San Francisco County » 94121 » 21st Ave » 175 21st Ave

175 21st Avenue, San Francisco, CA 94121 - Property report

Also known as: 175 21st Ave

Property image for 175 21st Avenue, San Francisco, CA 94121

Property type

Apartments 15 Units or More (A15)

Year built

1965

Lot sq. ft.

9,017

Sale price

$6,006,000

General Information

Address

Primary address

175 21st Ave
San Francisco, CA 94121

Zip code

94121

Neighborhood

Lake Street

County

San Francisco

Municipality

City of San Francisco

Parcel ID

1381-012

Sales

Sale date

04/29/2025

Sale price

$6,006,000

Arm's length

Tax

Tax year

2025-2026

Property tax

$125,675

Building

Property type

Apartments 15 Units or More

Building sq. ft.

18,804

Stories

Year built

1965

Building material

Rooms

Lot

Acreage

0.207

Lot sq. ft.

9,017

Depth

20 ft

Zoning & use

Zoning

Qualified opportunity zone

Units

Area overview

Walk score

94 /100. Walker's Paradise

Transit score

67 /100. Good Transit

Bike score

89 /100. Very Bikeable

School district

San Francisco Unified School District

Ownership

Ownership information for 175 21st Avenue, San Francisco, CA

Property owner name

Registered owner

Source

Deed

Owner contact information

Phone number

Owner address

Documents

Sales history for 175 21st Avenue, San Francisco, CA 94121

Sale date	Sale price	Buyer name	Seller name
04/29/2025	$6,006,000	XXXX XXX XXXXX XX	XXX XXXX XX XX
12/05/2019	$9,500,000	XXX XXXX XX XX	XXX XXXX XXXXXX XX
12/05/2014	$6,035,000	XXX XXX XXXXXX XX	XXXXXXXX XXXX X; XXXXXX XXXXXXX X; XXXXXXX XXXXXX X XXX; XXXX & XXX & XXXXXXXXXX XXX; X X X & XXXXXXXXXX; XXXXXX X XXXXXXX XXX XXXXX XXXXX; XXXXXXX X XXXXXXX XXXXXXX XXXXX; XXXXXX XXXXXXXX X

*Most recent sales on record for this property.

More about San Francisco County property records.

Title documents

Date	Type	Party 1	Party 2
09/24/2025	Asgn Asgn Rents/Leases	XXXX XXX XXXXX XX	XXX XXXXXXXX XXXXXXXX XX XXXXXXXXXX XXXXXXXX XXXXXXXXXXX XXXXXXXXXXXX
09/24/2025	Asgn Asgn Rents/Leases	XXXX XXX XXXXX XX	XXX XXXXXXXX XXX XX XXXXXXX XX
09/24/2025	Asgn of Fixture Filing	XXXX XXX XXXXX XX	XXX XXXXXXXX XXX XX XXXXXXX XX
09/24/2025	Asgn Security Agrmnt	XXXX XXX XXXXX XX	XXX XXXXXXXX XXX XX XXXXXXX XX
09/24/2025	Assgn Deed of Trust	XXXX XXX XXXXX XX	XXX XXXXXXXX XXX XX XXXXXXX XX
06/13/2025	Reconveyance	XXXX XXXX XXXX
06/13/2025	Release Assign Rents	XXXX XXXX XXXX
05/15/2025	Reconveyance	XXXXX XXXXXXXX XXXXX XXX XX	XXX XXXX XX XX
05/15/2025	Substitution Trustee	XXX XXXX XX XX	XXXXX XXXXXXXX XXXXX XXX XX
04/29/2025	Asgt Rents/Leases	XXXX XXXX XXXXX XX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 175 21st Avenue, 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

$125,675

Recent tax assessments

Market value

$10,626,099

Land value

$6,233,782

Building value

$4,392,317

More about San Francisco County property taxes

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	$10,626,099	1.1827	$125,675	+3.16%
2024-2025	$10,399,652	1.1714	$121,822	+1.86%
2023-2024	$10,154,972	1.1777	$119,595	+1.84%
2022-2023	$9,954,515	1.1797	$117,433	+1.76%
2021-2022	$9,759,198	1.18248	$115,401	+1.33%
2020-2021	$9,503,215	1.1984	$113,887	+48.35%
2019-2020	$6,505,267	1.1801	$76,769	+3.50%
2018-2019	$6,377,777	1.163	$74,174	+1.19%
2017-2018	$6,252,787	1.1723	$73,301	+56.40%
2016-2017	$3,963,183	1.1826	$46,869	+1.52%

Permits

Permit information for 175 21st Avenue, San Francisco, CA

Issued date	Permit number	Permit type	Sub type	Valuation	Finaled date	Status
06/17/2026
04/17/2026
02/12/2026
12/15/2025
09/12/2025

*Most recent permits on record for this property.

Listings

Neighborhood

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

41,995

Median age

44.5

Average household income

$202,368

Family households

55.3%

People per household (average)

2.28

Occupied housing units

18,206

Owner-occupied units

43.9%

Median year structure built

1938

Median value mortgaged units

$1,804,800

Median value unmortgaged units

$1,411,300

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones

Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Crime incidents map

Transportation

Daily traffic map

View daily traffic map

Access the detailed traffic volume map for 175 21st Avenue, San Francisco, CA 94121 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Nearby ZIP codes for 175 21st Avenue, San Francisco, CA

Frequently asked questions

What is the year built for 175 21st Avenue, San Francisco, CA 94121?

The development at 175 21st Avenue, San Francisco, CA 94121 was built in 1965.

What is the total square footage of 175 21st Avenue, San Francisco, CA 94121?

175 21st Avenue, San Francisco, CA 94121 has a total of 18,804 square feet.

When was 175 21st Avenue, San Francisco, CA 94121 last sold and what was the sale price?

175 21st Avenue, San Francisco, CA 94121 was last sold on 04/29/2025 for $6,006,000.

What is the assessed value of 175 21st Avenue, San Francisco, CA 94121?

175 21st Avenue, San Francisco, CA 94121 is currently assessed at $10,626,099.

What are the property taxes for 175 21st Avenue, San Francisco, CA 94121?

The property taxes for 175 21st Avenue, San Francisco, CA 94121 total $125,674.

How many residential units does this building have?

This building has 18 residential unit(s).

Disclaimer

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

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.