San Francisco County  »  94105  »  1st St  »  50 1st St

50 1st Street, San Francisco, CA 94105 - Property report

Also known as: 42 1st St

Property image for 50 1st Street, San Francisco, CA 94105
static Mapbox map

Property type

Office Building (SCILSO)

Year built

1917

Lot sq. ft.

17,990

Sale price

$60,000,000

General Information

Address
Primary address
50 1st St
San Francisco, CA 94105
Alternate address(es)
42 1st St
Zip code
94105
Neighborhood
Yerba Buena
County
San Francisco
Municipality
City of San Francisco
Parcel ID
3708-055

Owner

Find out who owns 50 1st Street, San Francisco, CA 94105. Uncover corporate and individual owners with a free account.

Sales
Sale date
01/23/2026
Sale price
$60,000,000
Arm's length
Tax
Tax year
2025-2026
Property tax
$2,701,285
Building
Property type
Office Building
Building sq. ft.
144,000
Stories
7
Year built
1917
Rooms
24
Lot
Acreage
0.413
Lot sq. ft.
17,990
Zoning & use
Zoning
Qualified opportunity zone
Units
1

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
84 /100.  Very Bikeable
School district
San Francisco Unified School District

Ownership information for 50 1st Street, San Francisco, CA

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

Sales history for 50 1st Street, San Francisco, CA 94105

Sale date Sale price Buyer name Seller name
01/23/2026 $60,000,000 XXXX XX XXXXXX XXX XXXX XXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXX
12/08/2016 $22,619,000 XXXXXXXXX XXXXXX XXX XXXX; XXXX-XXXXXX X XXXXXXX XXXXX
02/06/2015 $296,000,000 XXXXXX XXXXXXXX XXXXXXXXXX XXX XX XXXXX XXX

*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 #
07/14/2026 NTC Power Sell Tax DFLTD XXXXXX XXXXXXXX XXXXXXXXXX XXX XXX XXXXXXXXX XXX XXXXXXXXX
06/17/2026 CNCL Lien Filed in Error XX XXXXX XXXXX XXX XXXXX XXXXXX XXXXXXXX XXXXXXXXXX
06/17/2026 CNCL Lien Filed in Error XX XXXXX XXXXX XXX XXXXX XXXXXX XXXXXXXX XXXXXXXXXX
05/20/2026 NTC Lien XXXXXX XXXXXXXX XXXXXXXXXX XX XXXXX XXXXX XXX XXXXX
04/15/2026 CNCL Lien Filed in Error XX XXXXX XXXXX XXX XXXXX XXXXXX XXXXXXXX XXXXXXXXXX
03/18/2026 NTC Lien XXXXXX XXXXXXXX XXXXXXXXXX XX XXXXX XXXXX XXX XXXXX
01/23/2026 Grant Deed XXXX XXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXX XXXX XX XXXXXX XXX
01/21/2026 NTC Lien XXXXXX XXXXXXXX XXXXXXXXXX XX XXXXX XXXXX XXX XXXXX
01/15/2026 Trustee's Deed Upon Sale XXXXXXXXX XXXXXX XXX XXXX XXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXX
01/09/2026 Release Mech Lien XXXXXXX XXXXXXXX XX XXX XXXXXX XXXXXXXX XXXXXXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 50 1st 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
Property tax
$2,701,285
Recent tax assessments
Market value
$228,399,836
Land value
$117,799,836
Building value
$110,600,000

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 $228,399,836 1.1827 $2,701,285 +2.00%
2024-2025 $226,090,036 1.1714 $2,648,419 +0.47%
2023-2024 $223,825,526 1.1777 $2,635,993 +0.83%
2022-2023 $221,605,418 1.1797 $2,614,279 +0.23%
2021-2022 $220,574,658 1.18248 $2,608,251 +49.02%
2020-2021 $146,046,443 1.1984 $1,750,221 +40.91%
2019-2020 $105,253,596 1.1801 $1,242,098 +3.50%
2018-2019 $103,189,801 1.163 $1,200,097 +1.19%
2017-2018 $101,166,472 1.1723 $1,185,975 +1.11%
2016-2017 $99,182,817 1.1826 $1,172,936 +235.49%

Permit information for 50 1st Street, San Francisco, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
05/19/2020
10/04/2019
07/11/2019
07/11/2019
05/31/2019

*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
13,861
Median age
35.1
Average household income
$326,503
Family households
34.4%
People per household (average)
1.65
Occupied housing units
8,300
Owner-occupied units
34.8%
Median year structure built
2009
Median value mortgaged units
$1,459,900
Median value unmortgaged units
$932,600

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 50 1st Street, San Francisco, CA 94105 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 50 1st Street, San Francisco, CA 94105?

The development at 50 1st Street, San Francisco, CA 94105 was built in 1917.

What is the market value of 50 1st Street, San Francisco, CA 94105?

The current market value of 50 1st Street, San Francisco, CA 94105 is $228,399,836.

What is the total square footage of 50 1st Street, San Francisco, CA 94105?

50 1st Street, San Francisco, CA 94105 has a total of 144,000 square feet.

What is the price per square foot for this property?

$416 per square foot is the price for 50 1st Street, San Francisco, CA 94105.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 1.

Disclaimer

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