THE REFERENCE DESK

Extraordinary distances.
Official sources.

Explore the events, then check the governing body’s current records.

Sources checked 2026-09-10. 27 ratified records across 12 events. Faster performances awaiting ratification appear separately on event pages. Coverage gaps and conflicting source entries are explained there too.
Track · 1 km

1000 m

Men
2:11.83 · Emmanuel Wanyonyi

Women
2:28.98 · Svetlana Masterkova

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Track / road · 1.609344 km

1 mile

Men
3:43.13 · Hicham El Guerrouj

Women
4:07.64 · Faith Kipyegon

Faster performance pending ratification →

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Road · 5 km

5K

Men
12:49 · Berihu Aregawi

Women · mixed race
13:54 · Beatrice Chebet

Women · women-only race
14:13 · Beatrice Chebet

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Road · 10 km

10K

Men
26:31 · Yomif Kejelcha

Women · mixed race
28:46 · Agnes Ngetich

Women · women-only race
29:27 · Agnes Ngetich

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Road · 21.0975 km

Half Marathon

Men
57:20 · Jacob Kiplimo

Women · mixed race
1:02:52 · Letesenbet Gidey

Women · women-only race
1:05:16 · Peres Jepchirchir

Faster performance pending ratification →

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Road · 42.195 km

Marathon

Men
1:59:30 · Sabastian Sawe

Women · mixed race
2:09:56 · Ruth Chepngetich

Women · women-only race
2:15:41 · Tigst Assefa

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Ultra · 50 km

50K

Men
2:38:43 · CJ Albertson

Women · mixed race
2:59:54 · Desiree Linden

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Ultra · 100 km

100K

Men
6:05:35 · Aleksandr Sorokin

Women
6:33:11 · Tomoe Abe

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Ultra · 80.46719999999999 km

50 mile

Men
4:48:21 · Charles R. Lawrence

Women
5:18:57 · Anne Flower

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Ultra · 160.93439999999998 km

100 mile

Men
10:51:39 · Aleksandr Sorokin

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Timed ultra · 24 hours

24 hours

Men
319.614 km · Aleksandr Sorokin

Women
278.621 km · Sarah Webster

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Timed ultra · 48 hours

48 hours

Men
485.099 km · Matthieu Bonne

Women
436.371 km · Patrycja Bereznowska

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Record categories matter

Track and road performances are separate categories. Road women-only and mixed-race records may also be listed separately. A fastest performance may still be pending ratification, and ultradistance record recognition varies by governing body.

Start with World Athletics records or the International Association of Ultrarunners record lists.