San Francisco County  »  94110  »  San Carlos St  »  305 San Carlos St

305 San Carlos Street, San Francisco, CA 94110 - Property report

Also known as: 3525 20th St

Property image for 305 San Carlos Street, San Francisco, CA 94110
static Mapbox map

Property type

Apartments 5 to 14 Units (A5)

Year built

1924

Lot sq. ft.

3,180

Sale price

$4,010,000

General Information

Address
Primary address
305 San Carlos St
San Francisco, CA 94110
Alternate address(es)
3525 20th St
3527 20th St
3529 20th St
Zip code
94110
Neighborhood
Inner Mission
County
San Francisco
Municipality
City of San Francisco
Parcel ID
3609-114

Owner

Find out who owns 305 San Carlos Street, San Francisco, CA 94110. Uncover corporate and individual owners with a free account.

Sales
Sale date
10/31/2017
Sale price
$4,010,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$59,822
Current property tax
$11,293
Building
Property type
Apartments 5 to 14 Units
Building sq. ft.
8,661
Stories
3
Year built
1924
Building material
D
Rooms
25
Lot
Acreage
0.073
Lot sq. ft.
3,180
Zoning & use
Zoning
Qualified opportunity zone
Units
12

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
88 /100.  Excellent Transit
Bike score
99 /100.  Biker's Paradise
School district
San Francisco Unified School District

Ownership information for 305 San Carlos Street, San Francisco, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address

Sales history for 305 San Carlos Street, San Francisco, CA 94110

*Most recent sales on record for this property.

More about San Francisco County property records.

Title documents

Date Type Amount Party 1 Party 2 Doc #
06/17/2026 NTC Lien XXXX XXXXX XXXXXXXXXX XXX XX XXXXX XXXXX XXX XXXXX
05/20/2026 NTC Lien XXXX XXXXX XXXXXXXXXX XXX XX XXXXX XXXXX XXX XXXXX
03/30/2022 Fixture Filing XXXX XXXXX XXXXXXXXXX XXX XXXX
03/30/2022 NTC Security Agrmnt XXXX XXXXX XXXXXXXXXX XXX XXXX
03/30/2022 Asgt Rents/Leases XXXX XXXXX XXXXXXXXXX XXX XXXX
03/30/2022 Modif Deed of Trust XXXX XXXXX XXXXXXXXXX XXX XXXX
11/15/2019 Release of Assignment of Rents XXXXXXXX X X XXXX XXX XXXXX XXXXXXXXXX XXX
10/31/2019 Subordination Agreement XXXXXXXXXXX XXXXX XXXX XXXX XXXXX
10/31/2019 Subordination Agreement XXXXXXX XXX XXXX XXXXX
10/31/2019 Other - Financial Statement XXXX XXXXX XXXXXXXXXX XXX XXXX XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 305 San Carlos Street, San Francisco, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Base tax
$59,822
Current property tax
$11,293
Recent tax assessments
Market value
$5,058,111
Land value
$3,193,885
Building value
$1,864,226

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $5,058,111 1.1827 $59,822 +2.98%
2024-2025 $4,958,933 1.1714 $58,089 +1.45%
2023-2024 $4,861,700 1.1777 $57,256 +1.83%
2022-2023 $4,766,374 1.1797 $56,229 +1.76%
2021-2022 $4,672,917 1.18248 $55,256 +6.88%
2020-2021 $4,314,012 1.1984 $51,699 +7.11%
2019-2020 $4,090,200 1.1801 $48,268 +3.47%
2018-2019 $4,011,160 1.163 $46,650 +43.59%
2017-2018 $2,771,266 1.1723 $32,488 +1226.97%
2016-2017 $207,023 1.1826 $2,448 +1.57%

Permit information for 305 San Carlos Street, San Francisco, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
11/18/2025
12/09/2021
12/09/2021
12/09/2021
12/09/2021

*Most recent permits on record for this property.

San Francisco residential market stats

Access a detailed real estate market overview of San Francisco so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in San Francisco and compare it to other neighborhoods in San Francisco.

Median sale price

$1,500,000

15.4% Y-o-Y

Median price/sq. ft.

$1,155

11.2% Y-o-Y

San Francisco county median sale price

$1,500,000

15.4% Y-o-Y

Check out recently sold homes in San Francisco and see how their prices compare.

Demographics by ZIP code

Total population
66,865
Median age
39.3
Average household income
$231,366
Family households
48.4%
People per household (average)
2.38
Occupied housing units
27,208
Owner-occupied units
41.8%
Median year structure built
1938
Median value mortgaged units
$1,510,500
Median value unmortgaged units
$1,210,300

Risk

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FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Crime incidents map

Transportation

Daily traffic map

Access the detailed traffic volume map for 305 San Carlos Street, San Francisco, CA 94110 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Frequently asked questions

What is the year built for 305 San Carlos Street, San Francisco, CA 94110?

The development at 305 San Carlos Street, San Francisco, CA 94110 was built in 1924.

What is the total square footage of 305 San Carlos Street, San Francisco, CA 94110?

305 San Carlos Street, San Francisco, CA 94110 has a total of 8,661 square feet.

When was 305 San Carlos Street, San Francisco, CA 94110 last sold and what was the sale price?

305 San Carlos Street, San Francisco, CA 94110 was last sold on 10/31/2017 for $4,010,000.

What is the assessed value of 305 San Carlos Street, San Francisco, CA 94110?

305 San Carlos Street, San Francisco, CA 94110 is currently assessed at $5,058,111.

What are the property taxes for 305 San Carlos Street, San Francisco, CA 94110?

The property taxes for 305 San Carlos Street, San Francisco, CA 94110 total $59,822.

How many residential units does this building have?

This building has 10 residential unit(s).

Disclaimer

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Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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