490 Post Street #1140, San Francisco, CA 94102 Property Information
490 Post Street #1140, San Francisco, CA 94102 Property Information
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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 | Register |
| 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 |
Zoning, Use & Area Overview
| Zoning district | Register |
| 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 490 Post Street #1140, San Francisco
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About 490 Post Street #1140, San Francisco
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
| 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
Brokers
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 1616 | Office | $63/Sqft/Year | 1,124 | Catherine House |
| 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.
Brokers
| 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
| 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.
Brokers
| 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.
Brokers
| 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.
Brokers
| 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.
Brokers
Past Sales & Property History for 490 Post Street #1140, San Francisco
Create a free account to view the complete sales history for 490 Post Street #1140, San Francisco, including title documents, transfer conditions, mortgages and liens.
| Sale date | Sale price | Buyer name | Seller name |
|---|---|---|---|
| 09/30/2015 | $360,000 | Register | Register |
Title Documents for 490 Post Street #1140, San Francisco
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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
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 | 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
Create a free account to unlock extended information for 490 Post Street #1140, 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).
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
| Crime incidents map | Register |
Transportation
Access the detailed traffic volume map for 490 Post Street #1140, San Francisco to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
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Neighbors for 490 Post Street #1140, San Francisco
Here are the neighbors for 490 Post Street #1140, San Francisco.