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490 Post Street #1140, San Francisco, CA 94102 Property Information

490 Post Street #1140, San Francisco, CA 94102 Property Information

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  • Owner
  • Documents
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  • Neighborhood
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490 Post Street #1140, San Francisco, CA 94102
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Address

Primary address 490 Post Street #1140, San Francisco
Zip code 94102
County San Francisco
Neighborhood Downtown District 8 - North East
Parcel ID 0296-097

Sales & Tax Overview for 490 Post Street #1140, San Francisco

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

Sale date 09/30/2015
Sale price $360,000
Arm's length
Property tax $5,040

Lot & Building Information for 490 Post Street #1140, San Francisco

Building sqft 355
Building class Office-Condominium (OZ)
Acreage 0.434
Year built 1925
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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 490 Post Street #1140, San Francisco

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About 490 Post Street #1140, San Francisco

How many sq. ft. does 490 Post Street #1140, San Francisco, CA 94102 have & what is the price per sq. ft?

This Office-Condominium (OZ) located at 490 Post Street #1140, San Francisco, CA 94102 has a total of 355 square feet and a current price per square foot of $1,014.

What is the year built & the current market value of 490 Post Street #1140, San Francisco, CA 94102?

490 Post Street #1140, San Francisco, CA 94102 was built in 1925 and has a current tax assessor's market value of $426,159.

Ownership Information

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Spaces for Lease in 490 Post Street #1140, San Francisco

For Lease: Dental Office Space in Union Sq., San Francisco - 490 Post, Suite 1616
Listing type For Lease
Listing date 03/11/2026
Last updated 06/09/2026

Prestigious address in Union Square San Francisco. Proximity to shopping, hotels and restaurants. Easy access to BART and MUNI bus and underground routes.This is an existing plumbed dental suite with 4 Operatories. Dental equipment in place , if needed. Medical office and professional office uses are permitted. Operable windows with lots of natural light. This is a commercial condominium in the rarely available 490 Post Street building. 490 Post is one of the prominent medical/dental buildings in San Francisco

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Brokers

Catherine House
Spaces
Suite name Space type Lease rate Available space Brokers
1616 Office $63/Sqft/Year 1,124 Catherine House
No photo available
490 Post Street Building
Listing type For Lease
Listing date 03/30/2026
Last updated 06/08/2026
Lot size 0.4338 Acre

Suite 1554 is ideally positioned in the heart of Union Square at 490 Post Street, one of San Francisco's premier medical and professional office buildings. Steps from Powell Street BART & Muni, the St. Francis Hotel, and world-class retail, including Saks Fifth Avenue and Neiman Marcus — with on-site parking and 24/7 building security.Semi-private office suite available for lease on the 15th floor of 490 Post Street, co-tenanted with an established psychiatrist in a calm, discreet setting — ideal for a therapist, psychologist, or complementary wellness practitioner. Operable windows flood the space with natural light and offer sweeping views of the San Francisco skyline, creating a calm and welcoming atmosphere for both practitioner and client. The space features a private in-unit bathroom with shower and kitchenette, offering a rare combination of comfort and functionality in one of San Francisco's premier medical and professional office buildings. Perfectly positioned in the heart of Union Square, steps from Powell Street BART, top hotels, dining, and retail.

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Brokers

Oleg VERBITSKI
Spaces
Suite name Space type Lease rate Available space Brokers
1554 Office $52.65/Sqft/Year 547 Oleg VERBITSKI

Spaces for Sale in 490 Post Street #1140, San Francisco

For Sale: Vacant Medical Office Space in Union Sq., San Francisco - 490 Post, Suite 649
Listing type For Sale
Listing date 05/19/2022
Last updated 06/09/2026

Prestigious address in Union Square San Francisco. Proximity to shopping, hotels and restaurants. Easy access to BART and MUNI bus and underground routes.This suite is a former, 2 chair, dental suite. Medical office and professional office uses are permitted. Operable windows with lots of natural light. This is a commercial condominium in the rarely available 490 Post Street building.

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Brokers

Catherine House
For Sale: 490 Post Street, Suite 1508
Listing type For Sale
Listing date 02/20/2026
Last updated 06/09/2026

San Francisco's Union Square.This former two chair dental suite is available for purchase. Medical office & professional office uses are also permitted. Operable windows with lots of natural light. This is a commercial condominium in the rarely available 490 Post Street building. Four-level valet parking garage with over 200 car capacity. The building was designed by the renowned architect, George Kelham.

