505 4th St is a 1,213 square foot house on a 6,615 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's San Rafael data, we estimate the home's value is $773,191.
Single-familyProperty Type
1924Year Built
6,615 sq ftLot Size
$637Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$773,191
$19K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.7% lower than the average sale price ($1.00M) 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
$8,256 (+4.7%)
$320,275 + $192,165
$512,440
2024
$7,887 (+2.4%)
$313,997 + $188,398
$502,395
2023
$7,704 (+5.2%)
$307,842 + $184,705
$492,547
2022
$7,320 (+1.6%)
$301,807 + $181,084
$482,891
2021
$7,204 (+1.4%)
$295,890 + $177,534
$473,424
2020
$7,103 (+3.8%)
$290,090 + $174,054
$464,144
2019
$6,843 (+1.1%)
$287,117 + $172,270
$459,387
2018
$6,770 (+3.7%)
$281,490 + $168,894
$450,384
2017
$6,529 (+3.7%)
$270,562 + $162,337
$432,899
2016
$6,298 (+4.6%)
$270,562 + $162,337
$432,899
2015
$6,022 (+4.6%)
$265,257 + $159,154
$424,411
2014
$5,758 (+0.6%)
$256,157 + $153,694
$409,851
2013
$5,721 (+179.6%)
$256,157 + $153,694
$409,851
2012
$2,046 (+20.1%)
$255,000 + $153,000
$408,000
2011
$1,704 (+0.8%)
$58,544 + $24,713
$83,257
2010
$1,691 (+6.0%)
$57,396 + $24,229
$81,625
2009
$1,595 (−10.2%)
$56,967 + $24,048
$81,015
2008
$1,776
$57,103 + $24,105
$81,208
Tax history for 505 4th St
Year
Property tax
Land + Additions
Assessment*
2025
$8,256 (+4.7%)
$320,275 + $192,165
$512,440
2024
$7,887 (+2.4%)
$313,997 + $188,398
$502,395
2023
$7,704 (+5.2%)
$307,842 + $184,705
$492,547
2022
$7,320 (+1.6%)
$301,807 + $181,084
$482,891
2021
$7,204 (+1.4%)
$295,890 + $177,534
$473,424
2020
$7,103 (+3.8%)
$290,090 + $174,054
$464,144
2019
$6,843 (+1.1%)
$287,117 + $172,270
$459,387
2018
$6,770 (+3.7%)
$281,490 + $168,894
$450,384
2017
$6,529 (+3.7%)
$270,562 + $162,337
$432,899
2016
$6,298 (+4.6%)
$270,562 + $162,337
$432,899
2015
$6,022 (+4.6%)
$265,257 + $159,154
$424,411
2014
$5,758 (+0.6%)
$256,157 + $153,694
$409,851
2013
$5,721 (+179.6%)
$256,157 + $153,694
$409,851
2012
$2,046 (+20.1%)
$255,000 + $153,000
$408,000
2011
$1,704 (+0.8%)
$58,544 + $24,713
$83,257
2010
$1,691 (+6.0%)
$57,396 + $24,229
$81,625
2009
$1,595 (−10.2%)
$56,967 + $24,048
$81,015
2008
$1,776
$57,103 + $24,105
$81,208
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Mar 11, 2020 • Final
Plumbing
Remove and replace a tankless water heater with a new unit in the same location.
Plumbing
Water heater
Jul 8, 2013 • Final
Plumbing
Work on a water heater.
Plumbing
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
Basement Information
Basement Sq. Ft: 130
Basement Type: Unfinished
Heating & Cooling
Heating Type: Radiant
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Building Style Type: Contemporary
Building Construction Quality: Average
Property Information
Subdivision Name: FORREST PARK
Living Sq. Ft: 1,213
Building Sq. Ft: 1,343
# of Units: 1
Parking & Garage Information
Garage/Parking Sq. Ft: 242
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,615
Legal Lot Number: 2
Municipality Name: SAN RAFAEL
Acres: 0.1519
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.: 1,213
Stories: —
Lot Size: 6,615 square feet
Style: Single Family Residential
Year Built: 1924
Year Renovated: 1930
County: Marin County
APN: 014-123-09
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Coleman Elementary School
Public K-5 • Assigned • 0.4mi
7/10
James B. Davidson Middle School
Public 6-8 • Assigned • 0.6mi
6/10
San Rafael High School
Public 9-12 • Assigned • 0.4mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 86° 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, 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
74
54
80
55
78
55
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
$735,000 – $890,000
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