Katie Ledecky Fires Off 15:23.21 1500 Free, #2 Performance All-Time

2026 PRO SWIM SERIES – AUSTIN

Women’s 1500 FREESTYLE — Fastest Heat

Top 8 Finishers

Katie Ledecky (GSC) — 15:23.21
Brinkleigh Hansen (SPA) — 16:31.31
Becca Mann (TAC) — 15:35.09
Brooke Travis (TAC) — 16:48.91
Madalyn Petty (TRAC) — 16:56.50
Lilliana Krstolic (LAKR) — 17:17.43
McKennah Greer (LAC) — 17:40.34
Mackenzie Corbin (LAC) — 17:56.48

Katie Ledecky blasted a 15:23.21 1500 freestyle to kick off finals at the Pro Series in Austin, Texas. That marked the #2 performance all-time, and less than three seconds off her World Record from 2018.

Split Comparison

World Record

Distance
100 Split
Cumulative
100 Split
Cumulative

100
58.5
58.50
58.95
58.95

200
1:01.75
2:00.25
1:01.80
2:00.75

300
1:02.25
3:02.50
1:01.98
3:02.73

400
1:02.38
4:04.88
1:02.31
4:05.04

500
1:01.94
5:06.82
1:02.42
5:07.46

600
1:01.47
6:08.29
1:01.94
6:09.40

700
1:01.84
7:10.13
1:02.06
7:11.46

800
1:01.57
8:11.70
1:01.63
8:13.09

900
1:01.50
9:13.20
1:01.65
9:14.74

1000
1:01.63
10:14.83
1:01.91
10:16.65

1100
1:01.32
11:16.15
1:01.65
11:18.30

1200
1:01.79
12:17.94
1:01.79
12:20.09

1300
1:01.49
13:19.43
1:01.47
13:21.56

1400
1:01.28
14:20.71
1:01.35
14:22.91

1500
0:59.77
15:20.48
1:00.30
15:23.21

Ledecky was just off World Record throughout the race but was only above 1:02 three times, only one more time than she was in her World Record swim.

With her swim tonight, Ledecky now holds the 12 fastest performances of all-time. She passed her performance from last year’s Pro Series in Fort Lauderdale.

Top Performances All-Time – Women’s 1500 Free

Katie Ledecky — 15:20.48 — 2018 Pro Series – Indy
Katie Ledecky — 15:23.21 — 2026 Pro Series – Austin
Katie Ledecky — 15:24.51 — 2025  Pro Swim Series – Fort Lauderdale
Katie Ledecky — 15:25.48 — 2015 World Championships
Katie Ledecky — 15:26.27 — 2023 World Championships
Katie Ledecky — 15:26.44 — 2025 World Championships
Katie Ledecky — 15:27.71 — 2015 World Championships
Katie Ledecky — 15:28.36 — 2014 Pan Pacific Championships
Katie Ledecky — 15:29.51 — 2020 Pro Series – Des Moines
Katie Ledecky — 15:29.64 — 2023 Phillips 66 National Championships
Katie Ledecky — 15:30.02 — 2024 Olympic Games
Katie Ledecky — 15:30.15 — 2022 World Championships