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433 Mason Street, San Francisco, CA 94102 Property Information

433 Mason Street, San Francisco, CA 94102 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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433 Mason Street, San Francisco, CA 94102
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Address

Primary address 433 Mason Street, San Francisco
Zip code 94102
County San Francisco
Neighborhood Downtown District 8 - North East
Parcel ID 0306-003

Sales & Tax Overview for 433 Mason 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 01/13/2017
Sale price $25,200,000
Arm's length
Property tax $345,901

Lot & Building Information for 433 Mason Street, San Francisco

Building sqft 28,184
Building class Garages (Commercial) (G)
Acreage 0.24
Units 1
Year built 1959
Stories 4
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Downtown- General (C-3-G)
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 433 Mason Street, San Francisco

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About 433 Mason Street, San Francisco

What is the year built & the total sq. ft. for 433 Mason Street, San Francisco, CA 94102?

433 Mason Street, San Francisco, CA 94102 was built in 1959 and has a total of 28,184 square feet.

What is the assessed value of 433 Mason Street, San Francisco, CA 94102 and the property tax paid?

Assessed at $29,246,764, the tax amount paid for 433 Mason Street, San Francisco, CA 94102 is $345,901.

When was 433 Mason Street, San Francisco, CA 94102 last sold and what was the last sale price?

433 Mason Street, San Francisco, CA 94102 was last sold in 01/13/2017 for $25,200,000.

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 433 Mason Street, San Francisco

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Sale date Sale price Buyer name Seller name
01/13/2017 $25,200,000
05/19/2016 $20,000,000
07/19/2012 $12,500,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 433 Mason Street, San Francisco

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
04/15/2026 NTC Lien
03/18/2026 NTC Lien
03/18/2026 NTC Lien
02/18/2026 NTC Lien
01/21/2026 NTC Lien
12/17/2025 NTC Lien
12/17/2025 NTC Lien
11/19/2025 NTC Lien
10/15/2025 NTC Lien
10/15/2025 NTC Lien
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R: Recorded date
D: Document date

Property Taxes for 433 Mason Street, San Francisco

Access detailed property tax data for 433 Mason Street, San Francisco, CA 94102. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $345,901
Market value $29,246,764

Assessment History for 433 Mason Street, San Francisco

Here's the assessment & property tax history for 433 Mason 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 $29,246,764 1.1827 $345,901 +2.98%
2024-2025 $28,673,299 1.1714 $335,879 +1.45%
2023-2024 $28,111,078 1.1777 $331,064 +1.83%
2022-2023 $27,559,881 1.1797 $325,124 +1.76%
2021-2022 $27,019,492 1.18248 $319,500 -0.31%

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

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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

Access the detailed traffic volume map for 433 Mason 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

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
San Francisco City Academy NR Private K-8 98 0.30
Ecole Notre Dame Des Victoires NR Private K-8 277 0.32
Cathedral School For Boys NR Private K-8 265 0.38
De Marillac Academy NR Private 4-8 120 0.44
Lau (Gordon J.) Elementary School 8 Public K-5 644 0.49

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
San Francisco City Academy NR Private K-8 98 0.30
Ecole Notre Dame Des Victoires NR Private K-8 277 0.32
Cathedral School For Boys NR Private K-8 265 0.38
De Marillac Academy NR Private 4-8 120 0.44
AltSchool Yerba Buena NR Private PK, K-8 0 0.64

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Sterne School NR Private 4-12 204 0.65
Sterne School NR Private 4-12 208 0.65
Gavin Academy NR Private K-12 0 0.71
Sacred Heart Cathedral Preparatory NR Private 9-12 1,329 0.78
Five Keys Independence High School (Sf Sheriff's) 3 Charter 9-12 3,019 0.85

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

Neighbors for 433 Mason Street, San Francisco

Here are the neighbors for 433 Mason Street, San Francisco.

Address Square feet Purchase date Purchase price
620 Jones St, San Francisco 85,619 05/20/2011
642 Jones St, San Francisco 17,064 06/08/2009 $2,750,000
401 Mason St, San Francisco 10,580
432 Geary St, San Francisco 31,405 11/27/2024
140 Shannon St, San Francisco 09/11/2018 $37,258,000
450 Geary St, San Francisco 20,295 04/28/2009
458 Geary St, San Francisco 20,295 04/28/2009
611 Post St, San Francisco 4,830 12/16/2013
617 Post St, San Francisco 5,404 09/22/2009
436 Geary St, San Francisco 56,064 12/02/2020 $50,000,000
425 Mason St, San Francisco 34,372 12/17/2019 $18,100,000
625 Post St, San Francisco 18,056 06/06/2023
480 Geary St, San Francisco 18,720 11/27/2024
484 Geary St, San Francisco 9,600 12/31/1991 $8,425,000
490 Geary St, San Francisco 27,600 12/31/1991 $8,425,000
639 Post St, San Francisco 33,967 09/14/2000
70 Derby St, San Francisco 3,420 12/11/2019
675 Post St, San Francisco 48,972 03/01/2016
468 Geary St, San Francisco 3,600 02/10/2022
691 Post St, San Francisco 23,648 05/20/2022 $9,000,000

Nearby ZIP Codes for 433 Mason Street, San Francisco

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