840 9th Ave, San Mateo, CA 94402
Verify your account to unlock exclusive photos, mortgage tools, and more.
- Sold Price
- $1,100,000
- List Price
- $999,000
- Status
- CLOSED
- MLS#
- 41126370
- Closing Date
- Mar 07, 2026
- Year Built
- 1927
- Property Type
- Duplex
- Living Area
- 2,239
- Lot Size
- 5,146
- Acres
- 0.12
- County
- San Mateo
- Subdivision
- Other
Listing courtesy of Lily Do from Compass. 510-520-9891
Selling Office: Pathmark Realty Corporation.

Bay East © 2026. CCAR © 2026. BridgeMLS © 2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated on:
https://t2.realgeeks.media/thumbnail/xDL95B3HcUvJbhpqgrfXWsUSL2c=/fit-in/200x43/filters:format(png)/u.realgeeks.media/marietara/Logo_design_for_light_bg.png
https://t2.realgeeks.media/thumbnail/sJNPOPusQGdXjOxw9hhxhwNbD08=/fit-in/400x86/filters:format(png)/u.realgeeks.media/marietara/Logo_design_for_light_bg.png