Nia Mainer-Smith

United StatesUnited StatesActive
Events
500 Metres Short Track · 800 Metres Short Track

Nia Mainer-Smith is a United States sprinter. She competes primarily in the 200m, 400m and 400m.

Her personal bests include 27.57 in the 200m, 57.97 in the 400m, 57.23 in the 400m, 2:12.54 in the 800m and 2:11.83 in the 800m. She is currently active on the international athletics circuit, representing United States.

Personal best · 500 Metres Short Track1:14.09
2026 season best2:16.70Jan 30, 2026 · Boston Univ. Track & Tennis Center, Boston, MA (USA) (i)
2026 season best
Personal best · 800 Metres Short Track2:16.70
Last competitionBoston University John Thomas Terrier ClassicJan 30, 2026 · 2:16.70
Boston University John Thomas Terrier Classic

As of Nov 15, 2026: 500 Metres Short Track 1:14.09, 800 Metres Short Track 2:16.70, 2026 season best 2:16.70 (Jan 30, 2026, Boston Univ. Track & Tennis Center, Boston, MA (USA) (i)) · Last competition: Boston University John Thomas Terrier Classic, Jan 30, 2026, 2:16.70

Personal bests

WA points calculator →
DisciplineResultAll-time2026
200mIndoorMA 202427.57779 pts––
400mRI 2025United States 400 m all-time list57.97907 pts––
400mIndoorMA 202557.23967 pts––
800mVA 2025United States 800 m all-time list2:12.54949 pts––
800mIndoorMA 20252:11.83999 pts––
MileIndoorMA 20255:14.98844 pts––

Progression

SeasonDisciplineResultWindDateCompetitions
2026800m-short-track Indoor2:16.70–Jan 30, 2026Boston University John Thomas Terrier Classic
2026800m Indoor2:16.70–Jan 30, 2026Boston University John Thomas Terrier Classic
2026800m-short-track 2:16.70–Jan 30, 2026Boston University John Thomas Terrier Classic
20261000m-short-track 3:02.45–Jan 24, 2026Boston University Bruce Lehane Scarlet and White Invitational
20261000m Indoor3:02.45–Jan 24, 2026Boston University Bruce Lehane Scarlet and White Invitational
20261000m-short-track Indoor3:02.45–Jan 24, 2026Boston University Bruce Lehane Scarlet and White Invitational
2025400m-short-track Indoor57.23–Feb 15, 2025Boston University David Hemery Valentine Invitational
2025400m Indoor57.23–Feb 15, 2025Boston University David Hemery Valentine Invitational
FAQ

Frequently asked questions

Nia Mainer-Smith's 500 Metres Short Track personal best is 1:14.09, set on Feb 23, 2025 in Boston Univ. Track & Tennis Center, Boston, MA (USA) (i).

Nia Mainer-Smith competes in the 500 Metres Short Track and 800 Metres Short Track.

2026 season best: 2:16.70, set on Jan 30, 2026 in Boston Univ. Track & Tennis Center, Boston, MA (USA) (i). Last competition: Boston University John Thomas Terrier Classic on Jan 30, 2026, 2:16.70.