Sydney Kosa

United StatesUnited StatesActive
Events
Mile

Sydney Kosa is a United States middle-distance runner. She competes primarily in the Mile and Mile.

Her personal bests include 5:04.63 in the Mile and 5:06.04 in the Mile. She is currently active on the international athletics circuit, representing United States.

Personal best · Mile5:06.04
2026 season best5:17.84Jan 30, 2026 · Dempsey Indoor, Seattle, WA
2026 season best
Last competitionUW Invite/Mile CityJan 30, 2026 · 5:17.84
UW Invite/Mile City

As of Nov 14, 2026: Mile 5:06.04, 2026 season best 5:17.84 (Jan 30, 2026, Dempsey Indoor, Seattle, WA (USA)) · Last competition: UW Invite/Mile City, Jan 30, 2026, 5:17.84

Personal bests

WA points calculator →
DisciplineResultAll-time
MileIndoorWA 20245:04.63910 pts–
MileOR 2025United States Mile all-time list5:06.04874 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026Mile 5:17.84–Jan 30, 2026UW Invite/Mile City
2026Mile Indoor5:17.84–Jan 30, 2026UW Invite/Mile City
2025Mile 5:06.04–Jun 22, 2025USA U20 Championships, Hayward Field, Eugene, OR
2024Mile Indoor5:04.63–Jan 27, 2024UW Invitational/Mile City
FAQ

Frequently asked questions

Sydney Kosa's Mile personal best is 5:06.04, set on Jun 20, 2025 in Hayward Field, Eugene, OR (USA).

Sydney Kosa competes in the Mile.

2026 season best: 5:17.84, set on Jan 30, 2026 in Dempsey Indoor, Seattle, WA (USA). Last competition: UW Invite/Mile City on Jan 30, 2026, 5:17.84.