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SF Bay AreaCounty Connection

County Connection 321 bus

Walnut Creek BART / San Ramon

92 % on time

County Connection 321 bus Stop List and Next Departures

The County Connection 321 - Walnut Creek BART / San Ramon bus serves 47 bus stops in the SF Bay Area area departing from Walnut Creek BART and ending at San Ramon Transit Center. Scroll down to see upcoming 321 bus times at each stop and the next scheduled 321 bus times will be displayed. The full 321 bus schedule as well as real-time departures (if available) can be found in the Transit app.

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Stops
Sun, Sep 21, 2025
  • Walnut Creek BARTWheelchair accessible2:41 PM
  • N California Blvd And Lacassie AveWheelchair accessible2:44 PM
  • N California Blvd And Cole AveWheelchair accessible2:44 PM
  • N California Blvd And Trinity AveWheelchair accessible2:45 PM
  • N California Blvd And Bonanza StWheelchair accessible2:45 PM
  • S California Blvd And Mt Diablo Blvd And Olympic BlvdWheelchair accessible2:46 PM
  • S California Blvd And Botelho DrWheelchair accessible2:47 PM
  • Newell Ave And Kaiser Medical CenterWheelchair accessible2:48 PM
  • S Main St And Kaiser Medical CenterWheelchair accessible2:49 PM
  • S Main St And Creekside DrWheelchair accessible2:51 PM
  • S Main St And Crest AveWheelchair accessible2:52 PM
  • S Main St And Rudgear RdWheelchair accessible2:53 PM
  • Danville Blvd And Horse Trail Ct2:53 PM
  • Danville Blvd And Via Robles2:54 PM
  • Danville Blvd And Hillgrade Ave2:54 PM
  • Danville Blvd And Livorna Rd2:56 PM
  • Danville Blvd And Ridgewood Rd2:57 PM
  • Danville Blvd And St Alphonsus CtWheelchair accessible2:58 PM
  • Danville Blvd And Alamo PlazaWheelchair accessible2:58 PM
  • Danville Blvd And Las Trampas RdWheelchair accessible2:59 PM
  • Danville Blvd And Alamo Womens Club2:59 PM
  • Danville Blvd And La Serena Ave3:00 PM
  • Danville Blvd And Hemme Ave3:00 PM
  • Danville Blvd And Camille Ave3:01 PM
  • Danville Blvd And Wayne Ave3:02 PM
  • Danville Blvd And Hartford Rd3:03 PM
  • Danville Blvd And Del Amigo RdWheelchair accessible3:04 PM
  • Danville Blvd And Railroad AveWheelchair accessible3:05 PM
  • Railroad Ave And Love Ln And Linda Mesa AveWheelchair accessible3:05 PM
  • Railroad Ave And Prospect AveWheelchair accessible3:06 PM
  • San Ramon Valley Blvd And Sonora AveWheelchair accessible3:07 PM
  • San Ramon Val Blvd And Danville Town And Country Shopping CtrWheelchair accessible3:08 PM
  • San Ramon Valley Blvd And Livery-MercantileWheelchair accessible3:08 PM
  • Camino Ramon And Rose GardenWheelchair accessible3:10 PM
  • Camino Ramon And San Thomas Way3:11 PM
  • Camino Ramon And El Capitan DrWheelchair accessible3:12 PM
  • Camino Ramon And Saint Patricks Dr3:13 PM
  • Camino Ramon And Greenbrook DrWheelchair accessible3:13 PM
  • San Ramon Valley Blvd And Ridgeland DrWheelchair accessible3:14 PM
  • San Ramon Valley Blvd And Hooper DrWheelchair accessible3:15 PM
  • San Ramon Valley Blvd And Purdue RdWheelchair accessible3:16 PM
  • Fostoria Way And Crow Canyon PlWheelchair accessible3:19 PM
  • Camino Ramon And Fostoria WayWheelchair accessible3:20 PM
  • Camino Ramon And Crow Canyon RdWheelchair accessible3:20 PM
  • Camino Ramon And Crow Canyon RdWheelchair accessible3:21 PM
  • Camino Ramon And Norris Canyon RdWheelchair accessible3:23 PM
  • San Ramon Transit CenterWheelchair accessible3:26 PM
  • County Connection Walnut Creek BART / San Ramon map

    County Connection 321 bus route map

    The County Connection 321 - Walnut Creek BART / San Ramon bus route map is shown above. The route map shows you an overview of all the stops served by the County Connection 321 bus to help you plan your trip on County Connection. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 321 bus is approaching your stop.

    See the detailed route map

    County Connection 321 bus Service Alerts

    Open the Transit app to see more information about any active disruptions that may impact the 321 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by County Connection so that you can plan your trip around any active or future disruptions.

    See all alerts

    County Connection 321 bus Service Frequency

    The next 321 bus leaves Walnut Creek BART at 2:41 PM, and arrives at San Ramon Transit Center at 3:26 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

    See all departures

    County Connection 321 bus On-Time Performance

    92 % on time

    92% of riders report that the County Connection 321 bus arrived on time on their previous trip. In the past 30 days, 3 riders reported on the on-time performance of the 321 bus. Compared to other County Connection lines, the 321 bus is ranked 4 out of 51 County Connection lines. These on-time performance stats are user reported and may differ from official County Connection metrics. See more details about on time, late or early departure reports for the 321 by opening the Transit app.

    See all on-time perfomance details

    County Connection 321 bus FAQ

    Other County Connection bus schedules, routes and maps

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