




490 Post Street #804
San Francisco, CA 94102· Downtown
Key Details
Square Feet
907
Year Built
1925
Stories
17
Lot Size
18,906 sqft (0.43 ac)
Type
Office
About This Property
Prime Union Square office condo w downtown views. Ideally located in the heart of Union Square, this well-maintained vacant office condominium offers an efficient versatile floor plan suitable for a variety of professional uses. The suite features 4 private offices, conference room w separate entrance, an entry foyer/reception area, central hallway connecting the offices, a kitchen, private restroom & dedicated storage room with 220V electrical that may also accommodate laundry equipment. Large windows provide excellent natural light & impressive downtown views. The layout is well suited for traditional office, professional services, medical, dental, wellness, or consulting uses. Existing plumbing infrastructure remains in the individual office suites from prior medical/dental occupancy, o...
Property Information
Facts & Features
Interior
Exterior & Lot
Utilities
Building & Zoning
Property History
| Date | Event | Price |
|---|---|---|
| Jun 12, 2026 | Active | |
| Jun 1, 2026 | Listed | $780,000 |
Getting Around
99
Walk
Walker's Paradise
100
Transit
Rider's Paradise
76
Bike
Very Bikeable
Scores by Walk Score
Public Records
Sources: San Francisco Assessor-Recorder secured roll; FEMA National Flood Hazard Layer. Tax estimates use the citywide secured rate and exclude parcel taxes and exemptions.
Schools
Nearby Public Schools
SFUSD enrollment is choice-based; schools shown by distance for reference, not assignment. Source: California Department of Education directory.
Location
Neighborhood: Downtown
Directions: Mason St to Post St. There is a public parking garage @ 520 Mason Street, San Francisco, CA 94102.
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Chris Chour
Broker / Owner
EON Real Estate
MLS# 426138218
Listed by Robert B Collett, DRE #01987866 · Berkshire Hathaway Drysdale Properties
Data courtesy of SFAR MLS via Bridge Data Output. Information deemed reliable but not guaranteed.





