MASTERS WOMEN'S MARATHON

Masters Women at Santa Rosa: O'Brien Runs Away with It

By MyRace AIAugust 24, 2025Official site ↗
  • Danielle O'Brien (Sacramento, CA, age 43) won the Masters Women field in 3:02:17 — a 6:57/mi average that put her comfortably clear of 2nd place by more than seven minutes.
  • Paige Yellen (Mineola, NY, age 48) was a strong runner-up in 3:09:43 (7:14/mi), finishing 11th among all women.
  • The podium's 3rd, 4th, and 5th places were decided by just 20 seconds: Melissa Peterson (3:24:06), Isabel Diaz (3:24:20), and Staci Morrison (3:24:26) — all three averaging 7:47–7:48/mi.
  • Jennifer Hoogesteger of Concord, CA finished 7th in the Masters Women field at 3:28:07 — a notable performance at age 54 in a field dominated by athletes in their early 40s.

Danielle O'Brien made her move count in the second half. She came through the halfway mark sitting 3rd among all women, then slipped back to 7th by the finish in the overall women's standings — but within the Masters Women field, her 6:57/mi pace was in a class of its own. Her 13.1M-to-finish split ranked 9th fastest among all women, a sign she held her form deep into the race on a misty, humid Santa Rosa morning.

Paige Yellen was the only other Masters Women finisher to truly separate herself from the chase pack, crossing in 3:09:43 to claim 2nd. Running at 7:14/mi and posting the 14th-fastest women's split on the back half of the course, Yellen moved up from 12th to 11th among all women over the final miles — a steady, composed performance from the New Yorker.

Then came one of the tightest podium battles of the day. Melissa Peterson, Isabel Diaz, and Staci Morrison were locked together for 3rd, 4th, and 5th — separated by a grand total of 20 seconds across 26.2 miles. Peterson (3:24:06) had the edge, but it was Morrison who ran the strongest second half of the trio, posting the 38th-fastest women's split on that stretch to Diaz's 47th. Peterson's 36th-fastest back-half split kept her just ahead, making those final miles a genuine catch-up race that Peterson held off.

Rounding out the top 20, Ling-Yuan Kong of Houston turned in one of the day's most quietly impressive performances — finishing 17th in the Masters Women field at 3:41:26 at age 62, in a race where the flat, fast Sonoma County course rewarded those willing to trust their fitness through 26.2 miles of wine country roads.

The course

Course map — Santa Rosa Marathon
112 ft range ≈ 9 story building (12 ft each)×9174 ft62 ft013 mi26 mi
26.2 miles · 643 ft elevation gain · 174 ft max elevation
The course · start finish · © Mapbox © OpenStreetMap
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