King County Metro’s RapidRide G Line travels inbound from Madison Valley to downtown Seattle on Madison St. Outbound trips travel in the reverse direction. In May 2025, the G Line had 6,113 average weekday boardings.
The G Line launched in September 2024 and uses the first (and still only) center running bus lanes in King County. The route had a bumpy start as its 6 minute frequencies led to severe bus bunching. Over the past 10 months, these issues have largely been resolved and ridership has steadily increased each month.

Average Ridership Per Trip
The plots below show the average weekday ridership by stop in each direction, color-coded by time of day. For a more detailed breakdown of how the plots are set up, please refer to the How to Read the Plots section of the article discussing Route 70.

The G Line ridership patterns show a route that traverses dense neighborhoods with strong ridership all day. Some observations:
Continue reading “Ridership Patterns for RapidRide G Line”




