%)
$79,038 + $212,523
$291,561
2011
$2,391 (+1.6%)
$77,489 + $208,356
$285,845
2010
$2,354 (−0.6%)
$53,900 + $158,541
$212,441
2009
$2,368 (−57.2%)
$53,498 + $157,357
$210,855
2007
$5,536
$258,241 + $239,500
$497,741
Tax history for 1817 Humboldt St
Year
Property tax
Land + Additions
Assessment*
2025
$4,137 (+1.6%)
$99,268 + $266,935
$366,203
2024
$4,073 (+1.5%)
$97,322 + $261,701
$359,023
2023
$4,014 (+6.7%)
$95,414 + $256,570
$351,984
2022
$3,763 (+1.2%)
$93,544 + $251,540
$345,084
2021
$3,717 (+0.2%)
$91,710 + $246,608
$338,318
2020
$3,709 (+0.5%)
$89,912 + $241,773
$331,685
2019
$3,689 (+0.6%)
$88,991 + $239,294
$328,285
2018
$3,669 (+1.8%)
$87,247 + $234,602
$321,849
2017
$3,604 (+4.0%)
$83,860 + $225,493
$309,353
2015
$3,466 (+6.5%)
$82,216 + $221,072
$303,288
2014
$3,255
$79,396 + $213,487
$292,883
2013
$3,257 (+1.6%)
$79,396 + $213,487
$292,883
2012
$3,207 (+34.2%)
$79,038 + $212,523
$291,561
2011
$2,391 (+1.6%)
$77,489 + $208,356
$285,845
2010
$2,354 (−0.6%)
$53,900 + $158,541
$212,441
2009
$2,368 (−57.2%)
$53,498 + $157,357
$210,855
2007
$5,536
$258,241 + $239,500
$497,741
*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 addition-alteration
Demolish an illegal living space addition to a rear accessory structure.
Demolition
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
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Floor Furnace
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Foundation Type: Raised W/Crawlspace
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Exterior Wall: Wood
Pool Information
Has Pool
Property Information
Subdivision Name: HOME ACRES ADD/SANTA ROSA
Living Sq. Ft: 1,864
Ground Floor Sq. Ft: 1,294
Building Sq. Ft: 1,864
# of Stories: 2
Legal Description: REMAP FROM 012-202-021-000 - 09/13/97
Parking & Garage Information
# of Parking Spaces: 1
Garage/Parking Sq. Ft: 1,360
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,600
Legal Lot Number: 11
Acres: 0.1515
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,864
Stories: 2.0
Lot Size: 6,600 square feet
Style: Single Family Residential
Year Built: 1927
Year Renovated: 1928
County: Sonoma County
APN: 180320029000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Hidden Valley Elementary Satellite School
Public K-6 • Assigned • 1.3mi
8/10
Santa Rosa Middle School
Public 7-8 • Assigned • 1.0mi
2/10
Santa Rosa High School
Public 9-12 • Assigned • 0.6mi
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)
63
41
64
44
72
47
70
47
77
51
80
54
79
54
86
55
83
55
79
51
65
46
60
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
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
$694,000 – $840,000
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