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3520 18th Street, San Francisco, CA 94110 Property Information

3520 18th Street, San Francisco, CA 94110 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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3520 18th Street, San Francisco, CA 94110
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Address

Primary address 3520 18th Street, San Francisco
Zip code 94110
County San Francisco
Neighborhood Mission Dolores
Parcel ID 3577-011

Sales & Tax Overview for 3520 18th Street, San Francisco

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Sale date 05/18/2012
Sale price $900,000
Arm's length
Property tax $13,370

Lot & Building Information for 3520 18th Street, San Francisco

Building sqft 3,634
Building class Apartment (A)
Acreage 0.086
Depth 5
Rooms 12
Units 4
Year built 1923
Stories 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district San Francisco Unified School District

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Other Property Data for 3520 18th Street, San Francisco

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About 3520 18th Street, San Francisco

What is the year built & the total sq. ft. for 3520 18th Street, San Francisco, CA 94110?

3520 18th Street, San Francisco, CA 94110 was built in 1923 and has a total of 3,634 square feet.

What is the assessed value of 3520 18th Street, San Francisco, CA 94110 and the property tax paid?

Assessed at $1,130,424, the tax amount paid for 3520 18th Street, San Francisco, CA 94110 is $13,369.

When was 3520 18th Street, San Francisco, CA 94110 last sold?

3520 18th Street, San Francisco, CA 94110 was last sold in 02/28/2019.

How many residential units does this building have?

This building has 4 residential unit(s).

Ownership Information

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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.
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Past Sales & Property History for 3520 18th Street, San Francisco

Create a free account to view the complete sales history for 3520 18th Street, San Francisco, including title documents, transfer conditions, mortgages and liens.

Sale date Sale price Buyer name Seller name
05/18/2012 $900,000

Title Documents for 3520 18th Street, San Francisco

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
02/28/2019 Trust Transfer Deed
11/16/2015 Grant Deed
11/13/2015 Deed of Trust 12/01/2045
11/13/2015 Grant Deed
11/13/2015 Quitclaim Deed
06/09/2014 Grant Deed
12/13/2013 Deed of Trust 01/01/2044
12/13/2013 Grant Deed
05/18/2012 Deed of Trust
05/18/2012 Deed
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R: Recorded date
D: Document date

Property Taxes for 3520 18th Street, San Francisco

Access detailed property tax data for 3520 18th 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 $13,370
Market value $1,130,424

Assessment History for 3520 18th Street, San Francisco

Here's the assessment & property tax history for 3520 18th 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 $1,130,424 1.1827 $13,370 +2.98%
2024-2025 $1,108,260 1.1714 $12,982 +1.45%
2023-2024 $1,086,532 1.1777 $12,796 +1.83%
2022-2023 $1,065,228 1.1797 $12,566 +1.76%
2021-2022 $1,044,344 1.18248 $12,349 -0.33%

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.

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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

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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

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View daily traffic map

Neighbors for 3520 18th Street, San Francisco

Here are the neighbors for 3520 18th Street, San Francisco.

Address Square feet Purchase date Purchase price
3538 18th St, San Francisco 7,090 01/18/2008
3524 18th St, San Francisco 3,688 12/14/2020 $3,400,000
3548 18th St, San Francisco 7,800
3578 18th St, San Francisco 5,460
601 Valencia St, San Francisco 5,449 08/18/2003
3345 17th St, San Francisco 535 10/23/2025
610 Valencia St, San Francisco 10/31/1991
680 Valencia St, San Francisco 8,478 08/11/2020
3568 18th St, San Francisco 4,350 11/09/2021
696 Valencia St, San Francisco 6,630 11/26/2025 $4,950,000
692 Valencia St, San Francisco 3,883 01/28/2025 $3,370,000
670 Valencia St, San Francisco 03/11/1994
666 Valencia St, San Francisco 11/10/1992
3530 18th St, San Francisco 6,946 02/12/2019
30 Bird St, San Francisco 2,630 06/18/2025 $3,840,000
3572 18th St, San Francisco 5,460 05/08/2013
656 Valencia St, San Francisco 4,584 01/21/2010
1 Dearborn St, San Francisco 03/02/1998
3560 18th St, San Francisco 3,801 10/12/2021
68 Dearborn St, San Francisco 2,131 03/02/1998

Nearby ZIP Codes for 3520 18th Street, San Francisco

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