The 2026 Marin Century is on Saturday, August 1. Don't miss this great event, now in it's 63rd year, staged at beautiful Stafford Lake Park in Novato, Marin County, CA. Come see why nearly 98% of past riders would recommend it to a friend.
Choose from 5 routes, the 37 mile Geronimo, the 64 miles Metric Century, the 102 mile Century, the climbing 94 mile Mt. Tam, or the epic, mountainous 127 mile Double Metric. The courses are similar to last year, with a few improvements.