San Francisco Half Marathon F40-44: LaRocca Runs Down the Field

• Sarah LaRocca won the F40-44 race in 1:38:56 (7:33/mi), the only finisher under 1:40 in a 244-runner field.
• 2:16 separated places 3 through 5 — Kayla Kielar (3rd, 1:44:20), Kristina Byrd (4th, 1:44:29), and Bruna Queiroz (5th, 1:44:47) ran one of the tightest three-way clusters of the morning.
• Ragan Sasaki climbed from outside the top-50 women to 28th by the finish, posting the 13th-fastest women's split on the 5.34M→6.15M segment to seal 2nd in 1:41:12.
• Kayla Kielar and Kristina Byrd finished just 9 seconds apart (1:44:20 vs. 1:44:29) despite running the middle stretch at different paces — Byrd posted the 36th-fastest women's split on that 1.81M→5.34M segment to Kielar's 44th.

Sarah LaRocca came to San Francisco and made it look controlled. The 41-year-old from the city itself ran a 7:33/mi pace across 13.1 miles, finishing in 1:38:56 — more than two minutes clear of anyone else in the F40-44 field. Her route to the win wasn't perfectly linear: she drifted as far back as 16th among all women before surging back to 12th by mile five and holding 13th at the line. That mid-race dip and recovery tells the real story — LaRocca had the legs when it counted, including the 15th-fastest women's split on the 1.81M→5.34M stretch.

Behind her, Ragan Sasaki ran a quietly brilliant race from Colorado Springs. She entered the women's field buried around 52nd, but a relentless push — capped by the 13th-fastest women's split on the 5.34M→6.15M segment — carried her all the way to 28th among women and 2nd in F40-44 in 1:41:12. That's a 7:43/mi average over a San Francisco course that doesn't flatter passive runners.

The battle for the final podium spot was a study in contrasts. Kielar (3rd, 1:44:20) started fast — sitting 22nd among women early — then gradually faded through the field while Byrd (4th, 1:44:29) went the other direction, climbing from 67th among women at the first checkpoint all the way to 40th by the finish. Byrd's stronger middle segment nearly erased Kielar's early advantage, but nine seconds proved just enough. Queiroz rounded out the top five in 1:44:47, completing a 27-second window across three finishers that made positions 3–5 genuinely hard to call until the end.