San Francisco County  »  94110  »  21st St  »  3173 21st St

3173 21st Street, San Francisco, CA 94110 Property Information

3173 21st Street, San Francisco, CA 94110 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

3173 21st Street, San Francisco, CA 94110
static Mapbox map

Address

Primary address 3173 21st Street, San Francisco
Zip code 94110
County San Francisco
Neighborhood Inner Mission
Parcel ID 3615-031B

Sales & Tax Overview for 3173 21st Street, San Francisco

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 02/08/1988
Sale price $329,000
Arm's length
Property tax $8,454

Lot & Building Information for 3173 21st Street, San Francisco

Building sqft 2,350
Building class Flat & Store 4 Units or Less (FS)
Acreage 0.048
Depth 65
Rooms 13
Units 4
Stories 2
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district San Francisco Unified School District

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 3173 21st Street, San Francisco

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 3173 21st Street, San Francisco , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Unlock all property data with a free account.
Sign up

About 3173 21st Street, San Francisco

How many square feet does 3173 21st Street, San Francisco, CA 94110 have?

This Flat & Store 4 Units or Less (FS) located at 3173 21st Street, San Francisco, CA 94110 has a total of 2,350 square feet.

What is the market value of 3173 21st Street, San Francisco, CA 94110?

The current market value is $714,820.

How many commercial spaces does this building have?

This building has 4 commercial spaces available for lease.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 3173 21st Street, San Francisco

Create a free account to view the complete sales history for 3173 21st Street, San Francisco, including title documents, transfer conditions, mortgages and liens.

Sale date Sale price Buyer name Seller name
02/08/1988 $329,000

Title Documents for 3173 21st Street, San Francisco

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
01/21/2026 Release of Lien
01/21/2026 Release of Lien
12/17/2025 NTC Lien
11/19/2025 NTC Lien
10/15/2025 NTC Lien
08/02/2022 Release of Lien
03/24/2022 NTC Lien
04/14/2017 Reconveyance
04/14/2017 Substitution Trustee
01/18/2013 Release Lien
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 3173 21st Street, San Francisco

Access detailed property tax data for 3173 21st Street, San Francisco, CA 94110. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $8,454
Market value $714,820

Assessment History for 3173 21st Street, San Francisco

Here's the assessment & property tax history for 3173 21st Street, San Francisco, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $714,820 1.1827 $8,454 +2.98%
2024-2025 $700,805 1.1714 $8,209 +1.30%
2023-2024 $688,144 1.1777 $8,104 +1.66%
2022-2023 $675,731 1.1797 $7,972 +1.60%
2021-2022 $663,560 1.18248 $7,846 -0.40%

San Francisco residential market stats

Median Sale Price
$1,385,000
2.6% YoY
Median Price/Sqft
$1,098
7.5% YoY
San Francisco County Median Sale Price
$1,385,000
2.6% YoY

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 County.

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%
Occupied housing units 27,208
Owner occupied units 41.8%
Average number of people per household 2.38
Median year structure built 1938
Median value for units with a mortgage $1,510,500
Median value for units without a mortgage $1,210,300

Risk

Create a free account to unlock extended information for 3173 21st Street, San Francisco, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map
Crime incidents map

Transportation

Access the detailed traffic volume map for 3173 21st Street, San Francisco to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Neighbors for 3173 21st Street, San Francisco

Here are the neighbors for 3173 21st Street, San Francisco.

Address Square feet Purchase date Purchase price
628 Capp St, San Francisco 6,870 04/04/2019
636 Capp St, San Francisco 03/23/2017
2571 Mission St, San Francisco 7,241 07/15/2015 $2,500,000
3167 21st St, San Francisco 1,360 04/27/2021
604 Capp St, San Francisco 3,303 07/02/2019
2519 Mission St, San Francisco 6,975 10/16/2017 $3,750,000
2525 Mission St, San Francisco 2,910 02/23/2026
648 Capp St, San Francisco 2,280 02/11/1997
692 Capp St, San Francisco 09/20/2001
2515 Mission St, San Francisco 6,615 10/09/2024
2539 Mission St, San Francisco 5,200 06/21/2021 $2,900,000
2565 Mission St, San Francisco 8,460 07/08/2021 $1,850,000
2577 Mission St, San Francisco 04/29/2008
626 Capp St, San Francisco 6,870 04/04/2019
652 Capp St, San Francisco 5,804 12/19/2019
677 Capp St, San Francisco 2,108
2531 Mission St, San Francisco 6,232 02/24/2026
642 Capp St, San Francisco 2,676 03/06/2024
2551 Mission St, San Francisco 18,654 04/05/2011

Nearby ZIP Codes for 3173 21st Street, San Francisco

Not sure if we cover all the data-points you need? View sample full report View sample full report