View 349 Mason St. San Francisco, CA MLS# 41119277
$3,500
450

Sq.Ft.

349 Mason St.

San Francisco, CA

ContraCosta
The time to sell is now! THE TIME TO SELL IS NOW!

About Union Square

Listings in Union Square, San Francisco, CA

1

Estimated median home price

$175,000
Union Square, San Francisco Real Estate

Search Union Square, California Real Estate Listings & New Homes for Sale in Union Square, CA. Find Union Square Houses, Townhouses, Condos, & Properties for Sale at Weichert.com

Homes for Sale by Price in Union Square, San Francisco, CA

PriceCount
$0 - 100K0
$100K - 200K1
$200K - 300K0
$300K - 400K0
$400K - 500K0
$500K - 600K0
$600K - 700K0
$700K - 800K0
$800K - 900K0
$900K - 1M0
$1M - Max0

Homes for Sale by Type in Union Square, San Francisco, CA

Property TypeCount
Single Family0
Townhouse0
Condo0
Commercial1
Rental2
Lots and Land0
Condo/Town/CoOp0
CoOp0
Multi Family0
Mobile Home0
Farms0

(Data as of 1/1/2026)

Information deemed reliable but not guaranteed.

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 at 01/09/2026 01:47 PM UTC