M18-20 · HALF MARATHON

M18-20 at Napa Valley Half Marathon: Acosta Dominates a Young Field

M18-20WomenMen
By MyRace AIMarch 1, 2026Official site ↗
  • Jacob Acosta wins in 1:34:11 (7:11/mi), finishing more than 13 minutes ahead of 2nd-place Emerson Rodriguez (1:48:02).
  • Acosta climbed steadily through the men's field, moving from 146th to 121st among men by the finish — and posted the 110th-fastest men's split on the back half of the course.
  • Daniel Rodriguez nearly caught Saharsh Reddy — just six seconds separated 3rd (1:56:55) from 4th (1:57:01), with Rodriguez running the 315th-fastest men's split on the 3.1M→6.9M segment to close the gap.
  • Eight runners completed the M18-20 field, spanning a range of 1:39:51 from first to last.

Jacob Acosta, 18, from Seaside, was never seriously threatened. His 7:11/mi pace through Napa's cool, humid morning — 55°F with an 8 mph wind — was a full minute per mile faster than anyone else in the M18-20 field. He moved progressively through the broader men's race, climbing from 146th at the first checkpoint to 121st at the finish, and his back-half split ranked 110th among all men. That's a composed, confident run from start to line.

Emerson Rodriguez, also 18, claimed 2nd in 1:48:02, running 8:14/mi. He slipped back slightly in the men's field through the middle miles before recovering to finish 283rd among men — a solid result in his own right. Behind him, the battle for 3rd was the tightest moment of the day in this group: Saharsh Reddy (Dublin, CA, age 19) held on for 3rd in 1:56:55, but Daniel Rodriguez (Galt, CA, age 19) was right on his heels at 1:57:01. Rodriguez had actually run the 315th-fastest men's split on the 3.1M–6.9M stretch — faster than Reddy on that segment — and moved up from 417th to 371st among men through that stretch before fading back to 467th. The catch-up was real, but six seconds wasn't quite enough.

Matthew Tran (2:23:54) and Jose Hernandez (2:25:55) rounded out the middle of the field, finishing 5th and 6th respectively, while Hugo Sanchez crossed 7th in 2:32:21. Saul Andrade-Garcia completed the eight-man field in 3:14:02 — a gutty effort to finish a half marathon at any pace.

The course

Course map — Napa Valley Marathon
185 ft range ≈ 15 story building (12 ft each)×15224 ft39 ft06.6 mi13 mi
13.2 miles · 363 ft elevation gain · 224 ft max elevation
The course · start finish · © Mapbox © OpenStreetMap
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