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Brokers

Catherine House
490 Post Street, Suite 452
Listing type For Sale
Listing date 04/23/2026
Last updated 06/09/2026

Union Square±156 Sq. Ft. of office space facing Nob Hill available for lease or purchase Operable window with lots of natural light Can be used as office or medical office Easy management of Owners Association expenses through professional management company. 490 is one of the main medical/dental building in San Francisco. Prime Union Square location. Great transportation links, BART and Muni. Monthly parking available in the building. Multiple parking garages within a block.

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Brokers

Catherine House
490 Post Street, Suite 1100
Listing type For Sale
Listing date 04/29/2026
Last updated 06/09/2026

Union Square±1594 Sq. Ft. of office space available for purchase. Operable south-facing windows with lots of natural light. Can be used as office or medical office. Prime Union Square location. Elevator served and ADA accessible.

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Brokers

Catherine House
Active Listings For This Property:
For Lease For Lease: Dental Office Space in Union Sq., San Francisco - 490 Post, Suite 1616
For Lease: Dental Office Space in Union Sq., San Francisco - 490 Post, Suite 1616
490 Post Street #1140, San Francisco
Property Medical Office
Availability 1 Spaces listed / 1124 Sqft
Price $63/Sqft/Year
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Past Sales & Property History for 490 Post Street #1140, San Francisco

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Sale date Sale price Buyer name Seller name
09/30/2015 $360,000

Title Documents for 490 Post Street #1140, San Francisco

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
09/30/2015 Subordination Agreement
09/30/2015 Deed of Trust
09/30/2015 Grant Deed
               
               
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R: Recorded date
D: Document date

Property Taxes for 490 Post Street #1140, San Francisco

Access detailed property tax data for 490 Post Street #1140, 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 $5,040
Market value $426,159

Assessment History for 490 Post Street #1140, San Francisco

Here's the assessment & property tax history for 490 Post Street #1140, 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 $426,159 1.1827 $5,040 +2.98%
2024-2025 $417,804 1.1714 $4,894 +1.45%
2023-2024 $409,613 1.1777 $4,824 +1.83%
2022-2023 $401,582 1.1797 $4,737 +1.75%
2021-2022 $393,709 1.18248 $4,656 -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

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Demographics by Zip Code

Total population 35,976
Median age 42.2
Average household income $110,418
Family households 24.4%
Occupied housing units 19,935
Owner occupied units 8.0%
Average number of people per household 1.64
Median year structure built 1945
Median value for units with a mortgage $914,500
Median value for units without a mortgage $996,000

Risk

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Transportation

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Neighbors for 490 Post Street #1140, San Francisco

Here are the neighbors for 490 Post Street #1140, San Francisco.

Address Square feet Purchase date Purchase price
149 Mason St, San Francisco 36,804
2949 Larkin St, San Francisco 1,245 01/28/2022
722 Mason St, San Francisco 860 06/27/2013 $575,000
57 Wentworth Pl, San Francisco 15,660 09/14/2012 $4,185,000
1339 Vallejo St, San Francisco 1,249 09/04/2020 $1,620,000
150 Powell St, San Francisco 43,000 12/01/2006 $61,500,000
245 Hyde St, San Francisco 34,370 05/06/2009 $3,200,000
1049 Clay St, San Francisco 1,859 04/18/2025 $1,700,000
700 Montgomery St, San Francisco 11,455 02/11/2011 $5,019,204
1341 Vallejo St, San Francisco 1,816 11/24/2021 $2,450,000
125 Mason St, San Francisco 04/17/2023
976 Market St, San Francisco 5,480 09/03/2021 $6,000,000
750 Sutter St, San Francisco 05/04/2026 $284,500
1242 Jackson St, San Francisco 1,353 04/22/2011 $925,000
1361 Francisco St, San Francisco 1,435 05/05/2025 $1,860,000
1363 Francisco St, San Francisco 1,339 01/29/2021 $1,910,000
25 Drumm St, San Francisco 34,434 05/15/2009
91 McAllister St, San Francisco 452 05/16/2025 $1,200,000
2947 Larkin St, San Francisco 764 01/28/2022
1047 Clay St, San Francisco 1,616 11/26/2012 $1,301,000

Nearby ZIP Codes for 490 Post Street #1140, San Francisco

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