139 Humboldt St is a 1,201 square foot house on a 5,390 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's San Rafael data, we estimate the home's value is $1,117,061.
Single-familyProperty Type
1949Year Built
5,390 sq ftLot Size
$930Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,117,061
$20K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.7% lower than the average sale price ($1.45M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$4,429 (+2.7%)
$64,687 + $107,130
$171,817
2025
$4,311 (+7.1%)
$64,687 + $107,130
$171,817
2024
$4,025 (+3.7%)
$63,418 + $105,030
$168,448
2023
$3,881 (+4.0%)
$62,175 + $102,970
$165,145
2022
$3,732 (+1.5%)
$60,956 + $100,951
$161,907
2021
$3,676 (+2.3%)
$59,751 + $98,961
$158,712
2020
$3,592 (+5.4%)
$58,580 + $97,021
$155,601
2019
$3,407 (+1.2%)
$57,979 + $96,027
$154,006
2018
$3,368 (+3.0%)
$56,842 + $94,144
$150,986
2017
$3,269 (+4.1%)
$54,635 + $90,489
$145,124
2016
$3,139 (+4.4%)
$54,635 + $90,489
$145,124
2015
$3,007 (+5.3%)
$53,564 + $88,714
$142,278
2014
$2,857 (+2.0%)
$51,726 + $85,670
$137,396
2013
$2,801 (+4.7%)
$51,726 + $85,670
$137,396
2012
$2,676 (+1.6%)
$51,493 + $85,284
$136,777
2011
$2,635 (+1.3%)
$50,483 + $83,612
$134,095
2010
$2,602 (+4.4%)
$49,494 + $81,973
$131,467
2009
$2,493 (+5.1%)
$49,124 + $81,360
$130,484
2008
$2,371
$49,241 + $81,554
$130,795
Tax history for 139 Humboldt St
Year
Property tax
Land + Additions
Assessment*
2026
$4,429 (+2.7%)
$64,687 + $107,130
$171,817
2025
$4,311 (+7.1%)
$64,687 + $107,130
$171,817
2024
$4,025 (+3.7%)
$63,418 + $105,030
$168,448
2023
$3,881 (+4.0%)
$62,175 + $102,970
$165,145
2022
$3,732 (+1.5%)
$60,956 + $100,951
$161,907
2021
$3,676 (+2.3%)
$59,751 + $98,961
$158,712
2020
$3,592 (+5.4%)
$58,580 + $97,021
$155,601
2019
$3,407 (+1.2%)
$57,979 + $96,027
$154,006
2018
$3,368 (+3.0%)
$56,842 + $94,144
$150,986
2017
$3,269 (+4.1%)
$54,635 + $90,489
$145,124
2016
$3,139 (+4.4%)
$54,635 + $90,489
$145,124
2015
$3,007 (+5.3%)
$53,564 + $88,714
$142,278
2014
$2,857 (+2.0%)
$51,726 + $85,670
$137,396
2013
$2,801 (+4.7%)
$51,726 + $85,670
$137,396
2012
$2,676 (+1.6%)
$51,493 + $85,284
$136,777
2011
$2,635 (+1.3%)
$50,483 + $83,612
$134,095
2010
$2,602 (+4.4%)
$49,494 + $81,973
$131,467
2009
$2,493 (+5.1%)
$49,124 + $81,360
$130,484
2008
$2,371
$49,241 + $81,554
$130,795
*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
R5
Single-Family Residential District
The single-family residential districts provide opportunities for low-density, detached single-family residential development. Development densities are based on existing development patterns in the area and environmental site constraints. In hillside areas, development shall conform to the hillside development standards and review procedures established in Chapter 14.12, Hillside Development Overlay District.; Single-family residential districts include hillside resource residential land use categories with minimum densities of 2 or more acres for minimum lot sizes; hillside residential and residential estate categories with densities from 20,000 sq ft to 2 acre lot minimums; and low-density residential land use categories with densities ranging from 5,000 sq ft to 20,000 sq ft lot minimums.
Permitted uses
Include but are not limited to:
Garden center
Housing-Single unit
Housing-Multiple units
Housing-Senior
Educational/school
Recreation
Park & open space
Aug 9, 2023 • Final
Reroof
Tear off and install new composition shingles on a residential building. Leave the existing decking in place.
Roofing
Oct 9, 2018 • Final
Mechanical
Replace the furnace.
HVAC
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
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Building Style Type: Contemporary
Building Construction Quality: Average
Property Information
Subdivision Name: GREENBRAE 03
Living Sq. Ft: 1,201
Building Sq. Ft: 1,201
# of Units: 1
Parking & Garage Information
Garage/Parking Sq. Ft: 231
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,390
Legal Lot Number: 22
Municipality Name: SAN RAFAEL
Acres: 0.1237
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Tax Area: SAN RAFAEL
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,201
Stories: —
Lot Size: 5,390 square feet
Style: Single Family Residential
Year Built: 1949
Year Renovated: —
County: Marin County
APN: 010-073-03
Home facts updated by county records on Oct 19, 2026
Around this home
Schools
Sun Valley Elementary School
Public K-5 • Assigned • 0.4mi
10/10
James B. Davidson Middle School
Public 6-8 • Assigned • 1.6mi
6/10
Terra Linda High School
Public 9-12 • Assigned • 1.3mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
7/10 Flood Factor
Estimated 72-80% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 86° expected this year, 16 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, 15 days in 30 years
Provided by First Street
Historical weather
San Rafael, CA • 94901
Average low and high temperatures (°F)
59
42
61
45
69
48
67
47
72
50
75
52
76
55
80
55
77
57
74
52
62
47
55
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.6 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.6 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.06M – $1.29M
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