Junior Rankings: Top Girls 300m Hurdles Marks in California This Season

Feb 24, 2026

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Ranking the top 300m Hurdles performances delivered state-wide by Junior girls during the 2026 Outdoor Season.

300 Meter Hurdles

Rank	Time	Athlete/Team	Class	Meet / Date
1	47.07	Mackenzie Thomas Mayfield (G) (SS)	2027	Arcadia (Mega) Mini Meet Feb 21, 2026
2	47.22	Marguerite Zemke Sheldon (SJ)	2027	Inderkum Invite Feb 21, 2026
3	47.89	Madalyn Martin Burroughs Ridgecrest (SS)	2027	Ontario Relays Feb 21, 2026
4	48.54	Oakley Moran Ventura (SS)	2027	6th Jerry Harwood Memorial Track Meet Feb 21, 2026
5	49.83	Emma Carlson Glendora (SS)	2027	Covina 4 Way Feb 21, 2026
6	50.25	...