Masters Male: Mertens Owns the Fog at Jed Smith 100K

• Solo winner: Billy Mertens, Louisville, CO, crossed in 8:05:31 — the only Masters Male finisher.
• Pace: 7:49/mi across 62 miles of Sacramento fog and 93% humidity.
• Standout split: Mertens posted the fastest men's split on the Out & Back→Lap 1 segment.

Billy Mertens had one job in the Masters Male field at the 2026 Jed Smith Ultra Classic 100K, and he did it without flinching: run 62 miles through a cold, fog-soaked Sacramento morning and get to the finish line. At 8:05:31, he did exactly that — the sole finisher in the Masters Male field, and the winner by default in the most literal sense, though the effort behind that time is anything but trivial.

At 7:49 per mile for a hundred kilometers, in 50°F fog with humidity pressing in at 93%, Mertens — 59 years old, out of Louisville, CO — kept a disciplined, relentless clip from wire to wire. His gender standing never wavered: he held the top spot among men from the first checkpoint to the last, a 1-through-1 progression that speaks to consistency rather than drama.

The one flash of genuine speed came on the Out & Back into Lap 1, where Mertens put up the fastest men's split on that segment. In a race with no rivals to chase in his field, that kind of sharpness mid-race says something about how he was running — not just surviving the distance, but still pushing where it counted.

A field of one is still a field completed. Mertens owns the Masters Male result at Jed Smith 2026, and the clock doesn't lie: 8:05:31 through the fog.