San Francisco County  »  94118  »  3rd Ave  »  521 3rd Ave

521 3rd Avenue, San Francisco, CA 94118 Property Information

521 3rd Avenue, San Francisco, CA 94118 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

521 3rd Avenue, San Francisco, CA 94118
static Mapbox map

Address

Primary address 521 3rd Avenue, San Francisco
Zip code 94118
County San Francisco
Neighborhood Inner Richmond
Parcel ID 1546-046

Sales & Tax Overview for 521 3rd Avenue, San Francisco

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

Property tax $10,468

Lot & Building Information for 521 3rd Avenue, San Francisco

Building sqft 1,379
Building class Condominium (Z)
Acreage 0.09
Year built 1906
Bedrooms 4
Bathrooms 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 Residential- House, Two Family (RH-2)
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 521 3rd Avenue, 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 521 3rd Avenue, 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 521 3rd Avenue, San Francisco

What is the year built & the total sq. ft. for 521 3rd Avenue, San Francisco, CA 94118?

521 3rd Avenue, San Francisco, CA 94118 was built in 1906 and has a total of 1,379 square feet.

What is the assessed value of 521 3rd Avenue, San Francisco, CA 94118 and the property tax paid?

Assessed at $885,056, the tax amount paid for 521 3rd Avenue, San Francisco, CA 94118 is $10,467.

When was 521 3rd Avenue, San Francisco, CA 94118 last sold?

521 3rd Avenue, San Francisco, CA 94118 was last sold in 11/30/2017.

Ownership Information

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

Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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 521 3rd Avenue, San Francisco

Create a free account to view the complete sales history for 521 3rd Avenue, San Francisco, including title documents, transfer conditions, mortgages and liens.

No recorded sales for this property.

Title Documents for 521 3rd Avenue, 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
07/24/2024 Release of Lien
07/24/2024 Release of Lien
05/21/2024 Resolution
04/25/2024 NTC Lien
01/24/2024 NTC Lien
09/21/2023 Assgn Deed of Trust
11/30/2017 Grant Deed
10/16/2012 Deed of Trust
10/16/2012 Deed
06/12/1995 Notice of Substandard BLDG
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 521 3rd Avenue, San Francisco

Access detailed property tax data for 521 3rd Avenue, San Francisco, CA 94118. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $10,468
Market value $885,056

Assessment History for 521 3rd Avenue, San Francisco

Here's the assessment & property tax history for 521 3rd Avenue, 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 $885,056 1.1827 $10,468 +2.98%
2024-2025 $867,703 1.1714 $10,164 +1.45%
2023-2024 $850,690 1.1777 $10,019 +1.83%
2022-2023 $834,011 1.1797 $9,839 +1.76%
2021-2022 $817,660 1.18248 $9,669 -0.30%

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.

Risk

Create a free account to unlock extended information for 521 3rd Avenue, 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 521 3rd Avenue, 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

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Mccoppin (Frank) Elementary School 7 Public K-5 215 0.24
Zion Lutheran School NR Private K-8 160 0.35
Star Of The Sea School NR Private PK-8 256 0.39
Star Of The Sea School NR Private PK-8 256 0.39
Peabody (George) Elementary School 8 Public K-5 269 0.41

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Roosevelt Middle School 8 Public 6-8 666 0.28
Zion Lutheran School NR Private K-8 160 0.35
Star Of The Sea School NR Private PK-8 256 0.39
Challenge To Learning NR Private 7-12 0 0.42
Olympia Institute NR Private 6-11 8 0.53

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Nativity High school NR Private 9-12 0 0.39
Challenge To Learning NR Private 7-12 0 0.42
Olympia Institute NR Private 6-11 8 0.53
Lisa Kampner Hebrew Academy NR Private K-12 37 0.66
San Francisco High School of the Arts NR Private 6-11 23 0.73

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 521 3rd Avenue, San Francisco

Here are the neighbors for 521 3rd Avenue, San Francisco.

Address Square feet Purchase date Purchase price
3228 Cabrillo St, San Francisco 858 03/24/2010
1015 Cabrillo St, San Francisco 1,277 07/16/2013
520 27th Ave, San Francisco 955 07/08/2024 $998,000
504 46th Ave, San Francisco 1,321 11/08/2021 $1,350,000
426 5th Ave, San Francisco 1,088 12/04/2018
523 3rd Ave, San Francisco 1,456 04/04/2022
1013 Cabrillo St, San Francisco 1,219 01/15/2026
2528 Anza St, San Francisco 3,684 04/29/2015
688 25th Ave, San Francisco 2,016 07/11/2023 $1,630,000
690 3rd Ave, San Francisco 1,347 07/07/2009
692 3rd Ave, San Francisco 1,361 07/07/2009 $790,000
424 5th Ave, San Francisco 999 11/23/2011
430 29th Ave, San Francisco 2,800
3230 Cabrillo St, San Francisco 875 03/24/2010
181 Seal Rock Dr, San Francisco 975 05/15/2024 $1,050,000
2626 Balboa St, San Francisco 1,176 04/29/2024
1708 Anza St, San Francisco 1,426 09/30/2014 $2,780,000
506 46th Ave, San Francisco 1,128 05/21/2013 $710,000
179 Seal Rock Dr, San Francisco 975 09/12/2008
690 25th Ave, San Francisco 1,463 01/19/2023 $1,250,000

Nearby ZIP Codes for 521 3rd Avenue, San Francisco

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