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Downtown / Grand Avenue South San Francisco, CA

Older homes and new condos near Caltrain and the city's revitalized main street.

Downtown / Grand Avenue market snapshot

What homes in Downtown / Grand Avenue are doing

12-mo median (single-family)$1.25M23 sales, last 12 months
Median change, 2015–16 to 2024–25+63%South San Francisco overall: +54%
Price per sq ft (2025)$850
Days on market (2025)14median of the year's sales
Sale-to-list (2025)103.7%above 100% = over asking

Single-family homes in Downtown / Grand Avenue sold for a median of about $757K in 2015–16 and $1.24M in 2024–25, a 63% increase, ahead of South San Francisco as a whole (+54%). Prices peaked in 2024 at $1.25M. In 2025, homes here sold quickly (median 14 days on market) and usually above asking (103.7% of list price on average). So far in 2026 (19 sales through September), the median is $1.24M.

Where it is

Downtown / Grand Avenue on the map

Borders follow real streets and where homes have sold (MLS neighborhood codes), so a home or two along an edge may differ from official MLS lines.

Other South San Francisco neighborhoods

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Source: MLSListings, Inc. closed sales, 2015–September 2026, summarized by Drew Lehr. Neighborhood figures combine the MLS area(s) that make up Downtown / Grand Avenue; where there are several, yearly figures are sales-weighted. Information deemed reliable but not guaranteed.